URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Submission: On August 13 via manual from US — Scanned from DE

Summary

This website contacted 27 IPs in 4 countries across 20 domains to perform 118 HTTP transactions. The main IP is 2606:4700:3108::ac42:28b0, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.perlego.com. The Cisco Umbrella rank of the primary domain is 351916.
TLS certificate: Issued by E5 on August 4th 2024. Valid for: 3 months.
This is the only time www.perlego.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
62 2606:4700:310... 13335 (CLOUDFLAR...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
3 2a00:1450:400... 15169 (GOOGLE)
2 2606:4700::68... 13335 (CLOUDFLAR...)
2 52.222.236.94 16509 (AMAZON-02)
1 34.120.195.249 396982 (GOOGLE-CL...)
10 2606:4700:310... 13335 (CLOUDFLAR...)
1 104.18.31.209 13335 (CLOUDFLAR...)
1 18.66.102.51 16509 (AMAZON-02)
3 2620:1ec:c11:... 8068 (MICROSOFT...)
1 2a02:26f0:350... 20940 (AKAMAI-ASN1)
7 2.18.64.21 20940 (AKAMAI-ASN1)
2 2a03:2880:f08... 32934 (FACEBOOK)
2 151.101.194.217 54113 (FASTLY)
1 13.32.27.21 16509 (AMAZON-02)
3 2a00:1450:400... 15169 (GOOGLE)
1 3 2001:4860:480... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 2 2620:1ec:21::14 8068 (MICROSOFT...)
1 13.107.42.14 8068 (MICROSOFT...)
1 13.224.189.49 16509 (AMAZON-02)
3 18.245.46.19 16509 (AMAZON-02)
1 34.206.23.119 14618 (AMAZON-AES)
1 34.49.241.189 396982 (GOOGLE-CL...)
2 2a03:2880:f17... 32934 (FACEBOOK)
118 27
Apex Domain
Subdomains
Transfer
72 perlego.com
www.perlego.com — Cisco Umbrella Rank: 351916
img.perlego.com — Cisco Umbrella Rank: 631404
catalogue-new.perlego.com
countrycodeworker.perlego.com — Cisco Umbrella Rank: 930021
api.perlego.com — Cisco Umbrella Rank: 540528
936 KB
7 tiktok.com
analytics.tiktok.com — Cisco Umbrella Rank: 963
139 KB
4 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 104
region1.google-analytics.com — Cisco Umbrella Rank: 3123
21 KB
4 optimizely.com
cdn.optimizely.com — Cisco Umbrella Rank: 1042
cdn3.optimizely.com — Cisco Umbrella Rank: 7346
a23497771291.cdn.optimizely.com — Cisco Umbrella Rank: 783317
logx.optimizely.com — Cisco Umbrella Rank: 2460
221 KB
3 intercomcdn.com
js.intercomcdn.com — Cisco Umbrella Rank: 7846
293 KB
3 linkedin.com
px.ads.linkedin.com — Cisco Umbrella Rank: 669 Failed
px4.ads.linkedin.com — Cisco Umbrella Rank: 7330
2 KB
3 bing.com
bat.bing.com — Cisco Umbrella Rank: 534
15 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 112
260 KB
2 facebook.com
www.facebook.com — Cisco Umbrella Rank: 108
3 KB
2 intercom.io
widget.intercom.io — Cisco Umbrella Rank: 5025
api-iam.intercom.io — Cisco Umbrella Rank: 5121
6 KB
2 google.com
region1.analytics.google.com — Cisco Umbrella Rank: 3773
787 B
2 speedcurve.com
cdn.speedcurve.com — Cisco Umbrella Rank: 9667
lux.speedcurve.com — Cisco Umbrella Rank: 34346
10 KB
2 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 236
73 KB
2 hotjar.com
static.hotjar.com — Cisco Umbrella Rank: 1335
script.hotjar.com — Cisco Umbrella Rank: 2017
60 KB
2 trustpilot.com
widget.trustpilot.com — Cisco Umbrella Rank: 7072
7 KB
1 google.de
www.google.de — Cisco Umbrella Rank: 6716
63 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 252
245 B
1 licdn.com
snap.licdn.com — Cisco Umbrella Rank: 1884
14 KB
1 sentry.io
o118024.ingest.sentry.io — Cisco Umbrella Rank: 736278
299 B
1 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1223
7 KB
118 20
Domain Requested by
49 www.perlego.com www.perlego.com
13 img.perlego.com www.perlego.com
7 analytics.tiktok.com www.perlego.com
analytics.tiktok.com
7 api.perlego.com www.perlego.com
3 js.intercomcdn.com widget.intercom.io
js.intercomcdn.com
3 www.google-analytics.com www.googletagmanager.com
www.perlego.com
3 bat.bing.com www.googletagmanager.com
bat.bing.com
www.perlego.com
3 www.googletagmanager.com www.perlego.com
www.googletagmanager.com
2 www.facebook.com
2 px.ads.linkedin.com www.perlego.com
2 region1.analytics.google.com 1 redirects www.perlego.com
2 connect.facebook.net www.perlego.com
connect.facebook.net
2 catalogue-new.perlego.com www.perlego.com
2 widget.trustpilot.com www.perlego.com
widget.trustpilot.com
1 logx.optimizely.com www.perlego.com
1 lux.speedcurve.com
1 api-iam.intercom.io js.intercomcdn.com
1 widget.intercom.io www.googletagmanager.com
1 px4.ads.linkedin.com www.perlego.com
1 www.google.de www.perlego.com
1 region1.google-analytics.com www.perlego.com
1 stats.g.doubleclick.net www.googletagmanager.com
1 script.hotjar.com static.hotjar.com
1 cdn.speedcurve.com www.googletagmanager.com
1 snap.licdn.com www.googletagmanager.com
1 static.hotjar.com www.googletagmanager.com
1 a23497771291.cdn.optimizely.com cdn.optimizely.com
1 cdn3.optimizely.com cdn.optimizely.com
1 countrycodeworker.perlego.com www.perlego.com
1 o118024.ingest.sentry.io www.perlego.com
1 cdn.optimizely.com www.perlego.com
1 static.cloudflareinsights.com www.perlego.com
118 32
Subject Issuer Validity Valid
perlego.com
E5
2024-08-04 -
2024-11-02
3 months crt.sh
cloudflareinsights.com
WE1
2024-07-06 -
2024-10-04
3 months crt.sh
*.google-analytics.com
WR2
2024-07-30 -
2024-10-22
3 months crt.sh
cdn.optimizely.com
WE1
2024-06-25 -
2024-09-23
3 months crt.sh
*.trustpilot.com
Amazon RSA 2048 M03
2024-01-03 -
2025-01-31
a year crt.sh
ingest.sentry.io
DigiCert Global G2 TLS RSA SHA256 2020 CA1
2023-11-02 -
2024-12-02
a year crt.sh
cdn3.optimizely.com
WE1
2024-08-12 -
2024-11-10
3 months crt.sh
*.hotjar.com
Amazon RSA 2048 M03
2024-05-22 -
2025-06-20
a year crt.sh
www.bing.com
Microsoft Azure RSA TLS Issuing CA 04
2024-06-19 -
2024-12-16
6 months crt.sh
snap.licdn.com
DigiCert SHA2 Secure Server CA
2023-12-13 -
2024-12-12
a year crt.sh
*.tiktok.com
RapidSSL TLS ECC CA G1
2024-07-15 -
2025-07-15
a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2024-05-23 -
2024-08-21
3 months crt.sh
*.speedcurve.com
GlobalSign Atlas R3 DV TLS CA 2024 Q1
2024-01-21 -
2025-02-21
a year crt.sh
*.g.doubleclick.net
WR2
2024-07-30 -
2024-10-22
3 months crt.sh
*.google.de
WR2
2024-07-30 -
2024-10-22
3 months crt.sh
www.linkedin.com
DigiCert SHA2 Secure Server CA
2024-07-01 -
2025-01-01
6 months crt.sh
*.intercom.com
Amazon RSA 2048 M03
2024-01-15 -
2025-02-11
a year crt.sh
*.intercomcdn.com
Amazon RSA 2048 M02
2023-12-01 -
2024-12-29
a year crt.sh
logx.optimizely.com
WR3
2024-07-20 -
2024-10-18
3 months crt.sh

This page contains 4 frames:

Primary Page: https://www.perlego.com/book/3156885/environmental-science-pdf
Frame ID: 72C00578FF4F78BE3B73DD805AD8BE00
Requests: 110 HTTP requests in this frame

Frame: https://a23497771291.cdn.optimizely.com/client_storage/a23497771291.html
Frame ID: EBDB96F40B3B17180ADD0229F3E09B32
Requests: 1 HTTP requests in this frame

Frame: https://widget.trustpilot.com/trustboxes/5419b6ffb0d04a076446a9af/index.html?templateId=5419b6ffb0d04a076446a9af&businessunitId=585793460000ff0005995d71
Frame ID: 504B0334CD1A810B41F5DFC14D55F8FB
Requests: 1 HTTP requests in this frame

Frame: https://js.intercomcdn.com/frame-modern.c42d6e63.js
Frame ID: DF78DFABA255EF147A8B3F03FABB6D73
Requests: 4 HTTP requests in this frame

Screenshot

Page Title

[PDF] Environmental Science by G. Miller eBook | Perlego

Detected technologies

Overall confidence: 100%
Detected patterns
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • //connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/ns\.html[^>]+></iframe>
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/

Overall confidence: 100%
Detected patterns
  • snap\.licdn\.com/li\.lms-analytics/insight\.min\.js

Overall confidence: 100%
Detected patterns
  • optimizely\.com.*\.js

Page Statistics

118
Requests

97 %
HTTPS

54 %
IPv6

20
Domains

32
Subdomains

27
IPs

4
Countries

2067 kB
Transfer

5711 kB
Size

21
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 76
  • https://region1.analytics.google.com/g/collect?v=2&tid=G-0H5HMZK3BP&gtm=45je48c0v9106841335za200zb810376513&_p=1723591732052&gcd=13l3l3l2l1&npa=1&dma_cps=syphamo&dma=1&tag_exp=0&cid=1013271391.1723591733&ul=de-de&sr=1600x1200&ir=1&are=1&frm=0&pscdl=noapi&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_eu=AAg&_s=2&sid=1723591732&sct=1&seg=0&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&dt=%5BPDF%5D%20Environmental%20Science%20by%20G.%20Miller%20eBook%20%7C%20Perlego&cu=GBP&en=visited_the_book_page&_c=1&epn.value=0&_et=23&tfd=811 HTTP 302
  • https://region1.google-analytics.com/privacy-sandbox/register-conversion?_c=1&cid=1013271391.1723591733&dbk=369733565108069576&dma=1&dma_cps=syphamo&en=visited_the_book_page&gtm=45je48c0v9106841335za200zb810376513&npa=1&tid=G-0H5HMZK3BP&dl=https%3A%2F%2Fwww.perlego.com%3F
Request Chain 79
  • https://px.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf HTTP 302
  • https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&e_ipv6=AQL2b2HdQCG4wwAAAZFOEq5NQPXugQzohXJPAbjfCJm9qYNzIR6_8FydVRJEQs_EA6eJDltwXWJhf4IE-LrFQwnvkXAA6A

118 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request environmental-science-pdf
www.perlego.com/book/3156885/
172 KB
40 KB
Document
General
Full URL
https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1c8618c66ee5c1612b04eea21656440a3ca7184788a3e54745cc9001c4cc3b64
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
private, no-cache, no-store, max-age=0, must-revalidate
cf-cache-status
HIT
cf-ray
8b2c7be498429bb0-FRA
content-encoding
br
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
content-type
text/html; charset=utf-8
date
Tue, 13 Aug 2024 23:28:52 GMT
last-modified
Tue, 13 Aug 2024 15:06:10 GMT
referrer-policy
strict-origin-when-cross-origin
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
vary
Accept-Encoding
x-content-type-options
nosniff
x-download-options
noopen
x-frame-options
deny
x-xss-protection
0
9781337670753_300_450.webp
img.perlego.com/book-covers/3156885/
19 KB
20 KB
Image
General
Full URL
https://img.perlego.com/book-covers/3156885/9781337670753_300_450.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
11d171c6ccd61905e9117ea6243105a1d94d4c2dfccac06eef03a951f8d41492
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
FAbdHB63lP4FEqXPmjE2sgKWLmnjpRwP
via
1.1 fb4c985c6e0ddb6f82a2dffdde62d23e.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
MIA3-P3
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
19826
last-modified
Fri, 24 May 2024 00:48:53 GMT
server
cloudflare
etag
"edb5294795f56b1ec132894586d0c353"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7be548e99bb0-FRA
x-amz-cf-id
9uZhXTCaNLl1B8sY7VTFgd3EJstc7Lu4qo8uoQUl4Powi7IuqNw5Sg==
a34f9d1faa5f3315-s.p.woff2
www.perlego.com/_next/static/media/
47 KB
53 KB
Font
General
Full URL
https://www.perlego.com/_next/static/media/a34f9d1faa5f3315-s.p.woff2
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c88db2401bef7e1203e0933cc5525a0f81863bfd076756db12acea5596f089ec
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
Origin
https://www.perlego.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
MISS
alt-svc
h3=":443"; ma=86400
content-length
48556
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
font/woff2
cache-control
public, max-age=60
accept-ranges
bytes
cf-ray
8b2c7be538d99bb0-FRA
expires
Tue, 13 Aug 2024 23:29:52 GMT
3534416bbfdcc9be-s.p.woff2
www.perlego.com/_next/static/media/
24 KB
29 KB
Font
General
Full URL
https://www.perlego.com/_next/static/media/3534416bbfdcc9be-s.p.woff2
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ec77738d9e8ae43b942aad4d6f555ddac5cc5476bb982d7efdcabccf20ca7c6e
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
Origin
https://www.perlego.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
MISS
alt-svc
h3=":443"; ma=86400
content-length
24276
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
font/woff2
cache-control
public, max-age=60
accept-ranges
bytes
cf-ray
8b2c7be538db9bb0-FRA
expires
Tue, 13 Aug 2024 23:29:52 GMT
28b11cbebb58e6cd-s.p.woff2
www.perlego.com/_next/static/media/
14 KB
19 KB
Font
General
Full URL
https://www.perlego.com/_next/static/media/28b11cbebb58e6cd-s.p.woff2
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8ab79f962333d35c7efe80fe6f9d26f7546ebf1ccec0584a8017309226c39b86
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
Origin
https://www.perlego.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
MISS
alt-svc
h3=":443"; ma=86400
content-length
14132
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
font/woff2
cache-control
public, max-age=60
accept-ranges
bytes
cf-ray
8b2c7be538dc9bb0-FRA
expires
Tue, 13 Aug 2024 23:29:52 GMT
393388d3bc0fc91f-s.p.woff2
www.perlego.com/_next/static/media/
50 KB
56 KB
Font
General
Full URL
https://www.perlego.com/_next/static/media/393388d3bc0fc91f-s.p.woff2
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c2fecc8072627a38a9b7d13f766fa95142a4f433fcdfae9b43fd3fcf67d0ae8e
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
Origin
https://www.perlego.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
MISS
alt-svc
h3=":443"; ma=86400
content-length
51344
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
font/woff2
cache-control
public, max-age=60
accept-ranges
bytes
cf-ray
8b2c7be538dd9bb0-FRA
expires
Tue, 13 Aug 2024 23:29:52 GMT
4cbc9bbacaeaf923.css
www.perlego.com/_next/static/css/
5 KB
6 KB
Stylesheet
General
Full URL
https://www.perlego.com/_next/static/css/4cbc9bbacaeaf923.css
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
12a357b7a4bb2dc41ce98357d398cab2084856a2aafac3fd007a8b33a9b95d1b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
454
cf-polished
origSize=5173
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
cf-bgj
minify
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
vary
Accept-Encoding
x-frame-options
deny
content-type
text/css; charset=UTF-8
cache-control
public, max-age=31536000
cf-ray
8b2c7be538de9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
1443-55c92571889a1101.js
www.perlego.com/_next/static/chunks/
30 KB
13 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/1443-55c92571889a1101.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
23b47a340d056f8928d92ebcf20c0f1b3940415627ebf2b614e5963528d49b36
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be558f69bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
2010-8b71e2d03e486d50.js
www.perlego.com/_next/static/chunks/
23 KB
15 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/2010-8b71e2d03e486d50.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f97d06e371f05fd34f97fcec668cae078b3c605c3eab802e849a57e98ef5d735
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be568fa9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3137.4ffdd5d024c16f4f.js
www.perlego.com/_next/static/chunks/
1 KB
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3137.4ffdd5d024c16f4f.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
7ca3733df245056359f6729e898dd5707a777d7e3c1bed730885e2f329cbd8a2
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be568fc9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
706.b97d2721d27aeae7.js
www.perlego.com/_next/static/chunks/
33 KB
11 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/706.b97d2721d27aeae7.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
dfafa26d3409757625d389907275c9faf942f3630c52a36a38ba942ecf38f47b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be568fd9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3325.614cb08342ac61b3.js
www.perlego.com/_next/static/chunks/
33 KB
15 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3325.614cb08342ac61b3.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
98dc828e413783111ffdffbd04780040b3b66b26e15c9ae464dd8fdcab6082b4
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be568ff9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
9781.2b6143c45d8c6b85.js
www.perlego.com/_next/static/chunks/
10 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/9781.2b6143c45d8c6b85.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
53edf34da3e4459ce63e5b64c48f0040fa9f6fded46e6e028585bb079a4286cf
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
content-encoding
gzip
age
40200
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569029bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
7439.3299a63fdeb2f368.js
www.perlego.com/_next/static/chunks/
20 KB
12 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/7439.3299a63fdeb2f368.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
bf510c9fa697f05e774acfac4d49c7ef395f98210fda4cab423efa9883d02144
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569039bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3349.82bd022427e19a55.js
www.perlego.com/_next/static/chunks/
19 KB
12 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3349.82bd022427e19a55.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
95409ba6859a8867d0dbd9e2648b98318a3d9b744b244994ff73bf3135cbde7d
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40205
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569049bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
5038.a13076aaa5d10c1f.js
www.perlego.com/_next/static/chunks/
19 KB
13 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/5038.a13076aaa5d10c1f.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c9c072f917e6a2661158a4505997ea5677257528f0373f10d5c938973cdfa4f0
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569069bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
6402.8fd38a8b518587dc.js
www.perlego.com/_next/static/chunks/
499 B
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/6402.8fd38a8b518587dc.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
92f649013d3f57d415f7e4423a2e8f6994bed8311902b39330b5b04fc64626fb
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569079bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
8104.6c954460f930167f.js
www.perlego.com/_next/static/chunks/
15 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/8104.6c954460f930167f.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
48355c7bc9468be707a66b70e762c27fb5b7b689a1f80a1591dd4c934188b0b4
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569089bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3464.cbb583623126f1da.js
www.perlego.com/_next/static/chunks/
3 KB
7 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3464.cbb583623126f1da.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e69118d56a1c6cdec9376524e024e17e53e430d8f83c068595a944e97ccdc787
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40205
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569099bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3b1baa31.f5507ab184d4d687.js
www.perlego.com/_next/static/chunks/
3 KB
7 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3b1baa31.f5507ab184d4d687.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5c61d7c91997545530d2b2ff88e5ae440ca9772bd80d81ce93ed37f8d7469a2e
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5690b9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
2660.20636727497d841e.js
www.perlego.com/_next/static/chunks/
5 KB
8 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/2660.20636727497d841e.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4a36f05c49235a5e531b3cfa9236dfbbe9fe6e8db76af1fe805f875b4195466a
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5690d9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
4944.46295af6d6f8b7a2.js
www.perlego.com/_next/static/chunks/
20 KB
13 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/4944.46295af6d6f8b7a2.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
66dda82e1875160107db1844a1d15e7522a6843cb0df99177b2ade172acd91c0
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5690f9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
6477.17aad6b638487f1d.js
www.perlego.com/_next/static/chunks/
74 KB
17 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/6477.17aad6b638487f1d.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6a45d0e69cf581fccac15d2b15de0983cdf951e14ab6f28bf7ba6ae9643d596d
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40205
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569119bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
8290.06e1adf4fa3b23f8.js
www.perlego.com/_next/static/chunks/
21 KB
11 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/8290.06e1adf4fa3b23f8.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
26a3fffba15a63aa83c60a01c3625cb16beb55bc1b1e29b30f08a4a4fb1dbd4f
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40200
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569139bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
4367.8fb03c9ae9f8ba6a.js
www.perlego.com/_next/static/chunks/
45 KB
18 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/4367.8fb03c9ae9f8ba6a.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0fbb03d170f08160fae2acc66c6b6e0ec77e922266b9ef254bbe33d120e3ec4b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
600
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569149bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
4964.699b8ea1bc395d0d.js
www.perlego.com/_next/static/chunks/
23 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/4964.699b8ea1bc395d0d.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
75194cb91e7472b78f7c866c485d78ae3e50d8141e16d34f1d9b2ad7b20395e1
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569169bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
4067.032f479fab2a63bd.js
www.perlego.com/_next/static/chunks/
2 KB
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/4067.032f479fab2a63bd.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b56d34a5e795371b5a9b2370f0a0b6cd890f255fb388f06440f751af793e636c
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
454
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569179bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
1187.6669669b7b75ad4a.js
www.perlego.com/_next/static/chunks/
8 KB
8 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/1187.6669669b7b75ad4a.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0b1994fbf4d60502887b840ceca383793751e5dc848b18e0d0cff4e24446b78d
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40205
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569189bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
1664.737cfee5f27b7dae.js
www.perlego.com/_next/static/chunks/
7 KB
8 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/1664.737cfee5f27b7dae.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
144ef1f1c105906e9bdbc52dbfa4cae4168d802224be0a9a5be0747c32eb6833
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40198
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569199bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
5532.01d460ddf982120e.js
www.perlego.com/_next/static/chunks/
14 KB
10 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/5532.01d460ddf982120e.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c9fd2c6f7486ec1f88b8505db5c5061851fe3d02395d09008a964957d97e0d63
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40198
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691a9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3287.5e09129122ede0fc.js
www.perlego.com/_next/static/chunks/
23 KB
10 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3287.5e09129122ede0fc.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d045fa49ce52dc2be91eac3a68c2ac1aa6e14b9ac3d733d71fc4f48bef8e070c
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691b9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
2619.879bea6284b435e8.js
www.perlego.com/_next/static/chunks/
31 KB
13 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/2619.879bea6284b435e8.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4542fc21876fdb4b0c18145493e905653b57dfcf0b0f44b63fc2738903a6c645
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40218
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691c9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
webpack-a7f0131053c0478c.js
www.perlego.com/_next/static/chunks/
7 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/webpack-a7f0131053c0478c.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8084a4fa344212b30e17f5ffe32a82455ba4df5c13cb43ef58f8fda019382564
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691d9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
framework-cc4c026d0fad6034.js
www.perlego.com/_next/static/chunks/
138 KB
50 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/framework-cc4c026d0fad6034.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2eacf5c5f1749282db87b9dc1d5baa21bddc699e98f7812ead3952dfcb7d8f82
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691e9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
main-453a8272cad94867.js
www.perlego.com/_next/static/chunks/
110 KB
38 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/main-453a8272cad94867.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9d2ab475f19011b6df9c6887b6428b108e3cea988bb4ab9cc6262dc844b6818b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be5691f9bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
_app-840f5c7a1abb8c59.js
www.perlego.com/_next/static/chunks/pages/
206 KB
71 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
62fd24c2cca5fb8f6e6bb1f747dcf5551b0292e5658b2fcd1452f6ad92f04c5b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569209bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
7058-434709eecfca01e0.js
www.perlego.com/_next/static/chunks/
52 KB
24 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/7058-434709eecfca01e0.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
31dca2f56789ec977bcbd024565581a612d0c09e1b1c4be3cb28dcc7a359c5c3
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40219
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569219bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
600-d05803e31da27446.js
www.perlego.com/_next/static/chunks/
10 KB
10 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/600-d05803e31da27446.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f2727bb6766c4a3633985ff9e5fec86d768ccd2886df75a6c14c4ebdda219461
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569239bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3036-15933a74321cd8d2.js
www.perlego.com/_next/static/chunks/
11 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/3036-15933a74321cd8d2.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9f047afecbb465dd2c3da7738897ef761db096dee63489d6b4efa35ca67245b0
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40220
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569249bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
%5B...id%5D-1842ce129b83778c.js
www.perlego.com/_next/static/chunks/pages/book/
9 KB
9 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/pages/book/%5B...id%5D-1842ce129b83778c.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a76e56ad828ee93e76fb309015a02a41592242d5c4217e7de481a037c91fa84e
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40219
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569259bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
_buildManifest.js
www.perlego.com/_next/static/R9kLxCqPsPsy0lsZHdei6/
3 KB
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/R9kLxCqPsPsy0lsZHdei6/_buildManifest.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5d47c9217f12d0b44e26bb5887c61b5b7917c5d13e6f8e5a57e3f5c4fa0101f7
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40219
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569269bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
_ssgManifest.js
www.perlego.com/_next/static/R9kLxCqPsPsy0lsZHdei6/
91 B
5 KB
Script
General
Full URL
https://www.perlego.com/_next/static/R9kLxCqPsPsy0lsZHdei6/_ssgManifest.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ddeea69d5116852145775870dab4d86b4e909e7a02c03465efaa67d5b0f744be
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40219
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:31:03 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be569279bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
email-decode.min.js
www.perlego.com/cdn-cgi/scripts/5c5dd728/cloudflare-static/
1 KB
871 B
Script
General
Full URL
https://www.perlego.com/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2595496fe48df6fcf9b1bc57c29a744c121eb4dd11566466bc13d2e52e6bbcc8
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Wed, 07 Aug 2024 09:35:25 GMT
server
cloudflare
content-encoding
gzip
etag
W/"66b33fdd-4d7"
vary
Accept-Encoding
x-frame-options
DENY
content-type
application/javascript
cache-control
max-age=172800, public
cf-ray
8b2c7be569289bb0-FRA
expires
Thu, 15 Aug 2024 23:28:52 GMT
vcd15cbe7772f49c399c6a5babf22c1241717689176015
static.cloudflareinsights.com/beacon.min.js/
19 KB
7 KB
Script
General
Full URL
https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:5049 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8a18d13015336bc184819a5a768447462202ef3105ec511bf42ed8304a7ed94f

Request headers

Referer
https://www.perlego.com/
Origin
https://www.perlego.com
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
last-modified
Thu, 06 Jun 2024 15:52:56 GMT
server
cloudflare
etag
W/"2024.6.1"
vary
Accept-Encoding
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=86400
cross-origin-resource-policy
cross-origin
cf-ray
8b2c7be6395191e9-FRA
gtm.js
www.googletagmanager.com/
227 KB
79 KB
Script
General
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
909a7c426561c9ea29dcc406e1c66caa84fba6fdd433ace1a38c54bf42faec74
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
80331
x-xss-protection
0
last-modified
Tue, 13 Aug 2024 21:59:01 GMT
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Tue, 13 Aug 2024 23:28:52 GMT
23497771291.js
cdn.optimizely.com/js/
1 MB
220 KB
Script
General
Full URL
https://cdn.optimizely.com/js/23497771291.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/main-453a8272cad94867.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:4139 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1f2b2729e0b5e76fb9364eb8c47052baa21592a496d80f602589d5bc489c3c6b

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-amz-meta-pci_enabled
False
date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-amz-version-id
2KfXnhlX_AuVtBoMc0luB.iDinwQkCq4
cf-cache-status
HIT
x-amz-request-id
3BQ65HA93B6P65PM
age
146
x-amz-server-side-encryption
AES256
x-amz-meta-revision
16531
x-amz-replication-status
PENDING
content-length
224403
x-amz-id-2
V2HEgR4S8EbArv+xdLB0V6AdL1r48oAv2yLvo086/qwcNtbR8+O3vAoYv4QU6hXOOH9Lj+XC5Us=
last-modified
Tue, 13 Aug 2024 17:03:18 GMT
server
cloudflare
etag
"4bec0eacec9908762a319df42715b251"
vary
Accept-Encoding
access-control-allow-methods
GET, HEAD
content-type
text/javascript; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
x-amz-meta-revision
cache-control
max-age=120
access-control-allow-credentials
false
access-control-max-age
86400
accept-ranges
bytes
timing-allow-origin
*
access-control-allow-headers
*
cf-ray
8b2c7be65b8a65a9-FRA
tp.widget.bootstrap.min.js
widget.trustpilot.com/bootstrap/v5/
21 KB
7 KB
Script
General
Full URL
https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/main-453a8272cad94867.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.94 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-94.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
02e5bf47b2473c1da7a39a25b14f0f5d9857142842d33def047e492f9f610cb9
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 03:30:45 GMT
content-encoding
gzip
via
1.1 89e34e3fd814f1393ef77867b93dd12e.cloudfront.net (CloudFront)
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
x-amz-cf-pop
FRA56-P4
age
71888
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
content-length
6759
x-xss-protection
1; mode=block
last-modified
Thu, 26 Oct 2023 12:27:20 GMT
server
AmazonS3
etag
"15864ce88fa79a3e954417d0c3396798"
content-type
application/x-javascript
cache-control
max-age=86400
accept-ranges
bytes
x-amz-cf-id
jwptqVwzCVuY2HSJ5JfQNVJQzdeLqWcEYfrTFoqNBDnZ_kXHRbiVJg==
/
o118024.ingest.sentry.io/api/5731577/envelope/
2 B
299 B
Fetch
General
Full URL
https://o118024.ingest.sentry.io/api/5731577/envelope/?sentry_key=9027a992fc014c89ac50c0368fdddb9b&sentry_version=7&sentry_client=sentry.javascript.nextjs%2F8.13.0
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.120.195.249 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM, US),
Reverse DNS
249.195.120.34.bc.googleusercontent.com
Software
nginx /
Resource Hash
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 google
server
nginx
vary
origin,access-control-request-method,access-control-request-headers
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
x-sentry-error,x-sentry-rate-limits,retry-after
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
2
image
www.perlego.com/_next/
5 KB
2 KB
Image
General
Full URL
https://www.perlego.com/_next/image?url=%2Ficons%2Fstore%2Fapple.svg&w=96&q=75
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e154568f59d512893600baff983533830270e260b7661f034f6ffb4d812ecf7c
Security Headers
Name Value
Content-Security-Policy script-src 'none'; frame-src 'none'; sandbox;
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
script-src 'none'; frame-src 'none'; sandbox;
content-encoding
gzip
cf-cache-status
DYNAMIC
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
server
cloudflare
etag
4VRWj1nVEok2ALr-mDUzgwJw4mC3Zh8DT2-7TYEuz3w=
vary
Accept, Accept-Encoding
content-type
image/svg+xml
x-nextjs-cache
STALE
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="apple.svg"
cf-ray
8b2c7be68a2d9bb0-FRA
alt-svc
h3=":443"; ma=86400
image
www.perlego.com/_next/
5 KB
2 KB
Image
General
Full URL
https://www.perlego.com/_next/image?url=%2Ficons%2Fstore%2Fgoogle.svg&w=128&q=75
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2e1fb90a9b3ee46ed2c401ea50ee9a8f9df12680d5d5930d0e67483f9a0f9416
Security Headers
Name Value
Content-Security-Policy script-src 'none'; frame-src 'none'; sandbox;
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
script-src 'none'; frame-src 'none'; sandbox;
content-encoding
gzip
cf-cache-status
DYNAMIC
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
server
cloudflare
etag
Lh+5Cps+5G7SxAHqUO6aj53xJoDV1ZMNDmdIP5oPlBY=
vary
Accept, Accept-Encoding
content-type
image/svg+xml
x-nextjs-cache
STALE
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="google.svg"
cf-ray
8b2c7be68a2f9bb0-FRA
alt-svc
h3=":443"; ma=86400
5275.85bf663621e5cfc6.js
www.perlego.com/_next/static/chunks/
877 B
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/5275.85bf663621e5cfc6.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/webpack-a7f0131053c0478c.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
99efa60280b4dfe5ea5252d3470db3feb9083c3bdfe8f88a45f2f5055316a65b
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40216
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be6ba449bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
7328.1558d94e28a0388f.js
www.perlego.com/_next/static/chunks/
6 KB
8 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/7328.1558d94e28a0388f.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/webpack-a7f0131053c0478c.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
7c9b26307c3e6317d1192fdab69d430ca18193c0165533dbadeabbaf4abac7ed
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40215
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be6da579bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
books
catalogue-new.perlego.com/
29 KB
9 KB
XHR
General
Full URL
https://catalogue-new.perlego.com/books?start_index=0&projection=full&max_results=10&topic_id=19&subtopic_id=801&lang_restrict=en
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
753313667bd2e0e197451c6ae91675e23cd677858ae086469639ade307844318
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
age
394391
x-powered-by
Express
alt-svc
h3=":443"; ma=86400
apigw-requestid
a8cyEh4lrPEEPfA=
server
cloudflare
etag
W/"758f-n7BnHsbmIJQ3qc9dLMJ+WgWx6yo"
vary
Accept-Encoding
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
Request-IPCountry
cache-control
public, max-age=60
access-control-allow-credentials
true
cf-ray
8b2c7be71b22902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control, content-type,authorization,cache-control
expires
Tue, 13 Aug 2024 23:29:52 GMT
/
countrycodeworker.perlego.com/
20 B
185 B
XHR
General
Full URL
https://countrycodeworker.perlego.com/
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f37d1ad4ff54c0819a950c6bf692c4294e593e2df41f3ad3f2cd11d281ebead0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json, text/plain, */*
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
server
cloudflare
vary
Accept-Encoding
content-type
application/json;charset=UTF-8
access-control-allow-origin
*
cf-ray
8b2c7be72b2d902a-FRA
alt-svc
h3=":443"; ma=86400
content-length
20
geo4.js
cdn3.optimizely.com/js/
316 B
329 B
Script
General
Full URL
https://cdn3.optimizely.com/js/geo4.js
Requested by
Host: cdn.optimizely.com
URL: https://cdn.optimizely.com/js/23497771291.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.31.209 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
200637dae10500eb7cd7f6357ad183057d860c62359cdec011d949f98cba69f9

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
br
server
cloudflare
cf-ray
8b2c7be83c56bbd7-FRA
vary
Accept-Encoding
content-type
application/javascript
a23497771291.html
a23497771291.cdn.optimizely.com/client_storage/ Frame EBDB
0
0
Document
General
Full URL
https://a23497771291.cdn.optimizely.com/client_storage/a23497771291.html
Requested by
Host: cdn.optimizely.com
URL: https://cdn.optimizely.com/js/23497771291.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:4139 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash

Request headers

Referer
https://www.perlego.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

age
543
cache-control
max-age=120
cf-cache-status
HIT
cf-ray
8b2c7be85bd471bf-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Tue, 13 Aug 2024 23:28:52 GMT
last-modified
Tue, 13 Aug 2024 17:03:07 GMT
server
cloudflare
vary
Accept-Encoding
x-amz-id-2
UaIKGWkqcR3Tvs+Cgxw4LO2cSIckWZcEAjxp6FSa3KfFw67yUAZ5kR1Q+CtN1kiO12Mb5ldU4IQ=
x-amz-meta-pci_enabled
False
x-amz-replication-status
COMPLETED
x-amz-request-id
BPM6ZWZ70A5FWNBW
x-amz-server-side-encryption
AES256
x-amz-version-id
_WGX4JjJZbG8j8bh8wAXMckwnYPJqFsR
thumbnail_9781119842149.webp
img.perlego.com/books/RM_Books/wiley_hlvwyirv/
11 KB
12 KB
Image
General
Full URL
https://img.perlego.com/books/RM_Books/wiley_hlvwyirv/thumbnail_9781119842149.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
87118133b0aed935ce5d3a33cc3e5ff8af083d36eac543d3b1ffb7245b8d2775
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
W8hJsLDLcvcf4gd3G4NMf757.fnT0ihU
via
1.1 3ea26cc60de836209635a50611ea1a94.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
MAD53-P4
age
39276
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
11420
last-modified
Thu, 20 Jun 2024 13:44:12 GMT
server
cloudflare
etag
"04d0c6e9ccae7e1b8cb654c87e4d09db"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7be83b9f9bb0-FRA
x-amz-cf-id
zfZBZhpiUezLTj0BebIY8KMhP5Sk1iLFDZOZ215xn_OcmEGS0rWdNg==
thumbnail_9781424563975.webp
img.perlego.com/books/RM_Books/libreka_gcyawox/
15 KB
15 KB
Image
General
Full URL
https://img.perlego.com/books/RM_Books/libreka_gcyawox/thumbnail_9781424563975.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b5d95399fad47d6983c2be94568eae409c0bfe90a704f9968e69e61baa0eca80
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
8rWfRLppGFHUr6cN6JWI2LllQrV.CVRm
via
1.1 574188a928e9091a61842b1bf8314b56.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
SIN52-P1
age
2551272
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
15328
last-modified
Wed, 12 Jun 2024 18:05:02 GMT
server
cloudflare
etag
"60b7fefce7bdf08df91b16cc4c19bb34"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7be83ba19bb0-FRA
x-amz-cf-id
w4RTuOSgGiwc57PM5Dq7wYpTV-i8tDGyIgCRDj759xhXyZqh0rJrcA==
thumbnail_9781429979825.webp
img.perlego.com/books/RM_Books/open_road_media_wgceuz/
17 KB
17 KB
Image
General
Full URL
https://img.perlego.com/books/RM_Books/open_road_media_wgceuz/thumbnail_9781429979825.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b284e326600d148432bf207b37242785e8fb4503be839fe4ac0e99b0031a395e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
Z9XDZPuFdS.0ND3RTGPssuEiHabzmomB
via
1.1 1b42f8a12f90ea0a7f04e17b988d6830.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
SIN52-P1
age
39276
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
16944
last-modified
Fri, 07 Jun 2024 22:02:41 GMT
server
cloudflare
etag
"d36c2abb6384c7cb2d93fb334306a613"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7be83ba29bb0-FRA
x-amz-cf-id
FTl9l16A6PV6cn6_E2W-sV_Jh1meE0ws8zhi8llDr4n8fwfnZyYuBw==
thumbnail_9781666757033.webp
img.perlego.com/books/RM_Books/ingram_csplus_gexhsuob/
25 KB
26 KB
Image
General
Full URL
https://img.perlego.com/books/RM_Books/ingram_csplus_gexhsuob/thumbnail_9781666757033.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8294bdb048824a5531cc953b22a9561aa1fa266fb54aace6036d7dba7fd6a07a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
4iGmLbNv2DUwH1wxtjl1IoTIz02cFlbL
via
1.1 a7d271c6df2c8555d1771fae11d69b20.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
JNB50-C1
age
39276
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
25952
last-modified
Thu, 18 Apr 2024 09:52:01 GMT
server
cloudflare
etag
"e95a8f0a83c1fc726d9e7a2d4aae2020"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7be83ba39bb0-FRA
x-amz-cf-id
sTYRYul978h4UQu9yg9F-I5vvQBVhD_yn8-ZlkdveXC5pHgw2fzThA==
6437.50799757d97aa28d.js
www.perlego.com/_next/static/chunks/
1 KB
6 KB
Script
General
Full URL
https://www.perlego.com/_next/static/chunks/6437.50799757d97aa28d.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/webpack-a7f0131053c0478c.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8796feb63f3130b2be7ecf1bd77d55924e7b13c0d2909201950ef9bb6bbe0764
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-security-policy
default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
HIT
age
40213
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 12 Aug 2024 11:30:48 GMT
server
cloudflare
x-download-options
noopen
x-frame-options
deny
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
no-store
cf-ray
8b2c7be84bb69bb0-FRA
expires
Wed, 13 Aug 2025 23:28:52 GMT
3156885
api.perlego.com/metadata/v2/metadata/books/
3 KB
2 KB
XHR
General
Full URL
https://api.perlego.com/metadata/v2/metadata/books/3156885?country=DE
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
27748c79d2dcb670f0bb6b8e85fc472ed45fb42af7e16717b660c309d8dbd51e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
Accept-Language
en;q=0.9,en;q=0.8
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
X-Per-Bypass-Cache
true

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 edffe6978db53d114a80cda421e0b6b8.cloudfront.net (CloudFront)
x-content-type-options
nosniff
cf-cache-status
DYNAMIC
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P5
x-amzn-requestid
cd091e4b-785e-4529-9426-cbac5a60ea85
x-cache
Miss from cloudfront
x-amz-apigw-id
ceHYSFmDrPEEvvw=
alt-svc
h3=":443"; ma=86400
server
cloudflare
x-amzn-trace-id
Root=1-66bbec34-64bb5224125c945a233076bd
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
Request-IPCountry
access-control-allow-credentials
true
cf-ray
8b2c7be90c25902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control, X-Per-Bypass-Cache
x-amz-cf-id
6RVcE7kpYXbUh_g7dTL2K23ayox9R9PyoPlVArYwgcU_ujF8Ac6l0w==
3156885
api.perlego.com/metadata/v2/metadata/books/ Frame
0
0
Preflight
General
Full URL
https://api.perlego.com/metadata/v2/metadata/books/3156885?country=DE
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
*/*
Access-Control-Request-Headers
x-per-bypass-cache
Access-Control-Request-Method
GET
Origin
https://www.perlego.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control, X-Per-Bypass-Cache
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
Request-IPCountry
alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8b2c7be86bcb902a-FRA
content-length
0
content-type
application/json
date
Tue, 13 Aug 2024 23:28:52 GMT
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 edffe6978db53d114a80cda421e0b6b8.cloudfront.net (CloudFront)
x-amz-apigw-id
ceHYRGAlrPEEWDQ=
x-amz-cf-id
eD2FKBfZM6Fax1ZeQ4TyiA1bw1zbRwTbxbZ_QGF5oEcJx0bU6sOiQQ==
x-amz-cf-pop
FRA56-P5
x-amzn-requestid
9d447b41-e257-4f8e-8d7b-7b7a2ed4d399
x-amzn-trace-id
Root=1-66bbec34-56941da70924121c3d2f31fd
x-cache
Miss from cloudfront
x-content-type-options
nosniff
hotjar-1034980.js
static.hotjar.com/c/
11 KB
5 KB
Script
General
Full URL
https://static.hotjar.com/c/hotjar-1034980.js?sv=7
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.102.51 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-102-51.fra56.r.cloudfront.net
Software
/
Resource Hash
a379504138391ece5f0ad22dded0c7cacdd6e9ffb7488fa0cec425c91b792ed8
Security Headers
Name Value
Strict-Transport-Security max-age=2592000; includeSubDomains
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=2592000; includeSubDomains
content-encoding
br
x-content-type-options
nosniff
date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 80a51c83bb9479e2a3aa1ea59b366458.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-P2
age
9
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
etag
W/2a2eee4f733c3d23c0d82f948bed09b8
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
x-cache-hit
1
cache-control
max-age=60
x-amz-cf-id
Kx2TrU6-HY30q_UO_uR2ZmGYMAK531HUykWGabFTKiG-Htl5cIj3ZQ==
bat.js
bat.bing.com/
49 KB
14 KB
Script
General
Full URL
https://bat.bing.com/bat.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2620:1ec:c11::237 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
abd0c69608a1a4b0ce5f6056bc20bcf62a2a29271a4cf5e33fa1f53bf7cb19cb
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
gzip
date
Tue, 13 Aug 2024 23:28:52 GMT
last-modified
Sat, 13 Jul 2024 20:42:16 GMT
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref
Ref A: BD93CB0244104B84B58170D6A74D576F Ref B: FRAEDGE1808 Ref C: 2024-08-13T23:28:52Z
etag
"044982565d5da1:0"
vary
Accept-Encoding
x-cache
CONFIG_NOCACHE
content-type
application/javascript
cache-control
private,max-age=1800
accept-ranges
bytes
content-length
14183
insight.min.js
snap.licdn.com/li.lms-analytics/
40 KB
14 KB
Script
General
Full URL
https://snap.licdn.com/li.lms-analytics/insight.min.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:10::210:a99 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
/
Resource Hash
edd5487f216469726314ae2b829b221d70e2a02674477e3c8f69a0d5f0b1ea49
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 24 Jul 2024 05:33:09 GMT
x-cdn
AKAM
x-amz-server-side-encryption
AES256
vary
Accept-Encoding
content-type
application/javascript;charset=utf-8
cache-control
max-age=20827
accept-ranges
bytes
content-length
14597
sdk.js
analytics.tiktok.com/i18n/pixel/
7 KB
3 KB
Script
General
Full URL
https://analytics.tiktok.com/i18n/pixel/sdk.js?sdkid=C3ML3AR3G487IS97DSUG
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
dfb230a435b6ace82e92391f96332a7941d61eb94a0036cc5f706e13adc52a90

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-akamai-request-id
662b7915.4b9c9667
date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-tt-trace-tag
id=16;cdn-cache=miss;type=dyn
x-tt-trace-id
00-2408132328527C8B65BC2FD264A55DEA-78B5B95AA6F38467-00
x-cache
TCP_MISS from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
x-parent-response-time
174,2.20.179.85
server-timing
cdn-cache; desc=MISS, edge; dur=118, origin; dur=56, inner; dur=3
content-length
2359
pragma
no-cache
server
nginx
x-tt-logid
202408132328527C8B65BC2FD264A55DEA
x-cache-remote
TCP_MISS from a23-220-106-203.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
max-age=0, no-cache, no-store
x-origin-response-time
57,23.220.106.203
x-tt-trace-host
01ef509897cf8d658a0ad904f93095073b8782ae35f5da9d00af0e55a614ecac6093720834a0b4b4d30fd4f812837c3460574a27c3f384bf74a0c7a5d39ac836c4a4fe7c045d0bc5ea60a4dede4ed3b94ebec43b0b9d92293c5632f156880814df42e079d956644e85224cf1dbcba9c175
expires
Tue, 13 Aug 2024 23:28:52 GMT
fbevents.js
connect.facebook.net/en_US/
225 KB
60 KB
Script
General
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f083:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
4d424af8e6254a3ee915b6efdec3f0ed3fcbdedc67c83025148c9758701cd2d4
Security Headers
Name Value
Content-Security-Policy default-src 'self' data: blob: *;script-src *.facebook.com *.fbcdn.net *.facebook.net 127.0.0.1:* 'unsafe-inline' blob: data: 'self' https://*.google-analytics.com *.google.com;style-src data: blob: 'unsafe-inline' *;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net wss://*.facebook.com:* wss://*.whatsapp.com:* wss://*.fbcdn.net attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self' https://*.google-analytics.com;img-src 'self' data: blob: * https://*.google-analytics.com;block-all-mixed-content;upgrade-insecure-requests;require-trusted-types-for 'script';
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

content-security-policy
default-src 'self' data: blob: *;script-src *.facebook.com *.fbcdn.net *.facebook.net 127.0.0.1:* 'unsafe-inline' blob: data: 'self' https://*.google-analytics.com *.google.com;style-src data: blob: 'unsafe-inline' *;connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net wss://*.facebook.com:* wss://*.whatsapp.com:* wss://*.fbcdn.net attachment.fbsbx.com ws://localhost:* blob: *.cdninstagram.com 'self' https://*.google-analytics.com;img-src 'self' data: blob: * https://*.google-analytics.com;block-all-mixed-content;upgrade-insecure-requests;require-trusted-types-for 'script';
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Tue, 13 Aug 2024 23:28:52 GMT
document-policy
force-load-at-top
x-fb-server-load
32
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
58865
x-xss-protection
0
reporting-endpoints
coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_report="https://www.facebook.com/browser_reporting/coep/?minimize=0", permissions_policy="https://www.facebook.com/ajax/browser_error_reports/"
x-ua-compatible
IE=edge
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=5, rtx=0, c=12, mss=1328, tbw=2807, tp=-1, tpl=-1, uplat=0, ullat=-1
pragma
private
x-fb-debug
3hAmcTDNgZlwpqRzh2w1LNyQmRO+5S5HpRe31s4Fuwu5wTnCkII7zT4j+OEJlvUE2aJAIL+Lq53Kc3Yaed/QVA==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
cross-origin-opener-policy
same-origin-allow-popups;report-to="coop_report"
vary
Accept-Encoding
report-to
{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coep\/?minimize=0"}],"group":"coep_report"}, {"max_age":21600,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/"}],"group":"permissions_policy"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
cache-control
private
permissions-policy
accelerometer=(), attribution-reporting=(), autoplay=(), battery=(self), bluetooth=(), camera=(), ch-device-memory=(), ch-downlink=(), ch-dpr=(), ch-ect=(), ch-rtt=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), ch-viewport-height=(), ch-viewport-width=(), ch-width=(), clipboard-read=(), clipboard-write=(), compute-pressure=(), display-capture=(), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(), midi=(), otp-credentials=(), payment=(), picture-in-picture=(), private-state-token-issuance=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), shared-storage=(), shared-storage-select-url=(), private-state-token-redemption=(), usb=(), usb-unrestricted=(), unload=(self), window-management=(), xr-spatial-tracking=();report-to="permissions_policy"
timing-allow-origin
*
expires
Sat, 01 Jan 2000 00:00:00 GMT
lux.js
cdn.speedcurve.com/js/
26 KB
10 KB
Script
General
Full URL
https://cdn.speedcurve.com/js/lux.js?id=4351554038
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.194.217 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
Apache /
Resource Hash
b2093feecec909d7ce1b92249f5c2632b983828a395a2b379dd31b08bed3aeb6

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

expires
Tue, 20 Aug 2024 21:56:25 GMT
date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 vegur, 1.1 varnish
content-encoding
gzip
age
5547
x-cache
HIT
content-length
10246
x-served-by
cache-fra-eddf8230150-FRA
last-modified
Tue, 13 Aug 2024 21:56:25 GMT
server
Apache
x-timer
S1723591733.585717,VS0,VE1
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=604800
accept-ranges
bytes
timing-allow-origin
*
x-cache-hits
0
js
www.googletagmanager.com/gtag/
355 KB
109 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-0H5HMZK3BP&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
69fc21cc02c65c1017a41b53b57bdd5cc3a2322a6996e2da6cfe8b602c06e57f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
111880
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Tue, 13 Aug 2024 23:28:52 GMT
js
www.googletagmanager.com/gtag/
197 KB
72 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=UA-86257921-1&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
e8769d689d4edc86b3b5f09cfb6c10cdef3eef1bc2a796358e0e5419f43dac75
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
73171
x-xss-protection
0
last-modified
Tue, 13 Aug 2024 21:59:01 GMT
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Tue, 13 Aug 2024 23:28:52 GMT
index.html
widget.trustpilot.com/trustboxes/5419b6ffb0d04a076446a9af/ Frame 504B
0
0
Document
General
Full URL
https://widget.trustpilot.com/trustboxes/5419b6ffb0d04a076446a9af/index.html?templateId=5419b6ffb0d04a076446a9af&businessunitId=585793460000ff0005995d71
Requested by
Host: widget.trustpilot.com
URL: https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.94 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-94.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.perlego.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

accept-ranges
bytes
age
31765
cache-control
max-age=86400
content-encoding
gzip
content-length
2171
content-type
text/html
date
Tue, 13 Aug 2024 14:39:39 GMT
etag
"e991b3bf94fd48d12173072b90a8b0e1"
last-modified
Mon, 12 Aug 2024 14:37:05 GMT
server
AmazonS3
strict-transport-security
max-age=31536000
via
1.1 387adc951beb5181d840dfb5d1f09488.cloudfront.net (CloudFront)
x-amz-cf-id
andPlJcoWtfq9HhE7QNR-YT88Rgk1sQKskJ9s8kwXwq7Jeia3bjubQ==
x-amz-cf-pop
FRA56-P4
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
x-content-type-options
nosniff
x-xss-protection
1; mode=block
modules.8da33a8f469c3b5ffcec.js
script.hotjar.com/
223 KB
56 KB
Script
General
Full URL
https://script.hotjar.com/modules.8da33a8f469c3b5ffcec.js
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-1034980.js?sv=7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.27.21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-27-21.fra56.r.cloudfront.net
Software
/
Resource Hash
76f448ec45359e863fb3a6432a2a3cf22c0cc0a52aead6318b57ab38db6f1d14
Security Headers
Name Value
Strict-Transport-Security max-age=2592000; includeSubDomains
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 30 Jul 2024 14:23:06 GMT
content-encoding
br
x-content-type-options
nosniff
strict-transport-security
max-age=2592000; includeSubDomains
via
1.1 0a4e8f7c3d348e526848328c55dd452a.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C2
age
1242346
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
content-length
56385
last-modified
Tue, 30 Jul 2024 14:22:40 GMT
etag
"0728625a147ca79276a1790b9cf3175d"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
x-robots-tag
none
x-amz-cf-id
pcF1_Fc0tCYw4IFel45W4EcsEyJHRHUvb_1sQdtrfrFD9HJi4Fs5Iw==
1548069268553425
connect.facebook.net/signals/config/
62 KB
13 KB
Script
General
Full URL
https://connect.facebook.net/signals/config/1548069268553425?v=2.9.164&r=stable&domain=www.perlego.com&hme=61ff4e692c87a9a2ce7b19822df2b04638e3ca38b23c1be6c0f1945ccadb2ad5&ex_m=69%2C118%2C104%2C108%2C60%2C4%2C97%2C68%2C16%2C94%2C86%2C50%2C53%2C167%2C170%2C182%2C178%2C179%2C181%2C29%2C98%2C52%2C75%2C180%2C162%2C165%2C175%2C176%2C183%2C127%2C40%2C34%2C139%2C15%2C49%2C189%2C188%2C129%2C18%2C39%2C1%2C42%2C64%2C65%2C66%2C70%2C90%2C17%2C14%2C93%2C89%2C88%2C105%2C51%2C107%2C38%2C106%2C30%2C91%2C26%2C163%2C166%2C136%2C28%2C11%2C12%2C13%2C6%2C7%2C25%2C22%2C23%2C56%2C61%2C63%2C73%2C99%2C27%2C74%2C9%2C8%2C78%2C47%2C21%2C101%2C100%2C102%2C95%2C10%2C20%2C3%2C19%2C83%2C55%2C81%2C33%2C72%2C0%2C92%2C32%2C80%2C85%2C46%2C45%2C84%2C37%2C5%2C87%2C79%2C43%2C35%2C82%2C2%2C36%2C62%2C41%2C103%2C44%2C77%2C67%2C109%2C59%2C58%2C31%2C96%2C57%2C54%2C48%2C76%2C71%2C24%2C110
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f083:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
1cc9a9e03fde841e679c22c845fb7139fdef62e8fc24b854f3fa9a87ed097683
Security Headers
Name Value
Content-Security-Policy default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';img-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

content-security-policy
default-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;script-src *.fbcdn.net *.facebook.net 'unsafe-inline' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';img-src 'self' data: blob: facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;require-trusted-types-for 'script';
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Tue, 13 Aug 2024 23:28:52 GMT
document-policy
force-load-at-top
x-fb-server-load
24
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
12756
x-xss-protection
0
reporting-endpoints
coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", coep_report="https://www.facebook.com/browser_reporting/coep/?minimize=0", permissions_policy="https://www.facebook.com/ajax/browser_error_reports/"
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=5, rtx=0, c=64, mss=1328, tbw=64401, tp=-1, tpl=-1, uplat=3, ullat=-1
pragma
public
x-fb-debug
6Mm5cQ06BhZEOgTCWENEZEnAl1h5ZkG8YucYUaMc6mLBeZlLrWtEdPNDGJcffQt1UKMvJCgbY3TggyGSqBIyow==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
cross-origin-opener-policy
same-origin-allow-popups;report-to="coop_report"
vary
Accept-Encoding
report-to
{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coep\/?minimize=0"}],"group":"coep_report"}, {"max_age":21600,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/"}],"group":"permissions_policy"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
cache-control
public, max-age=1200
permissions-policy
accelerometer=(), attribution-reporting=(), autoplay=(), battery=(self), bluetooth=(), camera=(), ch-device-memory=(), ch-downlink=(), ch-dpr=(), ch-ect=(), ch-rtt=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), ch-viewport-height=(), ch-viewport-width=(), ch-width=(), clipboard-read=(), clipboard-write=(), compute-pressure=(), display-capture=(), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(), midi=(), otp-credentials=(), payment=(), picture-in-picture=(), private-state-token-issuance=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), shared-storage=(), shared-storage-select-url=(), private-state-token-redemption=(), usb=(), usb-unrestricted=(), unload=(self), window-management=(), xr-spatial-tracking=();report-to="permissions_policy"
timing-allow-origin
*
expires
Sat, 01 Jan 2000 00:00:00 GMT
analytics.js
www.google-analytics.com/
52 KB
21 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-86257921-1&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:802::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de36e50194320a7d3ef1ace9bd34a875a8bd458b253c061979dd628e9bf49afd
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Tue, 13 Aug 2024 22:40:39 GMT
last-modified
Tue, 12 Dec 2023 18:09:08 GMT
server
Golfe2
age
2893
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
20994
expires
Wed, 14 Aug 2024 00:40:39 GMT
collect
region1.analytics.google.com/g/
0
0
Fetch
General
Full URL
https://region1.analytics.google.com/g/collect?v=2&tid=G-0H5HMZK3BP&gtm=45je48c0v9106841335za200zb810376513&_p=1723591732052&_gaz=1&gcd=13l3l3l2l1&npa=1&dma_cps=syphamo&dma=1&tag_exp=0&cid=1013271391.1723591733&ul=de-de&sr=1600x1200&ir=1&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&are=1&frm=0&pscdl=noapi&_eu=Eg&_s=1&sid=1723591732&sct=1&seg=0&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&dt=%5BPDF%5D%20Environmental%20Science%20by%20G.%20Miller%20eBook%20%7C%20Perlego&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=787
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 13 Aug 2024 23:28:52 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.perlego.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/g/
0
245 B
Ping
General
Full URL
https://stats.g.doubleclick.net/g/collect?v=2&tid=G-0H5HMZK3BP&cid=1013271391.1723591733&gtm=45je48c0v9106841335za200zb810376513&aip=1&dma=1&dma_cps=syphamo&gcd=13l3l3l2l1&npa=1&frm=0&tag_exp=0
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-0H5HMZK3BP&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c0c::9c Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 13 Aug 2024 23:28:52 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.perlego.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
register-conversion
region1.google-analytics.com/privacy-sandbox/
Redirect Chain
  • https://region1.analytics.google.com/g/collect?v=2&tid=G-0H5HMZK3BP&gtm=45je48c0v9106841335za200zb810376513&_p=1723591732052&gcd=13l3l3l2l1&npa=1&dma_cps=syphamo&dma=1&tag_exp=0&cid=1013271391.1723...
  • https://region1.google-analytics.com/privacy-sandbox/register-conversion?_c=1&cid=1013271391.1723591733&dbk=369733565108069576&dma=1&dma_cps=syphamo&en=visited_the_book_page&gtm=45je48c0v9106841335...
0
0
Fetch
General
Full URL
https://region1.google-analytics.com/privacy-sandbox/register-conversion?_c=1&cid=1013271391.1723591733&dbk=369733565108069576&dma=1&dma_cps=syphamo&en=visited_the_book_page&gtm=45je48c0v9106841335za200zb810376513&npa=1&tid=G-0H5HMZK3BP&dl=https%3A%2F%2Fwww.perlego.com%3F
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
attribution-reporting-register-trigger
{"aggregatable_trigger_data":[{"key_piece":"0x61ad23615699752a","source_keys":["1"]},{"key_piece":"0xb1248caaa4427980","source_keys":["2","3","4"]}],"aggregatable_values":{"1":65,"2":65,"3":65,"4":6356},"debug_key":"369733565108069576","debug_reporting":true,"event_trigger_data":[{"filters":[{"source_type":["event"]}],"priority":"0","trigger_data":"0"}],"filters":{"2":["863411410"],"5":["08-13","08-12","08-11"]}}
date
Tue, 13 Aug 2024 23:28:52 GMT
server
Golfe2
content-type
text/plain
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

pragma
no-cache
date
Tue, 13 Aug 2024 23:28:52 GMT
server
Golfe2
content-type
text/html; charset=UTF-8
location
https://region1.google-analytics.com/privacy-sandbox/register-conversion?_c=1&cid=1013271391.1723591733&dbk=369733565108069576&dma=1&dma_cps=syphamo&en=visited_the_book_page&gtm=45je48c0v9106841335za200zb810376513&npa=1&tid=G-0H5HMZK3BP&dl=https%3A%2F%2Fwww.perlego.com%3F
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
505
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.de/ads/
42 B
63 B
Image
General
Full URL
https://www.google.de/ads/ga-audiences?v=1&t=sr&slf_rd=1&_r=4&tid=G-0H5HMZK3BP&cid=1013271391.1723591733&gtm=45je48c0v9106841335za200zb810376513&aip=1&dma=1&dma_cps=syphamo&gcd=13l3l3l2l1&npa=1&frm=0&tag_exp=0&tag_exp=0&z=1968002754
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:811::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 13 Aug 2024 23:28:52 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
attribution_trigger
px.ads.linkedin.com/
0
0

collect
px4.ads.linkedin.com/
Redirect Chain
  • https://px.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf
  • https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&e_ipv6=AQL2b2HdQCG4wwAAAZFOEq5NQPXugQzo...
0
265 B
Image
General
Full URL
https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&e_ipv6=AQL2b2HdQCG4wwAAAZFOEq5NQPXugQzohXJPAbjfCJm9qYNzIR6_8FydVRJEQs_EA6eJDltwXWJhf4IE-LrFQwnvkXAA6A
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Server
13.107.42.14 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-li-pop
afd-prod-lva1-x
x-msedge-ref
Ref A: 988D5739B93F4CAEB86C8A415896A243 Ref B: FRAEDGE1716 Ref C: 2024-08-13T23:28:52Z
linkedin-action
1
x-cache
CONFIG_NOCACHE
content-type
application/javascript
x-li-fabric
prod-lva1
x-li-proto
http/2
content-length
0
x-li-uuid
AAYfmPj6raJ64iupA+zD5Q==

Redirect headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-li-pop
afd-prod-lva1-x
x-msedge-ref
Ref A: 1BC101F6899C42D9802E7AABD60C168B Ref B: FRAEDGE1710 Ref C: 2024-08-13T23:28:52Z
linkedin-action
1
x-cache
CONFIG_NOCACHE
x-li-fabric
prod-lva1
location
https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&e_ipv6=AQL2b2HdQCG4wwAAAZFOEq5NQPXugQzohXJPAbjfCJm9qYNzIR6_8FydVRJEQs_EA6eJDltwXWJhf4IE-LrFQwnvkXAA6A
x-li-proto
http/2
content-length
0
x-li-uuid
AAYfmPj4xFVboay4893Q6g==
56063865.js
bat.bing.com/p/action/
334 B
406 B
Script
General
Full URL
https://bat.bing.com/p/action/56063865.js
Requested by
Host: bat.bing.com
URL: https://bat.bing.com/bat.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2620:1ec:c11::237 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
08a70bbce72580774f43a559d6e8f338acb64136e2c102ad2e0b5b1c1766ce16
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
content-encoding
br
date
Tue, 13 Aug 2024 23:28:52 GMT
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref
Ref A: 28CC2CB46E484E73AF8B9EF45FA9CD61 Ref B: FRAEDGE1808 Ref C: 2024-08-13T23:28:52Z
vary
Accept-Encoding
x-cache
CONFIG_NOCACHE
content-type
application/javascript; charset=utf-8
cache-control
private,max-age=1800
attribution_trigger
px.ads.linkedin.com/
2 B
748 B
Image
General
Full URL
https://px.ads.linkedin.com/attribution_trigger?pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
2620:1ec:21::14 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-li-pop
afd-prod-lor1-x
x-msedge-ref
Ref A: EF08200A89514CC5AADF11860FE0C2E7 Ref B: FRAEDGE1710 Ref C: 2024-08-13T23:28:52Z
access-control-allow-methods
GET, OPTIONS
x-li-fabric
prod-lor1
access-control-allow-origin
*
x-cache
CONFIG_NOCACHE
content-type
application/json
x-li-proto
http/2
x-restli-protocol-version
1.0.0
access-control-allow-headers
*
x-li-uuid
AAYfmPj5aX6TunCfJg+h4Q==
x-fs-uuid
00061f98f8f9697e93ba709f260fa1e1
collect
www.google-analytics.com/j/
1 B
206 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j101&a=165698584&t=pageview&_s=1&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&ul=de-de&de=UTF-8&dt=%5BPDF%5D%20Environmental%20Science%20by%20G.%20Miller%20eBook%20%7C%20Perlego&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAUABAAAAACAAI~&jid=1554044611&gjid=1851892085&cid=1013271391.1723591733&tid=UA-86257921-1&_gid=891684958.1723591733&_r=1&gtm=457e48c0za200zb810376513&gcd=13l3l3l2l1&dma_cps=syphamo&dma=1&tag_exp=0&jsscut=1&npa=1&z=522143482
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:802::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Tue, 13 Aug 2024 23:28:52 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.perlego.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1
expires
Fri, 01 Jan 1990 00:00:00 GMT
track
api.perlego.com/tracking/v1/ Frame
0
0
Preflight
General
Full URL
https://api.perlego.com/tracking/v1/track
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://www.perlego.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
Request-IPCountry
alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8b2c7bea5cd5902a-FRA
content-length
0
content-type
application/json
date
Tue, 13 Aug 2024 23:28:52 GMT
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains; preload
via
1.1 edffe6978db53d114a80cda421e0b6b8.cloudfront.net (CloudFront)
x-amz-apigw-id
ceHYUHuvLPEEkXg=
x-amz-cf-id
478YVZAGCBKYaKHFF1hz1APGUg7FcMCjKyS0x3L79oponfK-CXUnWg==
x-amz-cf-pop
FRA56-P5
x-amzn-requestid
7cddb02b-1485-43ee-ade2-a48201a50595
x-amzn-trace-id
Root=1-66bbec34-7f6561ca30a22a004de622a9;Sampled=1;lineage=ae43882e:0
x-cache
Miss from cloudfront
x-content-type-options
nosniff
books
api.perlego.com/recommendations-essence/v1/
37 KB
8 KB
XHR
General
Full URL
https://api.perlego.com/recommendations-essence/v1/books?subtopic_id=801&country_code=DE&language_code=en&max_results=10
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
948462b75efd6b12a41688d3d1e39ced660669c1497a3673bbb4acaaa6301c0f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 89cfaf7130b791496ae5b9cd16f7eb0a.cloudfront.net (CloudFront)
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
TXL50-P2
age
269416
x-amzn-requestid
47ea5bab-4e8d-4513-996c-c800d0cc4137
x-cache
Miss from cloudfront
x-amz-apigw-id
bwQZOGyjrPEEIEg=
alt-svc
h3=":443"; ma=86400
last-modified
Wed, 31 Jul 2024 01:32:43 GMT
server
cloudflare
x-amzn-trace-id
Root=1-66a9943a-2baff91a5bb7a7694cc2e07b;Sampled=1;lineage=bdfcd4b7:0
vary
Accept-Encoding
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
Request-IPCountry
cache-control
public, max-age=60
access-control-allow-credentials
true
cf-ray
8b2c7bea4ccf902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control
x-amz-cf-id
E8BqufjJg1NzZMke4iqA8kSlAsqNToCRv3vdWpUnMKWGfRamC8LX1A==
expires
Tue, 13 Aug 2024 23:29:52 GMT
books
api.perlego.com/recommendations-essence/v1/
37 KB
8 KB
XHR
General
Full URL
https://api.perlego.com/recommendations-essence/v1/books?topic_id=19&country_code=DE&language_code=en&max_results=10
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a193d5a772f584d54680d90293738bb568c496c4e264fb9b78bc1829faf9a786
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 cec0e64209a322f193c5e90a44c7fc7e.cloudfront.net (CloudFront)
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
AMS1-P3
age
140383
x-amzn-requestid
ac5b5dcb-15da-4dc6-a8dd-9d5e956ca817
x-cache
Miss from cloudfront
x-amz-apigw-id
bnwoQHNcLPEEcpw=
alt-svc
h3=":443"; ma=86400
last-modified
Sun, 28 Jul 2024 11:40:39 GMT
server
cloudflare
x-amzn-trace-id
Root=1-66a62e34-40d345857e453c930a552f41;Sampled=1;lineage=bdfcd4b7:0
vary
Accept-Encoding
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
Request-IPCountry
cache-control
public, max-age=60
access-control-allow-credentials
true
cf-ray
8b2c7bea4cd0902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control
x-amz-cf-id
1M8qaKlBn4EwPZCxptbCDLgJur8wi2i89-j_RgY_XcchuxispSmOnA==
expires
Tue, 13 Aug 2024 23:29:52 GMT
books
catalogue-new.perlego.com/
29 KB
505 B
XHR
General
Full URL
https://catalogue-new.perlego.com/books?start_index=0&projection=full&max_results=10&topic_id=19&subtopic_id=801&lang_restrict=en
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
753313667bd2e0e197451c6ae91675e23cd677858ae086469639ade307844318
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
age
394391
x-powered-by
Express
alt-svc
h3=":443"; ma=86400
apigw-requestid
a8cyEh4lrPEEPfA=
server
cloudflare
etag
W/"758f-n7BnHsbmIJQ3qc9dLMJ+WgWx6yo"
vary
Accept-Encoding
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
Request-IPCountry
cache-control
public, max-age=60
access-control-allow-credentials
true
cf-ray
8b2c7bea4cd1902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control, content-type,authorization,cache-control
expires
Tue, 13 Aug 2024 23:29:52 GMT
track
api.perlego.com/tracking/v1/
60 B
685 B
XHR
General
Full URL
https://api.perlego.com/tracking/v1/track
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b22d1b89257791a25c04516bdd32fa5445d21d27e0051cdcd558f865108011f5
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
application/json

Response headers

date
Tue, 13 Aug 2024 23:28:53 GMT
via
1.1 edffe6978db53d114a80cda421e0b6b8.cloudfront.net (CloudFront)
x-content-type-options
nosniff
cf-cache-status
DYNAMIC
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P5
x-amzn-requestid
dd38895b-3e6b-4bed-8894-e2ac0342cbeb
x-cache
Miss from cloudfront
x-amz-apigw-id
ceHYUHt9LPEEkSg=
alt-svc
h3=":443"; ma=86400
server
cloudflare
x-amzn-trace-id
Root=1-66bbec34-67440f12650420ca342a48a5;Sampled=1;lineage=f9d13cfe:0
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
Request-IPCountry
access-control-allow-credentials
true
cf-ray
8b2c7beaed2c902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id
x-amz-cf-id
cLLFsuGQPFBEqH5posMx0-XtUAyvZA44CXd09xVf8Apx7O4JHzZbVQ==
plans
api.perlego.com/payment/v1/
1 KB
1 KB
XHR
General
Full URL
https://api.perlego.com/payment/v1/plans?use_corresponding_active_plan=true&plan_ids=
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:2b50 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e881a6d3b0017be2dba092b69cb00fdfa4adb545bfe7cc4a4fae901ba68a47c6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept
application/json
Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
via
1.1 98652de9f742fc1df9de714d921e14c2.cloudfront.net (CloudFront)
x-content-type-options
nosniff
cf-cache-status
DYNAMIC
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P5
x-amzn-requestid
887a0537-de85-4da0-8848-60b8ae74fdef
x-cache
Miss from cloudfront
x-amz-apigw-id
ceHYUGi9LPEEPZw=
alt-svc
h3=":443"; ma=86400
server
cloudflare
x-amzn-trace-id
Root=1-66bbec34-1c8c75900852c60b3ab35889;Parent=3cbab3ee76c981b1;Sampled=0;lineage=0bc2b33d:0
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
content-type
application/json
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
Request-IPCountry
access-control-allow-credentials
true
cf-ray
8b2c7bea5cd8902a-FRA
access-control-allow-headers
Content-Type, Authorization, X-Amz-Date, X-Api-Key, X-Amz-Security-Token, X-CSRF-Token, X-Requested-With, Perlego-Tracking-Session-Id, Perlego-Tracking-Unique-Id, Cache-Control, X-Per-Bypass-Cache
x-amz-cf-id
c7Qtevowqf0dUhK5CFMZLKCJC6wgxeqXlMlVXzmErlzlijuyYxhEXQ==
0
bat.bing.com/action/
0
177 B
Image
General
Full URL
https://bat.bing.com/action/0?ti=56063865&tm=gtm002&Ver=2&mid=93c3c565-c284-4761-9801-00c907de36f7&gtm_tag_source=1&pi=918639831&lg=de-DE&sw=1600&sh=1200&sc=24&tl=%5BPDF%5D%20Environmental%20Science%20by%20G.%20Miller%20eBook%20%7C%20Perlego&p=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&r=&lt=445&evt=pageLoad&sv=1&asc=D&cdb=AQAY&rn=42699
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2620:1ec:c11::237 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
strict-transport-security
max-age=31536000; includeSubDomains; preload
date
Tue, 13 Aug 2024 23:28:52 GMT
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref
Ref A: 882BC6D761204CE28DE23D0DEC7B3591 Ref B: FRAEDGE1808 Ref C: 2024-08-13T23:28:52Z
x-cache
CONFIG_NOCACHE
access-control-allow-origin
*
cache-control
no-cache, must-revalidate
expires
Fri, 01 Jan 1990 00:00:00 GMT
main.MWJiOTcxYTg2MA.js
analytics.tiktok.com/i18n/pixel/static/
331 KB
94 KB
Script
General
Full URL
https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/sdk.js?sdkid=C3ML3AR3G487IS97DSUG
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
b424c8b96a0a79e02312ac23d09607c4006fd6d9242848089fbc19caceed805d

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-akamai-request-id
4b9c9ad1
date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-tt-trace-tag
id=16;cdn-cache=hit;type=static
server
nginx
x-tt-logid
20240813104543DE390A67DDED1286CAFA
x-tt-trace-id
00-240813104543DE390A67DDED1286CAFA-33FF9EAD5485E673-00
vary
Accept-Encoding
x-cache
TCP_HIT from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
x-tt-trace-host
0177fca527702b86c8c4ffc42d8c66e61b8b1c4dcebacb7a4909ae2ab988efd161dd26be7bfd9900a372746dc0ed3ad75cb02d51d5689c029fb47ff10f0082ee752a734c6873bd602e236b58461c9961b5f48471dcf31b7432164898cb80ce8d9a
server-timing
cdn-cache; desc=HIT, edge; dur=0, origin; dur=0, inner; dur=3
content-length
95155
thumbnail_9781119645009.webp
img.perlego.com/book-covers/1812746/
7 KB
8 KB
Image
General
Full URL
https://img.perlego.com/book-covers/1812746/thumbnail_9781119645009.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e8ee66200ffa1b1e58b49a84d2c004cf4974f4763aa78437e85a13d1ac477d06
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
aE1zAbVD82_Myap1BdtsyehwlAkrCZk2
via
1.1 4e86397bdebc253102f6628cb98771ee.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
CCU50-P2
age
397120
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
7520
last-modified
Thu, 23 May 2024 20:38:58 GMT
server
cloudflare
etag
"e475f124892dc61efba3d22e3dc417cb"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdca9bb0-FRA
x-amz-cf-id
MXLiUV904wVrswsNs3vzYZoDLtSpWO0b08-KWrYiulATXV9g8bdldQ==
thumbnail_9781119748663.webp
img.perlego.com/book-covers/1584638/
14 KB
14 KB
Image
General
Full URL
https://img.perlego.com/book-covers/1584638/thumbnail_9781119748663.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
dc934f01c38aa272e41862296421d27bbaef27df4eb0d51588cd48a994bc23da
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
Yv26OWPATbyDzoZfu5tlUmW.2vaqN18u
via
1.1 4774b00e2d656478bcba37c033ae541c.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
MAA51-P3
age
469288
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
14144
last-modified
Thu, 23 May 2024 17:09:54 GMT
server
cloudflare
etag
"3a73b720fa48a379eacd503aa4877172"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdcc9bb0-FRA
x-amz-cf-id
A7AvnLXKZxK1mXm9-9y2p1CMiZa4HTs3LcTsXKxNBsjhGSh-2skLoA==
thumbnail_9781119345381.webp
img.perlego.com/book-covers/991566/
13 KB
14 KB
Image
General
Full URL
https://img.perlego.com/book-covers/991566/thumbnail_9781119345381.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c493cac5202dcce18ebb3c0c517a6cfb01c0c19182ff03a21d1328559d9dc4af
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
.Oqzi0idbyBoOLyE9hZm0m40wsoyfXZm
via
1.1 ee91d2f07b30f8ee4ee7e1162782feaa.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
EZE50-P2
age
378153
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
13738
last-modified
Thu, 23 May 2024 11:45:39 GMT
server
cloudflare
etag
"312ab4045c3f0851786e2501729850f8"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdcd9bb0-FRA
x-amz-cf-id
Q9LuIEGTjTL2NyGfCkt84Tq_viTikUG4WAoOE0_a43Fx7Z91rR1kSQ==
thumbnail_9781305445949.webp
img.perlego.com/book-covers/801706/
10 KB
11 KB
Image
General
Full URL
https://img.perlego.com/book-covers/801706/thumbnail_9781305445949.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
93e0e6e7beedb284c679a5cbcb8251e2f8502fde93fecea6050dceedc1c2fc63
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
r8n_6ELHSrZ.CM9siBCDfxmO2EUXlskK
via
1.1 2efef6dd9770b3981ddd7a213ccc0dda.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
AMS1-P3
age
39275
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
10670
last-modified
Thu, 23 May 2024 15:12:12 GMT
server
cloudflare
etag
"4eb5b904647be5506f67af4b5d3e10b3"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdce9bb0-FRA
x-amz-cf-id
_MTPpEb9YNdnIXS7RjmS4oP19frgQGGtdn3kH2fMl4NXLQR68w0xYw==
thumbnail_9781400889914.webp
img.perlego.com/book-covers/740135/
8 KB
8 KB
Image
General
Full URL
https://img.perlego.com/book-covers/740135/thumbnail_9781400889914.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
88f206737029e82248f4309967453dbb4d7b81213e146e93cfe0897b1fbbb40e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
H_Jjn0pqU3p4Kqlogkaybj7_i4genA5G
via
1.1 103eb504d36d97c9f30550032223d996.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-C2
age
56180
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
7776
last-modified
Fri, 09 Aug 2024 17:54:46 GMT
server
cloudflare
etag
"34b862f82dabf452bbc72d1e6ef5e4e1"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdd09bb0-FRA
x-amz-cf-id
rYioX6WNSul-Pf9wGfPI8ecKKOk0b5DcNglfl-Yfc3p2-sD9L12wmQ==
thumbnail_9781119414834.webp
img.perlego.com/book-covers/2328886/
14 KB
14 KB
Image
General
Full URL
https://img.perlego.com/book-covers/2328886/thumbnail_9781119414834.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
883b74a755554ddfe79c0933fce7ae555949ee6d3e3e04e59304f48a4c633eea
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
3sj0d5XdoYBXv8ckTsMCBmf6uPUodMTs
via
1.1 a2f0bd0d8556fec697d62cda3ca8b386.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
ATL56-P1
age
54116
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
14184
last-modified
Fri, 24 May 2024 00:36:02 GMT
server
cloudflare
etag
"e49ba452d2cb20cc4c3b599c373901a6"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdd29bb0-FRA
x-amz-cf-id
DLUs4PXBRVTXJpvW33lrErgZlEmzsO5Ivc0ybHbsgyp7K80k1-_Itw==
thumbnail_9789812836045.webp
img.perlego.com/book-covers/849983/
10 KB
10 KB
Image
General
Full URL
https://img.perlego.com/book-covers/849983/thumbnail_9789812836045.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fe3c809e980d4679934c8018eaf128d867896d98f24ff9ab165472b2699703b3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
G80ixmJFTHUKb47CSVSlNbBnd4.PB7pS
via
1.1 8c92bd4fd6a606ee9b09d4fd234f7ca8.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
AMS1-P3
age
433026
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
9860
last-modified
Thu, 23 May 2024 17:18:37 GMT
server
cloudflare
etag
"aa86353adfcc475b8cd7608cd7a07286"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdd39bb0-FRA
x-amz-cf-id
-mPnLMei6pX4RnTHzPosAmk4nQpAfmdplFUhclnyZUMn_H5yXaVmbQ==
thumbnail_9789389907551.webp
img.perlego.com/book-covers/1975367/
9 KB
9 KB
Image
General
Full URL
https://img.perlego.com/book-covers/1975367/thumbnail_9789389907551.webp
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/book/3156885/environmental-science-pdf
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6a5c2bc42ca9785dfe938abb9bf1983c389c47e8d78a24ba9d957faf2a33329c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:52 GMT
x-amz-version-id
_QNf3bdMguj6.PGVYWb.fmS1zLxwXj_i
via
1.1 190f65eebc0c7e2a61e00850eb7dae6a.cloudfront.net (CloudFront)
cf-cache-status
HIT
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
ATL56-P1
age
237522
x-amz-server-side-encryption
AES256
x-cache
Miss from cloudfront
alt-svc
h3=":443"; ma=86400
content-length
8714
last-modified
Thu, 23 May 2024 22:47:16 GMT
server
cloudflare
etag
"c954b19237a25a3094ce5b74d7f2d8a0"
vary
Origin, Accept-Encoding
content-type
binary/octet-stream
accept-ranges
bytes
cf-ray
8b2c7beabdd49bb0-FRA
x-amz-cf-id
B3J43KaQrh7gl1a3lvYS3_XbqkRfTa6TNn2U2h09vfygC4L0WLzIRg==
identify_c2008b8c.js
analytics.tiktok.com/i18n/pixel/static/
146 KB
39 KB
Script
General
Full URL
https://analytics.tiktok.com/i18n/pixel/static/identify_c2008b8c.js
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
50a98b0680aaaaa9407001661f18904e29d76402c3da7ad64246413886fc64b3

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-akamai-request-id
4b9c9bf7
date
Tue, 13 Aug 2024 23:28:52 GMT
content-encoding
gzip
x-tt-trace-tag
id=16;cdn-cache=hit;type=static
server
nginx
x-tt-logid
202407291241428A0637CBFAAEB41DCF01
x-tt-trace-id
00-2407291241428A0637CBFAAEB41DCF01-5E518F47C6012312-00
vary
Accept-Encoding
x-cache
TCP_MEM_HIT from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
content-type
application/javascript; charset=UTF-8
cache-control
public, max-age=31536000, immutable
x-tt-trace-host
01e33994960eedba4d9d64bb2cce523cc44cf9a1ceb6067a86a86c193f5f828f28bdf557cde35992181eb3e1ed8857856db1b699a90312147d7379f71cee1d04dd01e66feac1f106f50fe3bcde315804ca4d23cf41cda1e80b4cdebaad1c4e97a7
server-timing
cdn-cache; desc=HIT, edge; dur=0, origin; dur=0, inner; dur=2
content-length
39594
pixel
analytics.tiktok.com/api/v2/
0
878 B
Ping
General
Full URL
https://analytics.tiktok.com/api/v2/pixel
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

x-akamai-request-id
4eb44d0f.4b9c9c48
date
Tue, 13 Aug 2024 23:28:53 GMT
x-tt-trace-tag
id=16;cdn-cache=miss;type=dyn
x-tt-trace-id
00-240813232853E8DCAF4804AB50B4DAAF-4C88260F394CEF95-00
x-cache
TCP_MISS from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
x-parent-response-time
219,2.20.179.85
server-timing
cdn-cache; desc=MISS, edge; dur=168, origin; dur=55, inner; dur=30
content-length
0
pragma
no-cache
server
nginx
x-tt-logid
20240813232853E8DCAF4804AB50B4DAAF
x-cache-remote
TCP_MISS from a23-218-220-137.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,HEAD,OPTIONS,UPDATE
access-control-allow-origin
*
cache-control
max-age=0, no-cache, no-store
x-origin-response-time
55,23.218.220.137
x-tt-trace-host
01ef509897cf8d658a0ad904f93095073b8782ae35f5da9d00af0e55a614ecac60e642e611555e83ded77bcc21498ed000693ca02e0c0f71bfde8a2fbc178330b3939d976f7414ec451941115e447b916d266f91b3bec381af27b4bc11ee89147e386925c6bec99c1605bdb106191d370e
access-control-allow-headers
Authorization,*
expires
Tue, 13 Aug 2024 23:28:53 GMT
pixel
analytics.tiktok.com/api/v2/
0
877 B
Ping
General
Full URL
https://analytics.tiktok.com/api/v2/pixel
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

x-akamai-request-id
20807b1.4b9c9c52
date
Tue, 13 Aug 2024 23:28:53 GMT
x-tt-trace-tag
id=16;cdn-cache=miss;type=dyn
x-tt-trace-id
00-2408132328527AA1343010AFF3A4B85D-0DCC6A182CEDCD2A-00
x-cache
TCP_MISS from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
x-parent-response-time
218,2.20.179.85
server-timing
cdn-cache; desc=MISS, edge; dur=90, origin; dur=132, inner; dur=127
content-length
0
pragma
no-cache
server
nginx
x-tt-logid
202408132328527AA1343010AFF3A4B85D
x-cache-remote
TCP_MISS from a23-45-180-189.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,HEAD,OPTIONS,UPDATE
access-control-allow-origin
*
cache-control
max-age=0, no-cache, no-store
x-origin-response-time
132,23.45.180.189
x-tt-trace-host
01ef509897cf8d658a0ad904f93095073b3d2fe0fad39142c59f1fbd357ffeef30f95b986ac495e86fe2218d23fe1508a746f0670dfa73cb1cb73c969343c7918748f6a0e952383317a8fd16af93c798fac37aad5ebec1b50fe6b28a1537d48f22b401f3dc906ec47fe23de16a0adbf548
access-control-allow-headers
Authorization,*
expires
Tue, 13 Aug 2024 23:28:53 GMT
pixel
analytics.tiktok.com/api/v2/
0
716 B
Ping
General
Full URL
https://analytics.tiktok.com/api/v2/pixel
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

x-akamai-request-id
4b9c9c53
date
Tue, 13 Aug 2024 23:28:53 GMT
x-tt-trace-tag
id=16;cdn-cache=miss;type=dyn
x-tt-trace-id
00-2408132328524A3490E9352D5DB4877D-0438F74BB3FFDB3D-00
x-cache
TCP_MISS from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
server-timing
inner; dur=14, cdn-cache; desc=MISS, edge; dur=6, origin; dur=105
content-length
0
pragma
no-cache
server
nginx
x-tt-logid
202408132328524A3490E9352D5DB4877D
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,HEAD,OPTIONS,UPDATE
access-control-allow-origin
*
cache-control
max-age=0, no-cache, no-store
x-origin-response-time
105,2.20.179.85
x-tt-trace-host
01ef509897cf8d658a0ad904f93095073b20972d57dfb030e03171a338f59eff292224e5a787822bd51c59696a3f5b11222301676064d2e9851e2f8f71c98b54160bf959616ecc0bda1051b69925e9eef86c7ad272a8113bcdf72af65af21a259e
access-control-allow-headers
Authorization,*
expires
Tue, 13 Aug 2024 23:28:53 GMT
/
px.ads.linkedin.com/wa/
0
0

rum
www.perlego.com/cdn-cgi/
0
141 B
XHR
General
Full URL
https://www.perlego.com/cdn-cgi/rum?
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
content-type
application/json

Response headers

date
Tue, 13 Aug 2024 23:28:53 GMT
x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://www.perlego.com
x-frame-options
DENY
access-control-allow-credentials
true
cf-ray
8b2c7beb4e7c9bb0-FRA
dzfy7cc3
widget.intercom.io/widget/
7 KB
3 KB
Script
General
Full URL
https://widget.intercom.io/widget/dzfy7cc3
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-KMRXFKZ
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.224.189.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-224-189-49.fra2.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
84d238aff059a7bbda510e655995f275b218c776d96108dd7b7deace7124b83a

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-amz-version-id
2fLsofFzLRwNSC4YrSQGqb7XAGlBZKgp
content-encoding
gzip
via
1.1 f7bf326347bdd7f275a38a22b5b83724.cloudfront.net (CloudFront)
date
Tue, 13 Aug 2024 23:25:58 GMT
x-amz-cf-pop
FRA2-C1
age
189
x-amz-server-side-encryption
AES256
x-cache
Error from cloudfront
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
2671
last-modified
Tue, 13 Aug 2024 15:35:42 GMT
server
AmazonS3
etag
"8ef90a68857c4b1ca0b81a861b8c375a"
vary
Accept-Encoding, Origin
content-type
application/javascript; charset=UTF-8
cache-control
max-age=300, s-maxage=300, public
accept-ranges
bytes
x-amz-cf-id
3-emwh3FSg-W3Jx1ZQJnmtwTVWct0cYHPN0hxX8wincNPIfe6-NY6w==
favicon.ico
www.perlego.com/
7 KB
6 KB
Other
General
Full URL
https://www.perlego.com/favicon.ico
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:3108::ac42:28b0 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
bf80d659d2b015c7557a384226376bec2ad218218e3ad6b1449e42a0b78b04db
Security Headers
Name Value
Content-Security-Policy default-src 'self';script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com https://q.stripe.com https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io https://*.mention-me.com https://*.optimizely.com https://script.google.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net;script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://script.google.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net;style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://optimize.google.com/ https://fast.appcues.com https://static.intercomassets.com/ translate.googleapis.com https://www.google-analytics.com/debug/badge.css;object-src 'none';base-uri 'self';connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://cdn.iframe.ly https://graph.microsoft.com/v1.0/me/memberOf https://*.mention-me.com https://www2.profitwell.com https://perlego-cms.cdn.prismic.io https://*.optimizely.com https://*.okta.com https://*.oktapreview.com https://script.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net;font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com;frame-src * unsafe-inline unsafe-eval data: blob: https://hooks.stripe.com;frame-ancestors 'self';img-src 'self' data: https:;manifest-src 'self';media-src 'self' https://*.perlego.com https://js.intercomcdn.com https://js.intercomcdn.com/;report-uri ;worker-src 'none';upgrade-insecure-requests
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/book/3156885/environmental-science-pdf
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Tue, 13 Aug 2024 23:28:53 GMT
content-security-policy
default-src 'self';script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com https://q.stripe.com https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io https://*.mention-me.com https://*.optimizely.com https://script.google.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net;script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://script.google.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net;style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://optimize.google.com/ https://fast.appcues.com https://static.intercomassets.com/ translate.googleapis.com https://www.google-analytics.com/debug/badge.css;object-src 'none';base-uri 'self';connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://cdn.iframe.ly https://graph.microsoft.com/v1.0/me/memberOf https://*.mention-me.com https://www2.profitwell.com https://perlego-cms.cdn.prismic.io https://*.optimizely.com https://*.okta.com https://*.oktapreview.com https://script.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net;font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com;frame-src * unsafe-inline unsafe-eval data: blob: https://hooks.stripe.com;frame-ancestors 'self';img-src 'self' data: https:;manifest-src 'self';media-src 'self' https://*.perlego.com https://js.intercomcdn.com https://js.intercomcdn.com/;report-uri ;worker-src 'none';upgrade-insecure-requests
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-cache-status
MISS
content-encoding
br
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 13 Aug 2024 11:52:07 GMT
server
cloudflare
etag
W/"1cee-1914b94c658"
x-frame-options
SAMEORIGIN
vary
Accept-Encoding
content-type
image/x-icon
cache-control
no-cache, max-age=0
cf-ray
8b2c7beb7e8d9bb0-FRA
collect
www.google-analytics.com/
35 B
55 B
Image
General
Full URL
https://www.google-analytics.com/collect?v=1&_v=j101&a=165698584&t=timing&_s=2&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&ul=de-de&de=UTF-8&dt=%5BPDF%5D%20Environmental%20Science%20by%20G.%20Miller%20eBook%20%7C%20Perlego&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&plt=1094&pdt=14&dns=6&rrt=0&srt=92&tcp=13&dit=178&clt=445&_gst=714&_gbt=877&_u=YADAAUABAAAAACAAI~&jid=&gjid=&cid=1013271391.1723591733&tid=UA-86257921-1&_gid=891684958.1723591733&gtm=457e48c0za200zb810376513&gcd=13l3l3l2l1&dma_cps=syphamo&dma=1&tag_exp=0&npa=1&z=2122215961
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:802::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 13 Aug 2024 14:37:04 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
age
31909
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
35
expires
Mon, 01 Jan 1990 00:00:00 GMT
frame-modern.c42d6e63.js
js.intercomcdn.com/ Frame DF78
459 KB
139 KB
Script
General
Full URL
https://js.intercomcdn.com/frame-modern.c42d6e63.js
Requested by
Host: widget.intercom.io
URL: https://widget.intercom.io/widget/dzfy7cc3
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.245.46.19 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-245-46-19.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
0dd30c64b91bc684fb501eb3c7ce6c13d09816274828f68afc47cbd656f74114
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-amz-version-id
Pk25kyi70tpIBOusk9Z7zvVNqY80PRau
content-encoding
gzip
via
1.1 6b15a9d1514a5645abfd43cbf330ce48.cloudfront.net (CloudFront)
date
Tue, 13 Aug 2024 21:35:45 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P9
age
6789
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
141237
last-modified
Tue, 13 Aug 2024 15:33:35 GMT
server
AmazonS3
etag
"dc2ae224645395775d8337bd9ae62742"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
max-age=31536000, s-maxage=7200, public
accept-ranges
bytes
x-amz-cf-id
F2BFNrqGiVlbUvGdxJxrSHbGvV8y-940e4w-EiuJhd5qWDrJe_acsA==
vendor-modern.24002cc7.js
js.intercomcdn.com/ Frame DF78
455 KB
145 KB
Script
General
Full URL
https://js.intercomcdn.com/vendor-modern.24002cc7.js
Requested by
Host: widget.intercom.io
URL: https://widget.intercom.io/widget/dzfy7cc3
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.245.46.19 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-245-46-19.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
614ba69cc45e1d7f36150f778fe53f5ad76ad857df5c5ac9c762a6978086b09c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-amz-version-id
VJIwNFgD1rqYOkgSDPc.01Ora7y8zhav
content-encoding
gzip
via
1.1 6b15a9d1514a5645abfd43cbf330ce48.cloudfront.net (CloudFront)
date
Tue, 13 Aug 2024 23:10:32 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P9
age
1102
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
147288
last-modified
Mon, 12 Aug 2024 12:46:39 GMT
server
AmazonS3
etag
"9cffe9d409ffd49439595bfe9ba87d5d"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
max-age=31536000, s-maxage=7200, public
accept-ranges
bytes
x-amz-cf-id
G0kO9sO_UlUBvEbVcof9jn73ziDtiIOgYAYagMgrRFoP4Ta_I9ggWA==
act
analytics.tiktok.com/api/v2/pixel/
0
876 B
Ping
General
Full URL
https://analytics.tiktok.com/api/v2/pixel/act
Requested by
Host: analytics.tiktok.com
URL: https://analytics.tiktok.com/i18n/pixel/static/main.MWJiOTcxYTg2MA.js
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2.18.64.21 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
a2-18-64-21.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

x-akamai-request-id
662b8889.4b9c9ff9
date
Tue, 13 Aug 2024 23:28:53 GMT
x-tt-trace-tag
id=16;cdn-cache=miss;type=dyn
x-tt-trace-id
00-240813232853E4B40416964929D54716-5B01AD7D12E4C5C2-00
x-cache
TCP_MISS from a2-20-179-85.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
x-parent-response-time
114,2.20.179.85
server-timing
cdn-cache; desc=MISS, edge; dur=93, origin; dur=27, inner; dur=20
content-length
0
pragma
no-cache
server
nginx
x-tt-logid
20240813232853E4B40416964929D54716
x-cache-remote
TCP_MISS from a23-220-106-203.deploy.akamaitechnologies.com (AkamaiGHost/11.6.1-8b2dfe3939b99771c02ec6eca94739cd) (-)
access-control-allow-methods
GET,POST,PUT,PATCH,DELETE,HEAD,OPTIONS,UPDATE
access-control-allow-origin
*
cache-control
max-age=0, no-cache, no-store
x-origin-response-time
28,23.220.106.203
x-tt-trace-host
01ef509897cf8d658a0ad904f93095073b8782ae35f5da9d00af0e55a614ecac6093720834a0b4b4d30fd4f812837c3460a8e41a1c4935f873f8c8f165dfd5feb4adce5061bf257bb798f4255c67ee577dc5b3bb409ac9f0a7d6c0b68f0c668a77fb91fcb57c9aab5f5a1a6e789622ce41
access-control-allow-headers
Authorization,*
expires
Tue, 13 Aug 2024 23:28:53 GMT
ping
api-iam.intercom.io/messenger/web/ Frame DF78
5 KB
3 KB
XHR
General
Full URL
https://api-iam.intercom.io/messenger/web/ping
Requested by
Host: js.intercomcdn.com
URL: https://js.intercomcdn.com/frame-modern.c42d6e63.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.206.23.119 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-34-206-23-119.compute-1.amazonaws.com
Software
nginx /
Resource Hash
6fb4c58406e0306eae98e48e325fd23e96a0d0258e9dabdbc5ba71b84d754a3b
Security Headers
Name Value
Strict-Transport-Security max-age=31556952; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
application/x-www-form-urlencoded

Response headers

date
Tue, 13 Aug 2024 23:28:53 GMT
strict-transport-security
max-age=31556952; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
x-ami-version
ami-0cc965767f13b04d8
status
200 OK
x-xss-protection
1; mode=block
x-request-id
0008t4ol25st516v19tg
x-runtime
0.305299
server
nginx
etag
W/"6fb4c58406e0306eae98e48e325fd23e"
x-request-queueing
0
vary
Accept,Accept-Encoding
access-control-allow-methods
POST, GET, OPTIONS
content-type
application/json; charset=utf-8
access-control-allow-origin
https://www.perlego.com
x-intercom-version
e45b1fcd24968cbb74b756fdf82fb38288b7e652
access-control-expose-headers
x-request-id
cache-control
max-age=0, private, must-revalidate
access-control-allow-credentials
true
x-frame-options
SAMEORIGIN
access-control-allow-headers
Content-Type, Idempotency-Key, X-INTERCOM-APP, X-INTERCOM-PAGE-TITLE, X-INTERCOM-USER-DATA
/
lux.speedcurve.com/lux/
0
96 B
Image
General
Full URL
https://lux.speedcurve.com/lux/?v=4.0025&id=4351554038&sid=172359173263883909&uid=172359173263883909&l=Book%20page&HN=www.perlego.com&PN=%2Fbook%2F3156885%2Fenvironmental-science-pdf&fl=128&NT=1723591731910as0fs0ds1de7cs7sc7ce20qs20bs112be126oi178os445oe445oc1093ls1094le1094sr359fc359lc359&LJS=d0t24f7c1n32e2r18x10246l629s727m1328&PS=ns55bs1is37947ss1bc1ic4253ia1it16dd13nd780vh1200vw1600dh3523dw1600ds35514ct4G_er0nt0dm8&CPU=s|311,n|4,d|77,x|93,i|1318,348|65,500|93,730|81,1246|72&CLS=0.024208&UT=optimizely:blockBegin|500,Next.js-before-hydration|0|314,Next.js-hydration|314|75
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.194.217 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
Varnish /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-cache-hits
0
date
Tue, 13 Aug 2024 23:28:53 GMT
via
1.1 varnish
server
Varnish
x-timer
S1723591733.252610,VS0,VE0
x-cache
HIT
content-type
image/webp
access-control-allow-origin
*
accept-ranges
bytes
content-length
0
retry-after
0
x-served-by
cache-fra-eddf8230150-FRA
events
logx.optimizely.com/v1/
0
386 B
XHR
General
Full URL
https://logx.optimizely.com/v1/events
Requested by
Host: www.perlego.com
URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.49.241.189 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM, US),
Reverse DNS
189.241.49.34.bc.googleusercontent.com
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

date
Tue, 13 Aug 2024 23:28:53 GMT
via
1.1 google
access-control-allow-methods
POST,OPTIONS
content-type
text/plain
access-control-allow-origin
https://www.perlego.com
access-control-expose-headers
X-Requested-With,Content-Type,Accept,Origin,X-App-Trace-Id
access-control-allow-credentials
true
timing-allow-origin
*
access-control-allow-headers
X-Requested-With,Content-Type,Accept,Origin,X-App-Trace-Id,X-Optimizely-Strict
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-request-id
2995e758-3c11-4292-b891-16cae062999b
vendors~locale-de-json-modern.d40450de.js
js.intercomcdn.com/ Frame DF78
33 KB
10 KB
Script
General
Full URL
https://js.intercomcdn.com/vendors~locale-de-json-modern.d40450de.js
Requested by
Host: js.intercomcdn.com
URL: https://js.intercomcdn.com/frame-modern.c42d6e63.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.245.46.19 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-245-46-19.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1fdbbac8014bac11b55e9f5f9dddca50dad01b73c8f6f62921b08648b5021660
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-amz-version-id
7S5TgUK7uWjPE3YQdMtxXDn8x2r.PSU8
content-encoding
gzip
via
1.1 6b15a9d1514a5645abfd43cbf330ce48.cloudfront.net (CloudFront)
date
Tue, 13 Aug 2024 22:58:01 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-amz-cf-pop
FRA56-P9
age
1858
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
9362
last-modified
Thu, 08 Aug 2024 15:10:09 GMT
server
AmazonS3
etag
"0d3fcb3c3910734f3afbe4c1a61f7c56"
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
cache-control
max-age=31536000, s-maxage=7200, public
accept-ranges
bytes
x-amz-cf-id
HJlGiPue9yejR_heSiszrYCAXcvYF9USTzy3X7p2CD9H0EshHziMvQ==
/
www.facebook.com/tr/
0
273 B
Image
General
Full URL
https://www.facebook.com/tr/?id=1548069268553425&ev=PageView&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&rl=&if=false&ts=1723591734550&sw=1600&sh=1200&v=2.9.164&r=stable&ec=0&o=4126&fbp=fb.1.1723591734549.898532747988539422&ler=empty&cdl=API_unavailable&it=1723591732614&coo=false&rqm=GET
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f176:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

x-fb-connection-quality
EXCELLENT; q=0.9, rtt=5, rtx=0, c=10, mss=1328, tbw=2790, tp=-1, tpl=-1, uplat=0, ullat=0
strict-transport-security
max-age=31536000; includeSubDomains
date
Tue, 13 Aug 2024 23:28:54 GMT
server
proxygen-bolt
content-type
text/plain
access-control-allow-origin
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
0
/
www.facebook.com/privacy_sandbox/pixel/register/trigger/
67 B
3 KB
Image
General
Full URL
https://www.facebook.com/privacy_sandbox/pixel/register/trigger/?id=1548069268553425&ev=PageView&dl=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf&rl=&if=false&ts=1723591734550&sw=1600&sh=1200&v=2.9.164&r=stable&ec=0&o=4126&fbp=fb.1.1723591734549.898532747988539422&ler=empty&cdl=API_unavailable&it=1723591732614&coo=false&rqm=FGET
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f176:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
aa7b6c81e85551eeb5c4809f1e683efa0b780c33d12ddfc2067a1b136803e45a
Security Headers
Name Value
Content-Security-Policy default-src data: blob: 'self' https://*.fbsbx.com 'unsafe-inline' *.facebook.com *.fbcdn.net 'unsafe-eval';script-src *.facebook.com *.fbcdn.net 'unsafe-inline' blob: data: 'self' 'unsafe-eval';style-src *.fbcdn.net data: *.facebook.com 'unsafe-inline';connect-src *.facebook.com facebook.com *.fbcdn.net wss://*.facebook.com:* wss://*.fbcdn.net attachment.fbsbx.com blob: *.cdninstagram.com 'self' http://localhost:3103 wss://gateway.facebook.com wss://edge-chat.facebook.com wss://snaptu-d.facebook.com wss://kaios-d.facebook.com/ *.fbsbx.com;font-src data: *.facebook.com *.fbcdn.net *.fbsbx.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net blob: android-webview-video-poster: *.oculuscdn.com;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com data:;frame-src *.facebook.com *.fbsbx.com fbsbx.com data: *.fbcdn.net;worker-src blob: *.facebook.com data:;block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security max-age=15552000; preload
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

Referer
https://www.perlego.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

attribution-reporting-register-trigger
{"event_trigger_data":[{"trigger_data":"0"}],"aggregatable_trigger_data":[{"key_piece":"0xb7ccee4fa718a739","source_keys":["1"]}],"aggregatable_values":{"1":10922},"filters":{"2":["24:7768988826520297","24:2760061530679781","7830:7768988826520297","7830:2760061530679781","10853:7768988826520297","10853:2760061530679781","41:7768988826520297","41:2760061530679781","8046:7768988826520297","8046:2760061530679781"]},"debug_reporting":true,"debug_key":"1"}
content-encoding
zstd
x-content-type-options
nosniff
content-security-policy
default-src data: blob: 'self' https://*.fbsbx.com 'unsafe-inline' *.facebook.com *.fbcdn.net 'unsafe-eval';script-src *.facebook.com *.fbcdn.net 'unsafe-inline' blob: data: 'self' 'unsafe-eval';style-src *.fbcdn.net data: *.facebook.com 'unsafe-inline';connect-src *.facebook.com facebook.com *.fbcdn.net wss://*.facebook.com:* wss://*.fbcdn.net attachment.fbsbx.com blob: *.cdninstagram.com 'self' http://localhost:3103 wss://gateway.facebook.com wss://edge-chat.facebook.com wss://snaptu-d.facebook.com wss://kaios-d.facebook.com/ *.fbsbx.com;font-src data: *.facebook.com *.fbcdn.net *.fbsbx.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net blob: android-webview-video-poster: *.oculuscdn.com;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com data:;frame-src *.facebook.com *.fbsbx.com fbsbx.com data: *.fbcdn.net;worker-src blob: *.facebook.com data:;block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
strict-transport-security
max-age=15552000; preload
document-policy
force-load-at-top
date
Tue, 13 Aug 2024 23:28:54 GMT
x-fb-server-load
26
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
x-xss-protection
0
reporting-endpoints
coop_report="https://www.facebook.com/browser_reporting/coop/?minimize=0", default="https://www.facebook.com/ajax/browser_error_reports/?device_level=unknown&brsid=7402770130326961740", permissions_policy="https://www.facebook.com/ajax/browser_error_reports/"
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=5, rtx=0, c=10, mss=1328, tbw=3107, tp=-1, tpl=-1, uplat=41, ullat=0
pragma
no-cache
x-fb-debug
vySdknYfYL+r2iogHujx0GXoH5QEDYquQGDEf40OR83fO2GKGCaUP5J9py+19gDKmUkzWd+mNC8GqfsvhLp1bg==
cross-origin-opener-policy
same-origin-allow-popups;report-to="coop_report"
vary
Accept-Encoding
report-to
{"max_age":2592000,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":259200,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/?device_level=unknown&brsid=7402770130326961740"}]}, {"max_age":21600,"endpoints":[{"url":"https:\/\/www.facebook.com\/ajax\/browser_error_reports\/"}],"group":"permissions_policy"}
content-type
image/png
x-frame-options
DENY
origin-agent-cluster
?0
cache-control
private, no-store, no-cache, must-revalidate
permissions-policy
accelerometer=(), attribution-reporting=(self), autoplay=(), battery=(self), bluetooth=(), browsing-topics=(self), camera=(self), ch-device-memory=(), ch-downlink=(), ch-dpr=(), ch-ect=(), ch-rtt=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), ch-viewport-height=(), ch-viewport-width=(), ch-width=(), clipboard-read=(self), clipboard-write=(self), compute-pressure=(), display-capture=(self), encrypted-media=(self), fullscreen=(self), gamepad=*, geolocation=(self), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(self), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(self), midi=(), otp-credentials=(), payment=(), picture-in-picture=(self), private-state-token-issuance=(), publickey-credentials-get=(self), screen-wake-lock=(), serial=(), shared-storage=(), shared-storage-select-url=(), private-state-token-redemption=(), usb=(), usb-unrestricted=(), unload=(self), window-management=(), xr-spatial-tracking=(self);report-to="permissions_policy"
expires
Sat, 01 Jan 2000 00:00:00 GMT

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
px.ads.linkedin.com
URL
https://px.ads.linkedin.com/attribution_trigger?pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf
Domain
px.ads.linkedin.com
URL
https://px.ads.linkedin.com/wa/

Verdicts & Comments Add Verdict or Comment

67 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| 0 object| 1 object| 2 object| 3 function| gtag object| dataLayer object| _sentryDebugIds string| _sentryDebugIdIdentifier object| webpackChunk_N_E function| __next_set_public_path__ object| next object| __NEXT_DATA__ function| __SSG_MANIFEST_CB object| __NEXT_P object| _N_E object| SENTRY_RELEASE object| __SENTRY__ function| __NEXT_PRELOADREADY object| __MIDDLEWARE_MATCHERS object| __BUILD_MANIFEST object| __SSG_MANIFEST object| globals object| __cfBeacon object| Trustpilot object| __sentry_instrumentation_handlers__ object| google_tag_manager object| google_tag_data object| optimizely object| cv-pjs function| hj object| _hjSettings string| _linkedin_data_partner_id function| fbq function| _fbq object| LongTaskObserver object| LUX object| LUX_ae object| LUX_al object| hjSiteSettings object| hjLazyModules function| hjBootstrap object| hjBootstrapCalled string| GoogleAnalyticsObject function| ga function| onYouTubeIframeAPIReady object| gaGlobal function| UET function| UET_init function| UET_push function| lintrk boolean| _already_called_lintrk object| ueto_cf68636cd5 object| uetq object| gaplugins object| gaData string| TiktokAnalyticsObject object| ttq object| JSBridge object| Native2JSBridge object| ToutiaoJSBridge function| TiktokJelly object| _jelly_sdks object| ORIBILI object| intercomSettings function| Intercom function| __intercomAssignLocation function| __intercomReloadLocation

21 Cookies

Domain/Path Name / Value
.perlego.com/ Name: i18next
Value: en
.perlego.com/ Name: optimizelyEndUserId
Value: oeu1723591732476r0.22952702816558346
www.perlego.com/ Name: lux_uid
Value: 172359173263883909
.tiktok.com/ Name: _ttp
Value: 2kcnSXEKKRbevVOYJoSzqU5NVlc
.perlego.com/ Name: _hjSessionUser_1034980
Value: eyJpZCI6ImY4NDU5N2RhLTRkNTktNWU1Ny04ZGZmLWRmNmQ3Zjg3OTZjOCIsImNyZWF0ZWQiOjE3MjM1OTE3MzI3ODIsImV4aXN0aW5nIjpmYWxzZX0=
.perlego.com/ Name: _hjSession_1034980
Value: eyJpZCI6IjkyOTJiMmJkLTRiNmUtNDhhNC05NjBlLTQ0YTNkYTljNTBkMyIsImMiOjE3MjM1OTE3MzI3ODQsInMiOjAsInIiOjAsInNiIjowLCJzciI6MCwic2UiOjAsImZzIjoxLCJzcCI6MH0=
.perlego.com/ Name: _ga
Value: GA1.2.1013271391.1723591733
.perlego.com/ Name: _gid
Value: GA1.2.891684958.1723591733
.perlego.com/ Name: _gat_gtag_UA_86257921_1
Value: 1
.region1.google-analytics.com/ Name: ar_debug
Value: 1
.perlego.com/ Name: uniqueId
Value: cf673a0c-2b3f-4c6b-afa6-ba36a7a6b4e7
.perlego.com/ Name: _tt_enable_cookie
Value: 1
.perlego.com/ Name: _ttp
Value: Ov2HQ1SyoT87IsIaw5qnGaRSgP-
.linkedin.com/ Name: bcookie
Value: "v=2&cd018bc6-a6aa-4f7b-8fb7-eea448a65d4a"
.linkedin.com/ Name: li_gc
Value: MTswOzE3MjM1OTE3MzI7MjswMjGveqNwmkHH+K2ORoXKX90Mr0LpaW/21Dw4XtnM2o+FcA==
.linkedin.com/ Name: lidc
Value: "b=OGST08:s=O:r=O:a=O:p=O:g=2956:u=1:x=1:i=1723591732:t=1723678132:v=2:sig=AQFwIlsGTcON9TEEb0IVXB_xek3IHqM1"
.perlego.com/ Name: _ga_0H5HMZK3BP
Value: GS1.1.1723591732.1.0.1723591733.59.0.0
.perlego.com/ Name: intercom-id-dzfy7cc3
Value: 48fe7870-29fe-475e-9218-a461ca80acf5
.perlego.com/ Name: intercom-session-dzfy7cc3
Value:
.perlego.com/ Name: intercom-device-id-dzfy7cc3
Value: d4301171-1dad-483e-8be8-64897ec5e4dc
.perlego.com/ Name: _fbp
Value: fb.1.1723591734549.898532747988539422

3 Console Messages

Source Level URL
Text
security error URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js(Line 19)
Message:
Refused to connect to 'https://px.ads.linkedin.com/attribution_trigger?pid=1353780&time=1723591732738&url=https%3A%2F%2Fwww.perlego.com%2Fbook%2F3156885%2Fenvironmental-science-pdf' because it violates the following Content Security Policy directive: "connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js".
security error URL: https://www.perlego.com/_next/static/chunks/pages/_app-840f5c7a1abb8c59.js(Line 19)
Message:
Refused to connect to 'https://px.ads.linkedin.com/wa/' because it violates the following Content Security Policy directive: "connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js".
security error URL: https://cdn.speedcurve.com/js/lux.js?id=4351554038
Message:
Refused to connect to 'https://beacon.speedcurve.com/store' because it violates the following Content Security Policy directive: "connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js".

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Content-Security-Policy default-src 'self'; script-src 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' https://ajax.cloudflare.com https://analytics.tiktok.com https://bat.bing.com https://js.adsrvr.org https://js.stripe.com/v3/ https://*.ipstatp.com https://sc-static.net https://secure.heat6have.com https://rec.smartlook.com https://fast.appcues.com https://maps.googleapis.com/maps/api/js https://maps.googleapis.com https://widget.trustpilot.com/bootstrap/v5/tp.widget.bootstrap.min.js https://snap.licdn.com/li.lms-analytics/insight.min.js https://snap.licdn.com https://*.ibytedtos.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://cdn.embed.ly/player-0.1.0.min.js nexus.ensighten.com https://*.sentry.io https://*.sentry-cdn.com https://*.cypress.io wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net; script-src-elem 'self' https: 'report-sample' 'unsafe-inline' 'unsafe-eval' wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://www.google.com/recaptcha/ www.google.com/recaptcha/ https://google.com/recaptcha/ google.com/recaptcha/ https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://*.pingdom.net *.pingdom.net https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; style-src 'self' 'unsafe-inline' data: https://fonts.googleapis.com https://maxcdn.bootstrapcdn.com https://fast.appcues.com https://static.intercomassets.com/ https://optimize.google.com translate.googleapis.com; object-src 'none'; connect-src 'self' https://*.perlego.com https://*.sentry.io https://*.cypress.io wss://api.appcues.net https://fonts.googleapis.com https://bat.bing.com https://bat.bing.com/ https://analytics.tiktok.com https://stats.g.doubleclick.net stats.g.doubleclick.net https://login.microsoftonline.com/common/v2.0/.well-known/openid-configuration https://login.microsoftonline.com https://graph.microsoft.com/v1.0/me https://graph.microsoft.com/v1.0/organization https://graph.microsoft.com/v1.0/me/memberOf https://api.trustpilot.com/v1/ https://www.clarity.ms https://e.clarity.ms https://analytics.pangle-ads.com https://td.doubleclick.net https://docs.google.com https://*.pingdom.net *.pingdom.net wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://*.algolia.net https://*.algolianet.com https://*.algolia.io https://www.google-analytics.com https://google-analytics.com www.google-analytics.com google-analytics.com https://www.google-analytics.com/ https://*.google-analytics.com https://*.analytics.google.com https://analytics.google.com https://www.googletagmanager.com https://www.googletagmanager.com/ https://googletagmanager.com www.googletagmanager.com googletagmanager.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://countrycodeworker-dev.perlegoglobal.workers.dev/ https://countrycodeworker-staging.perlegoglobal.workers.dev/ https://countrycodeworker.perlegoglobal.workers.dev/ https://countrycodeworker-dev.perlego.com/ https://countrycodeworker-staging.perlego.com https://countrycodeworker.perlego.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js; font-src 'self' data: https://*.perlego.com https://js.intercomcdn.com https://fonts.gstatic.com https://maxcdn.bootstrapcdn.com static3.avast.com use.typekit.net https://*.cloudflare.com wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com; frame-src 'self' https://d1eoo1tco6rr5e.cloudfront.net https://insight.adsrvr.org https://js.stripe.com https://tr.snapchat.com https://studentkortet.go2cloud.org https://plgpm.co.uk https://my.appcues.com/ https://widget.trustpilot.com/ https://match.adsrvr.org https://match.adsrvr.org/ https://*.cypress.io https://streamable.com/ https://login.microsoftonline.com/ https://*.perlego.com https://www.youtube.com/ wss://*.hotjar.com *.hotjar.com *.hotjar.io https://*.hotjar.io https://*.hotjar.com https://*.intercom.io wss://*.intercom.io *.intercom.io https://*.intercomcdn.com https://intercom-sheets.com https://*.intercom-sheets.com *.intercom-sheets.com https://*.intercomassets.com/ *.intercomassets.com/ https://optimize.google.com/ https://optimize.google.com https://www.optimize.google.com www.optimize.google.com optimize.google.com https://www.facebook.com www.facebook.com https://facebook.com facebook.com https://connect.facebook.net connect.facebook.net https://www.gstatic.com https://gstatic.com www.gstatic.com gstatic.com https://logx.optimizely.com/v1/events https://*.optimizely.com http://cdn3.optimizely.com/js/geo4.js www.google.com; img-src 'self' data: https: http://book-extract-service.s3-website.eu-west-2.amazonaws.com/; manifest-src 'self'; media-src 'self' https://js.intercomcdn.com https://js.intercomcdn.com/ https://d27c6j8064skg9.cloudfront.net/ConversionRateExpert/Perlego/ https://img.perlego.com; worker-src 'none'; frame-ancestors 'self'
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 0

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

a23497771291.cdn.optimizely.com
analytics.tiktok.com
api-iam.intercom.io
api.perlego.com
bat.bing.com
catalogue-new.perlego.com
cdn.optimizely.com
cdn.speedcurve.com
cdn3.optimizely.com
connect.facebook.net
countrycodeworker.perlego.com
img.perlego.com
js.intercomcdn.com
logx.optimizely.com
lux.speedcurve.com
o118024.ingest.sentry.io
px.ads.linkedin.com
px4.ads.linkedin.com
region1.analytics.google.com
region1.google-analytics.com
script.hotjar.com
snap.licdn.com
static.cloudflareinsights.com
static.hotjar.com
stats.g.doubleclick.net
widget.intercom.io
widget.trustpilot.com
www.facebook.com
www.google-analytics.com
www.google.de
www.googletagmanager.com
www.perlego.com
px.ads.linkedin.com
104.18.31.209
13.107.42.14
13.224.189.49
13.32.27.21
151.101.194.217
18.245.46.19
18.66.102.51
2.18.64.21
2001:4860:4802:34::36
2606:4700:3108::ac42:28b0
2606:4700:3108::ac42:2b50
2606:4700::6810:5049
2606:4700::6812:4139
2620:1ec:21::14
2620:1ec:c11::237
2a00:1450:4001:802::200e
2a00:1450:4001:811::2003
2a00:1450:4001:827::2008
2a00:1450:400c:c0c::9c
2a02:26f0:3500:10::210:a99
2a03:2880:f083:100:face:b00c:0:3
2a03:2880:f176:181:face:b00c:0:25de
34.120.195.249
34.206.23.119
34.49.241.189
52.222.236.94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