URL: https://www.britannica.com/science/electromagnetic-spectrum
Submission: On April 14 via api from US — Scanned from DE

Summary

This website contacted 35 IPs in 6 countries across 29 domains to perform 118 HTTP transactions. The main IP is 104.18.4.110, located in and belongs to CLOUDFLARENET, US. The main domain is www.britannica.com. The Cisco Umbrella rank of the primary domain is 17395.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on March 13th 2022. Valid for: a year.
This is the only time www.britannica.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
4 104.18.4.110 13335 (CLOUDFLAR...)
1 2a00:1450:400... 15169 (GOOGLE)
15 143.204.98.62 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
1 2600:9000:225... ()
3 2a00:1450:400... 15169 (GOOGLE)
1 2606:4700:440... ()
5 18.66.2.119 16509 (AMAZON-02)
5 34.96.102.137 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 40.118.73.208 8075 (MICROSOFT...)
2 143.204.98.65 16509 (AMAZON-02)
1 23.20.129.87 14618 (AMAZON-AES)
1 2a00:1450:400... 15169 (GOOGLE)
3 2600:9000:215... ()
8 143.204.95.188 16509 (AMAZON-02)
3 142.250.186.162 15169 (GOOGLE)
1 2606:4700::68... ()
1 199.232.188.157 54113 (FASTLY)
2 2a03:2880:f01... 32934 (FACEBOOK)
17 143.204.98.28 16509 (AMAZON-02)
1 2600:9000:225... ()
2 2600:9000:215... ()
2 3.214.95.187 14618 (AMAZON-AES)
1 104.244.42.195 13414 (TWITTER)
1 104.244.42.5 13414 (TWITTER)
5 2a00:1450:400... 15169 (GOOGLE)
1 2600:9000:215... ()
2 151.101.65.194 54113 (FASTLY)
2 2a03:2880:f12... 32934 (FACEBOOK)
1 46.105.202.126 16276 (OVH)
20 18.66.2.122 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
118 35
Apex Domain
Subdomains
Transfer
36 britannica.com
www.britannica.com — Cisco Umbrella Rank: 17395
cdn.britannica.com — Cisco Umbrella Rank: 11387
bc-script.britannica.com — Cisco Umbrella Rank: 22133
849 KB
25 privacymanager.io
gdpr-wrapper.privacymanager.io — Cisco Umbrella Rank: 14556
gdpr.privacymanager.io — Cisco Umbrella Rank: 16606
cmp-consent-tool.privacymanager.io — Cisco Umbrella Rank: 32018
673 KB
8 amazon-adsystem.com
c.amazon-adsystem.com — Cisco Umbrella Rank: 302
43 KB
5 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 37
21 KB
5 visualwebsiteoptimizer.com
dev.visualwebsiteoptimizer.com — Cisco Umbrella Rank: 4937
66 KB
5 adthrive.com
ads.adthrive.com — Cisco Umbrella Rank: 5304
241 KB
4 doubleclick.net
securepubads.g.doubleclick.net — Cisco Umbrella Rank: 193
stats.g.doubleclick.net — Cisco Umbrella Rank: 95
154 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 71
160 KB
2 facebook.com
www.facebook.com — Cisco Umbrella Rank: 100
315 B
2 fastly.net
confiant-integrations.global.ssl.fastly.net — Cisco Umbrella Rank: 1576
119 KB
2 blueconic.net
encyclopediabritannica.blueconic.net — Cisco Umbrella Rank: 27091
2 KB
2 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 138
114 KB
2 surveymonkey.com
widget.surveymonkey.com — Cisco Umbrella Rank: 19534
18 KB
2 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 46
ajax.googleapis.com — Cisco Umbrella Rank: 282
278 KB
1 google.de
www.google.de — Cisco Umbrella Rank: 5383
501 B
1 google.com
www.google.com — Cisco Umbrella Rank: 4
501 B
1 id5-sync.com
cdn.id5-sync.com — Cisco Umbrella Rank: 1681
11 KB
1 jwplayer.com
cdn.jwplayer.com — Cisco Umbrella Rank: 2361
5 KB
1 t.co
t.co — Cisco Umbrella Rank: 476
336 B
1 twitter.com
analytics.twitter.com — Cisco Umbrella Rank: 524
458 B
1 trackonomics.net
cdn-magiclinks.trackonomics.net — Cisco Umbrella Rank: 6030
20 KB
1 ads-twitter.com
static.ads-twitter.com — Cisco Umbrella Rank: 619
6 KB
1 unpkg.com
unpkg.com — Cisco Umbrella Rank: 897
2 KB
1 eb.com
webstats.eb.com — Cisco Umbrella Rank: 21591
303 B
1 windows.net
insitez.blob.core.windows.net — Cisco Umbrella Rank: 19725
489 B
1 gstatic.com
fonts.gstatic.com
122 KB
1 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1199
5 KB
1 jwplatform.com
content.jwplatform.com — Cisco Umbrella Rank: 3264
43 KB
1 googleoptimize.com
www.googleoptimize.com — Cisco Umbrella Rank: 1430
56 KB
118 29
Domain Requested by
20 cmp-consent-tool.privacymanager.io gdpr.privacymanager.io
cmp-consent-tool.privacymanager.io
17 bc-script.britannica.com www.googletagmanager.com
bc-script.britannica.com
15 cdn.britannica.com www.britannica.com
cdn.britannica.com
8 c.amazon-adsystem.com ads.adthrive.com
c.amazon-adsystem.com
5 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
5 dev.visualwebsiteoptimizer.com www.britannica.com
dev.visualwebsiteoptimizer.com
5 ads.adthrive.com www.britannica.com
ads.adthrive.com
4 www.britannica.com cdn.britannica.com
static.cloudflareinsights.com
3 securepubads.g.doubleclick.net ads.adthrive.com
securepubads.g.doubleclick.net
3 gdpr-wrapper.privacymanager.io ads.adthrive.com
gdpr.privacymanager.io
3 www.googletagmanager.com www.britannica.com
www.googletagmanager.com
2 www.facebook.com www.britannica.com
2 confiant-integrations.global.ssl.fastly.net ads.adthrive.com
confiant-integrations.global.ssl.fastly.net
2 encyclopediabritannica.blueconic.net bc-script.britannica.com
2 gdpr.privacymanager.io gdpr-wrapper.privacymanager.io
cmp-consent-tool.privacymanager.io
2 connect.facebook.net www.britannica.com
connect.facebook.net
2 widget.surveymonkey.com www.britannica.com
widget.surveymonkey.com
1 www.google.de www.britannica.com
1 www.google.com www.britannica.com
1 stats.g.doubleclick.net www.google-analytics.com
1 cdn.id5-sync.com www.britannica.com
1 cdn.jwplayer.com ads.adthrive.com
1 t.co www.britannica.com
1 analytics.twitter.com static.ads-twitter.com
1 cdn-magiclinks.trackonomics.net www.britannica.com
1 static.ads-twitter.com www.britannica.com
1 unpkg.com ads.adthrive.com
1 ajax.googleapis.com widget.surveymonkey.com
1 webstats.eb.com www.britannica.com
1 insitez.blob.core.windows.net www.britannica.com
1 fonts.gstatic.com fonts.googleapis.com
1 static.cloudflareinsights.com www.britannica.com
1 content.jwplatform.com www.britannica.com
1 www.googleoptimize.com www.britannica.com
1 fonts.googleapis.com www.britannica.com
118 35
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2022-03-13 -
2023-03-13
a year crt.sh
upload.video.google.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh
cdn.britannica.com
Amazon
2021-10-13 -
2022-11-10
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh
jwplayer.com
Amazon
2021-12-29 -
2023-01-25
a year crt.sh
*.adthrive.com
Amazon
2021-07-05 -
2022-08-03
a year crt.sh
*.visualwebsiteoptimizer.com
Starfield Secure Certificate Authority - G2
2020-06-19 -
2022-07-06
2 years crt.sh
*.gstatic.com
GTS CA 1C3
2022-03-21 -
2022-06-13
3 months crt.sh
*.blob.core.windows.net
Microsoft RSA TLS CA 02
2022-03-16 -
2023-03-16
a year crt.sh
surveymonkey.com
Amazon
2021-04-22 -
2022-05-21
a year crt.sh
*.eb.com
Amazon
2021-11-09 -
2022-12-07
a year crt.sh
*.privacymanager.io
Amazon
2021-09-25 -
2022-10-24
a year crt.sh
c.amazon-adsystem.com
Amazon
2021-07-06 -
2022-06-27
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2022-03-21 -
2022-06-13
3 months crt.sh
ads-twitter.com
DigiCert TLS RSA SHA256 2020 CA1
2021-07-21 -
2022-07-26
a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2022-01-22 -
2022-04-22
3 months crt.sh
bc-script.britannica.com
Amazon
2021-06-11 -
2022-07-10
a year crt.sh
*.trackonomics.net
Go Daddy Secure Certificate Authority - G2
2021-12-22 -
2023-01-23
a year crt.sh
*.blueconic.net
Amazon
2021-08-07 -
2022-09-05
a year crt.sh
*.twitter.com
DigiCert TLS Hybrid ECC SHA384 2020 CA1
2022-03-07 -
2023-03-06
a year crt.sh
t.co
DigiCert TLS Hybrid ECC SHA384 2020 CA1
2022-03-07 -
2023-03-06
a year crt.sh
*.freetls.fastly.net
GlobalSign Atlas R3 DV TLS CA 2020
2021-04-27 -
2022-05-29
a year crt.sh
cdn.id5-sync.com
R3
2022-04-13 -
2022-07-12
3 months crt.sh
www.google.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh
www.google.de
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh

This page contains 4 frames:

Primary Page: https://www.britannica.com/science/electromagnetic-spectrum
Frame ID: 9DD39FF634C73054906FBB67144557C8
Requests: 93 HTTP requests in this frame

Frame: https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.js
Frame ID: 7DADC90C1F8C8B61DAC035C1966AD08B
Requests: 2 HTTP requests in this frame

Frame: https://cmp-consent-tool.privacymanager.io/latest/index.html
Frame ID: 873837D8B6ADA3AEF7F6276149BAB32D
Requests: 21 HTTP requests in this frame

Frame: https://www.facebook.com/tr/
Frame ID: 76BD6E6FF217D72D1CA2DA61058880DE
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

electromagnetic spectrum | Definition, Diagram, & Uses | Britannica

Detected technologies

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
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Overall confidence: 100%
Detected patterns
  • googleoptimize\.com/optimize\.js

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • dev\.visualwebsiteoptimizer\.com/?([\d.]+)

Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • /([\d.]+)/jquery(?:\.min)?\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

118
Requests

100 %
HTTPS

51 %
IPv6

29
Domains

35
Subdomains

35
IPs

6
Countries

3012 kB
Transfer

9005 kB
Size

28
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

118 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request electromagnetic-spectrum
www.britannica.com/science/
75 KB
21 KB
Document
General
Full URL
https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.4.110 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5720a0f15c6f0be3b0143f6d2dab3617ea9fde3f3e9f652ea89fe07a7de1ead0
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
6fbfaed02d169229-FRA
content-encoding
gzip
content-language
de-DE
content-type
text/html;charset=UTF-8
date
Thu, 14 Apr 2022 21:54:57 GMT
expect-ct
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=NpR3H55gR8ccAJx%2F9PxpjzesjQfTSVZvUonXp3KBHL6ZI5LE%2BXsPGlEdcebd86o0BxQt9Ovfl%2Fpw%2FVXsZrPWu8cnpAeSOGs%2BKkYkUeqe1KswT5uT6hYoAOdfCohn1BCUba6Ljw%3D%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding,User-Agent
x-iset
blue
x-permitted-cross-domain-policies
master-only
x-tserver
ip-10-145-21-117/127.0.1.1
x-wserver
127.0.0.1
x-xss-protection
1; mode=block
icon
fonts.googleapis.com/
569 B
868 B
Stylesheet
General
Full URL
https://fonts.googleapis.com/icon?family=Material+Icons
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
e0c254788ad36f95d44c1786c590263e89ea3976fcbc9ae7c82c52493b254391
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection
0
last-modified
Thu, 14 Apr 2022 21:54:57 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
Thu, 14 Apr 2022 21:54:57 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Thu, 14 Apr 2022 21:54:57 GMT
vendor-bundle.css
cdn.britannica.com/mendel-resources/3-63/dist/
193 KB
20 KB
Stylesheet
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/vendor-bundle.css?v=3.63.1
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
08427f29dcd0f2cfc0aa5f04deeed050f1c8dae45bbaeba3d5a164d556851def

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:00 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:15 GMT
server
AmazonS3
age
24778
etag
W/"4598425fd21bbd698233d271bac39e5e"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
lbFM1Nm2wLsZK7UkLleMo7mCl_1QYHR9gSVstNRBSfNAbGrCxAY1KQ==
mendel-css.css
cdn.britannica.com/mendel-resources/3-63/dist/
108 KB
22 KB
Stylesheet
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/mendel-css.css?v=3.63.1
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
4c2d4ddb62d7af2afafaea3e18c00c487dcaaec068d559ae22338d5b799b87b4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:00 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:14 GMT
server
AmazonS3
age
24778
etag
W/"0ff63376cb5561b285aa0754cc09a163"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
epNJOco9s0Ntw_1m5-chUEUctNMpCmTuDzZwPzkM0pbt5Zz9GdH7GQ==
topic-page.css
cdn.britannica.com/mendel-resources/3-63/dist/
2 KB
1 KB
Stylesheet
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.css?v=3.63.1
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
eecfabefcfd6a61bc60c5b7cc15f8c0055028b5eacfa278b221b748dd0a5917e

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:00 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:15 GMT
server
AmazonS3
age
24778
etag
W/"b34af0c1a0676bb7bdce15214dedec9f"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
FmTEWaBvZtDSOgU0vqVVMLuMNwBDTL5mlzlN_4LGkWCykSHIhvPWTQ==
optimize.js
www.googleoptimize.com/
344 KB
56 KB
Script
General
Full URL
https://www.googleoptimize.com/optimize.js?id=OPT-TD96PKG
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:829::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
afa129030917925acc6826a544c2e0867f12c3e594a325679c70333726694fe0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
br
server
Google Tag Manager
access-control-allow-headers
Cache-Control
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
strict-transport-security
max-age=31536000; includeSubDomains
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
57084
x-xss-protection
0
expires
Thu, 14 Apr 2022 21:54:57 GMT
jquery-3.5.0.min.js
cdn.britannica.com/mendel-resources/3-63/js/libs/
87 KB
30 KB
Script
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/js/libs/jquery-3.5.0.min.js?v=3.63.1
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
c4dccdd9ae25b64078e0c73f273de94f8894d5c99e4741645ece29aeefc9c5a4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:00 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:15 GMT
server
AmazonS3
age
24778
etag
W/"12108007906290015100837a6a61e9f4"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
1vaPxa5UQ8NiENNRLP2Fn7uAmCF6WpPZJaLG-yUdaZHmuXQJRQEKLQ==
UyMCoK2v.js
content.jwplatform.com/libraries/
122 KB
43 KB
Script
General
Full URL
https://content.jwplatform.com/libraries/UyMCoK2v.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:225a:6200:1:a3fa:7cc0:93a1 , United States, ASN (),
Reverse DNS
Software
openresty /
Resource Hash
afe7a355400a0052ba2199b71f61a1650d843dc7db19b87fb47bf3072878d24d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:53:45 GMT
content-encoding
gzip
server
openresty
age
72
x-cache
Hit from cloudfront
content-type
text/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=150, max-stale=180
x-amz-cf-pop
TXL50-P1
content-length
43425
via
1.1 9988a0c1f776ce55f1a4295bda60fdc6.cloudfront.net (CloudFront)
x-amz-cf-id
FefA6uExtu007xKbjjqMv-oRca5vrxk2mUNX1x7FEmBELKFR4V9hEQ==
expires
Thu, 14 Apr 2022 21:54:41 GMT
js
www.googletagmanager.com/gtag/
100 KB
39 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=UA-6636134-11
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82a::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
6f9876d88e630a83969be81150b1c4580d81c1377b27a7cdc66c05118ff4f0d0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
br
server
Google Tag Manager
access-control-allow-headers
Cache-Control
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
strict-transport-security
max-age=31536000; includeSubDomains
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
39632
x-xss-protection
0
expires
Thu, 14 Apr 2022 21:54:57 GMT
v652eace1692a40cfa3763df669d7439c1639079717194
static.cloudflareinsights.com/beacon.min.js/
14 KB
5 KB
Script
General
Full URL
https://static.cloudflareinsights.com/beacon.min.js/v652eace1692a40cfa3763df669d7439c1639079717194
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:440e::6812:2fe6 , United States, ASN (),
Reverse DNS
Software
cloudflare /
Resource Hash
fd0a1ac929c11b08e819fe4b0a18c5574012c44f09de8987c6be99a0f055a505

Request headers

Referer
https://www.britannica.com/
Origin
https://www.britannica.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
last-modified
Thu, 09 Dec 2021 19:55:17 GMT
server
cloudflare
etag
W/2021.12.0
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
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
6fbfaed53fca9bce-FRA
ads.min.js
ads.adthrive.com/sites/61575e5c934c481d714b3ca9/
58 KB
15 KB
Script
General
Full URL
https://ads.adthrive.com/sites/61575e5c934c481d714b3ca9/ads.min.js?referrer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&cb=6
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-119.txl50.r.cloudfront.net
Software
CloudFront /
Resource Hash
afb43a93e8d5cbcbcb27e88a0c996552937d9deb43181a27c268dcfd854b8c37

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

adthrive-bucket
flex-24:con
date
Thu, 14 Apr 2022 17:49:30 GMT
content-encoding
gzip
adthrive-deployment
ad-1322:pr2204:flex-24:c62a57e:con
age
14727
adthrive-commit
30d991b
x-cache
Hit from cloudfront
content-length
14617
access-control-allow-origin
*
server
CloudFront
vary
Accept-Encoding
access-control-allow-methods
GET, HEAD
content-type
application/javascript
via
1.1 56924be70c5c0d77fdcb69cb44958832.cloudfront.net (CloudFront)
cache-control
max-age=3600, s-maxage=86400
x-amz-cf-pop
TXL50-P1
x-amz-cf-id
zEpWddty3cjlf1fip5rsPa4WXnAJ49yXoHAEnxgx-Wn6YM-L1LbYvg==
gtm.js
www.googletagmanager.com/
205 KB
56 KB
Script
General
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-5W6NC8
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82a::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
0aaa328a33757049799f73daa4c17a73a629dadd2dc59a8a4ddcffcf666df539
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
br
vary
Accept-Encoding
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
56905
x-xss-protection
0
last-modified
Thu, 14 Apr 2022 21:00:00 GMT
server
Google Tag Manager
strict-transport-security
max-age=31536000; includeSubDomains
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
Thu, 14 Apr 2022 21:54:57 GMT
j.php
dev.visualwebsiteoptimizer.com/
5 KB
2 KB
Script
General
Full URL
https://dev.visualwebsiteoptimizer.com/j.php?a=331471&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&f=1&r=0.252413095447495
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.96.102.137 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
137.102.96.34.bc.googleusercontent.com
Software
gams1 /
Resource Hash
afd08123268d92e537bf06b4b8f452cad76ccfcb31e9eceb4a5b981be649b826

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

timing-allow-origin
*
date
Thu, 14 Apr 2022 21:54:57 GMT
via
1.1 google
server
gams1
content-encoding
gzip
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-type
application/javascript; charset=UTF-8
flUhRq6tzZclQEJ-Vdg-IuiaDsNc.woff2
fonts.gstatic.com/s/materialicons/v126/
121 KB
122 KB
Font
General
Full URL
https://fonts.gstatic.com/s/materialicons/v126/flUhRq6tzZclQEJ-Vdg-IuiaDsNc.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/icon?family=Material+Icons
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:808::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
964709088e8bcf45e9ff2aebe7f320065836761408638f677d01590478a36551
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.britannica.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Mon, 11 Apr 2022 18:57:23 GMT
x-content-type-options
nosniff
age
269854
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
124372
x-xss-protection
0
last-modified
Wed, 09 Mar 2022 18:26:40 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Tue, 11 Apr 2023 18:57:23 GMT
b-50-pb5.png
cdn.britannica.com/mendel/eb-logo/
3 KB
3 KB
Image
General
Full URL
https://cdn.britannica.com/mendel/eb-logo/b-50-pb5.png
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
/
Resource Hash
945c2f8348de59a78a9e544218b9db207240eadff8ba2b93b0452a6e8318277f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Fri, 10 Dec 2021 00:03:16 GMT
content-encoding
gzip
age
10878701
x-amzn-requestid
9b558b8e-1503-447a-a0ff-948392a12e6b
x-cache
Hit from cloudfront
content-type
image/png
via
1.1 bc0a0f9f99d36a68240a31a25e39addc.cloudfront.net (CloudFront), 1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
cache-control
public, max-age=31536000
x-amzn-trace-id
Root=1-61b29944-70e3408a2ad138874e795e4c;Sampled=0
x-amz-cf-pop
FRA60-P1, FRA50-C1
x-amz-apigw-id
KGziqEMxoAMF1yA=
content-length
2619
x-amz-cf-id
EU9P90k3W7uzosZLgbUJiqdDMbwMBRWqMsx7bU9Nz5bg3sPEINzZgQ==
f780f33e-a610-4ac2-af81-3eb184037547.js
insitez.blob.core.windows.net/site/
0
489 B
Script
General
Full URL
https://insitez.blob.core.windows.net/site/f780f33e-a610-4ac2-af81-3eb184037547.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
40.118.73.208 Amsterdam, Netherlands, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-ms-lease-status
unlocked
x-ms-blob-type
BlockBlob
Date
Thu, 14 Apr 2022 21:54:57 GMT
Content-Encoding
gzip
Last-Modified
Tue, 08 Mar 2022 18:35:36 GMT
Server
Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
Content-MD5
1B2M2Y8AsgTpgAmY7PhCfg==
ETag
0x8DA01326FC50630
Content-Type
application/javascript; charset=utf-8
x-ms-request-id
95df4fee-901e-00dc-454a-509cbd000000
Cache-Control
public, max-age=300
x-ms-version
2009-09-19
Content-Length
0
tRaiETqnLgj758hTBazgd_2B20fAt7e1CseHtmvkltP52VtyP7Vzh6_2BnGUtiL2KPWX.js
widget.surveymonkey.com/collect/website/js/
59 KB
18 KB
Script
General
Full URL
https://widget.surveymonkey.com/collect/website/js/tRaiETqnLgj758hTBazgd_2B20fAt7e1CseHtmvkltP52VtyP7Vzh6_2BnGUtiL2KPWX.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.65 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-65.fra50.r.cloudfront.net
Software
nginx /
Resource Hash
3b4be609df3f7316e2257c6980fe862c5f1b490c06a5fefd417649b73534cf83
Security Headers
Name Value
Content-Security-Policy default-src https: data: blob: 'unsafe-eval' 'unsafe-inline' https://www.google.com https://www.gstatic.com https://www.recaptcha.net https://api.amplitude.com wss://*.hotjar.com wss://*.qualified.com 'self'; img-src https: http: data: blob: 'self'; script-src https: 'unsafe-eval' 'unsafe-inline' http://www.google-analytics.com http://ajax.googleapis.com http://bat.bing.com http://static.hotjar.com http://www.googleadservices.com 'self'; style-src https: 'unsafe-inline' http://secure.surveymonkey.com 'self';report-uri https://csp.surveymonkey.com/report?e=true&c=prod&ar=true&a=responseweb
X-Content-Type-Options nosniff
X-Xss-Protection 1;mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:10:21 GMT
content-encoding
br
x-content-type-options
nosniff
age
24276
x-cache
Hit from cloudfront
p3p
CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"
sm-request-id
0d26bc49-5fca-4def-99a6-9f8c7625388d
x-xss-protection
1;mode=block
server
nginx
vary
Accept-Encoding,Accept-Encoding
content-type
application/javascript
via
1.1 6ea9fcffa719a56ee2be748a73d37974.cloudfront.net (CloudFront)
content-security-policy
default-src https: data: blob: 'unsafe-eval' 'unsafe-inline' https://www.google.com https://www.gstatic.com https://www.recaptcha.net https://api.amplitude.com wss://*.hotjar.com wss://*.qualified.com 'self'; img-src https: http: data: blob: 'self'; script-src https: 'unsafe-eval' 'unsafe-inline' http://www.google-analytics.com http://ajax.googleapis.com http://bat.bing.com http://static.hotjar.com http://www.googleadservices.com 'self'; style-src https: 'unsafe-inline' http://secure.surveymonkey.com 'self';report-uri https://csp.surveymonkey.com/report?e=true&c=prod&ar=true&a=responseweb
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
X5LQvlSKOLj-xLklnqwXFXLiYx1XTCVjAXUzOYUOR7msPKBko4mXeQ==
expires
Thu, 31 Dec 2037 23:55:55 GMT
topic-page.js
cdn.britannica.com/mendel-resources/3-63/dist/
575 KB
159 KB
Script
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/js/libs/jquery-3.5.0.min.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
98334aa4a2cce38831cf6d524793ffc63e2ae56268b642b0545f59478073cbd1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:01 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:15 GMT
server
AmazonS3
age
24777
etag
W/"e05d32e553b57ca64be0d882da7697c4"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
R7dW09dq97h9qmx3M6WqJ4fQ8ykkRZSlEzhYVx_lCH5I_dZYU2TQbw==
mendelstats.js
www.britannica.com/webstats/
3 KB
2 KB
XHR
General
Full URL
https://www.britannica.com/webstats/mendelstats.js?v=1
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/js/libs/jquery-3.5.0.min.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.4.110 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d99e653108408e7ef481aac8c8b5b79e522f98aabc52916fc8cb04d7d59165c1
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

Accept
text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
Referer
https://www.britannica.com/science/electromagnetic-spectrum
X-Requested-With
XMLHttpRequest
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
x-permitted-cross-domain-policies
master-only
age
2758
x-iset
blue
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
1419
x-xss-protection
1; mode=block
x-wserver
127.0.0.1
last-modified
Wed, 18 Dec 2019 19:32:24 GMT
server
cloudflare
etag
"cb5-599ff81074200-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=uK1GFycq0guasnEPXQD%2ByAZkYPHTU5%2BTmKoBokYUDmBgZScW7Lcqydlo5WNwoTcL3ozWTRBfo3tW1f00r5N5F5W9jybg8STFVrsMOMKTvXIDxi8BwjI1QLBdvV9kqFftQsPiQA%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
public, max-age=14400
accept-ranges
bytes
cf-ray
6fbfaed5bc679229-FRA
expires
Fri, 15 Apr 2022 01:54:57 GMT
position-light-electromagnetic-spectrum-range-right.jpg
cdn.britannica.com/76/276-050-7BFF196F/
11 KB
11 KB
Image
General
Full URL
https://cdn.britannica.com/76/276-050-7BFF196F/position-light-electromagnetic-spectrum-range-right.jpg?w=400&h=300&c=crop
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
/
Resource Hash
ce35bb41725928963ee4ad2ce93552bcddb588faccffffd2a9494ead15f4f39a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Fri, 04 Feb 2022 15:00:54 GMT
content-encoding
gzip
age
5986443
x-amzn-requestid
25f1626d-bc14-427c-b4dc-a2e770f23b60
x-cache
Hit from cloudfront
content-type
image/webp
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront), 1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
cache-control
public, max-age=31536000
x-amzn-trace-id
Root=1-61fd3fa6-4b330c1f0dc75a14789a4228;Sampled=0
x-amz-cf-pop
FRA60-P1, FRA50-C1
x-amz-apigw-id
NBbh-H2nIAMF-hA=
content-length
11181
x-amz-cf-id
UyDxBngfqgF1sPpmJoyTPQ1mVasSE_7NKt_7q8dcP6ciMiJcZbAY9Q==
Radio-waves-rays-light-gamma-ultraviolet-electromagnetic.jpg
cdn.britannica.com/75/95275-050-5FC96002/
41 KB
42 KB
Image
General
Full URL
https://cdn.britannica.com/75/95275-050-5FC96002/Radio-waves-rays-light-gamma-ultraviolet-electromagnetic.jpg?w=690&h=388&c=crop
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
/
Resource Hash
a1580c7a1f65ec98f59f9c43d3791fe27d535f5b08583a3189a07ce9b353d410

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Tue, 08 Feb 2022 09:57:51 GMT
content-encoding
gzip
age
5659026
x-amzn-requestid
b6b8b056-e68f-4094-89ca-b725b459dc36
x-cache
Hit from cloudfront
content-type
image/webp
via
1.1 5743d3ff81b625f69ad8b8e32fc9c412.cloudfront.net (CloudFront), 1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
cache-control
public, max-age=31536000
x-amzn-trace-id
Root=1-62023e9e-4d20ee3345652cae419a7978;Sampled=0
x-amz-cf-pop
FRA60-P1, FRA50-C1
x-amz-apigw-id
NN643GAYoAMF5lQ=
content-length
42511
x-amz-cf-id
bGKokn8PISMgY_UF_UNKnIiI8LaShWihEOsklIIs2wIr1ND-8hpwvw==
trees-plants-carbon-dioxide-sunlight-sugars-water.jpg
cdn.britannica.com/22/94122-050-93F6BAE0/
10 KB
11 KB
Image
General
Full URL
https://cdn.britannica.com/22/94122-050-93F6BAE0/trees-plants-carbon-dioxide-sunlight-sugars-water.jpg?w=225&h=225
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
/
Resource Hash
f1a175c3b48e56c1ce81909cde3ad8c07f2e9946a3c232b0424e2ebcd60ef9fb

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Fri, 04 Feb 2022 00:58:44 GMT
content-encoding
gzip
age
6036973
x-amzn-requestid
3f54a5d8-092b-4c31-a2c0-9700632444f1
x-cache
Hit from cloudfront
content-type
image/webp
via
1.1 6fd3ab2be93b19c970fb371964d46d94.cloudfront.net (CloudFront), 1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
cache-control
public, max-age=31536000
x-amzn-trace-id
Root=1-61fc7a44-669f5c1e154e5db03bd15934;Sampled=0
x-amz-cf-pop
FRA60-P1, FRA50-C1
x-amz-apigw-id
M_gKtFJNoAMF6IA=
content-length
10553
x-amz-cf-id
_q0kwsBz9NTElqRQ_fe67aIa4etrTDj6_7yVTV6jwRMHIZ7G_pCmDw==
va-3a8c03cc83fd9c554b5af6e1cc1ffa80.js
dev.visualwebsiteoptimizer.com/7.0/
221 KB
63 KB
Script
General
Full URL
https://dev.visualwebsiteoptimizer.com/7.0/va-3a8c03cc83fd9c554b5af6e1cc1ffa80.js
Requested by
Host: dev.visualwebsiteoptimizer.com
URL: https://dev.visualwebsiteoptimizer.com/j.php?a=331471&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&f=1&r=0.252413095447495
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
34.96.102.137 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
137.102.96.34.bc.googleusercontent.com
Software
gams1 /
Resource Hash
4a275a199897e3dac4160f53ab3a209bb3041751e1de470f369e0312f89041ec

Request headers

Referer
https://www.britannica.com/
Origin
https://www.britannica.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
br
last-modified
Thu, 14 Apr 2022 09:12:50 GMT
server
gams1
etag
"6257e592-fad6"
vary
Accept-Encoding, User-Agent
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=604800
accept-ranges
bytes
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
64214
via
1.1 google
v.gif
dev.visualwebsiteoptimizer.com/
35 B
214 B
Image
General
Full URL
https://dev.visualwebsiteoptimizer.com/v.gif?cd=0&a=331471&d=britannica.com&u=D140390D59B450BF573B7A69EC46FD453&h=b7017423fbd782de697ac86c07e27898&t=false&r=0.3660976788983472
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.96.102.137 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
137.102.96.34.bc.googleusercontent.com
Software
gnv1c /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:57 GMT
via
1.1 google
x-content-type-options
nosniff
server
gnv1c
content-type
image/gif
cache-control
private, no-cache, no-cache=Set-Cookie, proxy-revalidate
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
35
expires
Mon, 10 Jan 2005 00:00:01 GMT
marmalade
ads.adthrive.com/api/v1/
7 KB
2 KB
Fetch
General
Full URL
https://ads.adthrive.com/api/v1/marmalade?siteid=61575e5c934c481d714b3ca9&url=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/sites/61575e5c934c481d714b3ca9/ads.min.js?referrer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&cb=6
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-119.txl50.r.cloudfront.net
Software
/
Resource Hash
cca4ee5dfcb6447e15a2499377d72b01da4bd4f9f027c93f6a9c2e7706f3ad74

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 19:30:21 GMT
content-encoding
br
age
8676
x-amzn-requestid
d637e604-d0cb-4cca-af62-e010b6bb8c08
x-cache
Hit from cloudfront
x-amz-apigw-id
QldsHGACoAMFpPA=
adthrive-is-chrome
0
access-control-allow-origin
*
adthrive-is-ios
1
x-amzn-trace-id
Root=1-6258764d-0c3c81ac77a208670e51d8c4;Sampled=0
vary
Accept-Encoding
access-control-allow-methods
GET
content-type
application/json
via
1.1 96d2df8d2655bf1d48c2f4e4db090ae6.cloudfront.net (CloudFront)
x-amz-cf-pop
TXL50-P1
x-amz-cf-id
WtnNeAIUci-OO1LHxk6cuyepeQEdElJBnYGefOkUeox_NPMja-1erQ==
adthrive.min.js
ads.adthrive.com/builds/core/30d991b/es2018/js/
387 KB
94 KB
Script
General
Full URL
https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/sites/61575e5c934c481d714b3ca9/ads.min.js?referrer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&cb=6
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-119.txl50.r.cloudfront.net
Software
CloudFront /
Resource Hash
b16a5422926a2266caaf2ea5ab148c97cc00369e5bda9b6970d4ffa5c833125b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 17:31:51 GMT
content-encoding
gzip
server
CloudFront
age
15786
etag
"0f01b27e13d0f4ab7a472e4d21a636c8"
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 56924be70c5c0d77fdcb69cb44958832.cloudfront.net (CloudFront)
cache-control
max-age=3600, s-maxage=86400
x-amz-cf-pop
TXL50-P1
content-length
96221
x-amz-cf-id
bMV-PRb9k37M5dzhTBBrT-0iltDuGBOg69y7Wr2scAimybF0iAXppQ==
stats.gif
webstats.eb.com/webstats/
35 B
303 B
Image
General
Full URL
https://webstats.eb.com/webstats/stats.gif?a=-1&ac=%20&d=www.britannica.com&od=www.britannica.com&h=43&rf=&rq=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&s=8F40C93E-0D55-4ADC-82C2-C016FFCB495F&json=%20
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
23.20.129.87 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-23-20-129-87.compute-1.amazonaws.com
Software
Apache/2.4.38 (Unix) mod_jk/1.2.46 OpenSSL/1.1.0l /
Resource Hash
3992b901546ef4e2685680badcd372d0834724caf9b1c95ea0f1e7c4ce6e5bc8

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:57 GMT
last-modified
Wed, 29 Jan 2020 16:26:58 GMT
server
Apache/2.4.38 (Unix) mod_jk/1.2.46 OpenSSL/1.1.0l
content-type
image/gif
cache-control
max-age=0, no-cache, no-store, must-revalidate
accept-ranges
bytes
content-length
35
x-wserver
127.0.0.1
expires
Wed, 11 Jan 1984 05:00:00 GMT
9053.03f8bcb6.css
cdn.britannica.com/mendel-resources/3-63/dist/
1 KB
610 B
Stylesheet
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/9053.03f8bcb6.css
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
a514715256484ef92ed8701fb83b9b696528987c77e7fadfc4d2bfdf8a36559a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:02 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:14 GMT
server
AmazonS3
age
24776
etag
W/"8b8bfc0c2250408db0791f7e5c72f17c"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
KgZbDtK0EdLou57ZMG0t6ni2kCeGIpi7UhqNWMnvSuuHxvSypmCESw==
9053.1cc98151.js
cdn.britannica.com/mendel-resources/3-63/dist/
11 KB
3 KB
Script
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/9053.1cc98151.js
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
ef379dd536225be873df58a27f390dc03ce520894d041ccc4792b293c7c4682e

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:02 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:14 GMT
server
AmazonS3
age
24776
etag
W/"d0e1e92319402b2508b29e00d73c4155"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
HCgb_N2t-1fkMouJtQ6AcgS_nMIo2acQg4vwjQvpmOWNw-XcvG1S9A==
2202.61674006.js
cdn.britannica.com/mendel-resources/3-63/dist/
10 KB
4 KB
Script
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/2202.61674006.js
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
c3aff834a14927ed7e072a221c06130f1c73fe7ef8b52dc681ce79e2e16005b3

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:02 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:12 GMT
server
AmazonS3
age
24776
etag
W/"720f430edde07102f30db410dba2fbb8"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
BRmfK3ftRZFmhak2wsJWcV09aNJckuffhS7URlGvDAy_SoyljEtXUw==
2295.47840fd8.css
cdn.britannica.com/mendel-resources/3-63/dist/
1 KB
676 B
Stylesheet
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/2295.47840fd8.css
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
8ac52770e94c50e7c712acdc19be14d63358a9db2a19f06d8402e82a67cb2100

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:02 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:12 GMT
server
AmazonS3
age
24776
etag
W/"2c271660d7f9006e1ebdeba3cfa16deb"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
f3oLSd2P_GKRD187cdrnelMkV1zGB0TjJ6kUOjD62uUtcoD5W7IQ6w==
2295.dc7b1074.js
cdn.britannica.com/mendel-resources/3-63/dist/
4 KB
2 KB
Script
General
Full URL
https://cdn.britannica.com/mendel-resources/3-63/dist/2295.dc7b1074.js
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6d3e363e69dbe14c5a208ca4150bee977f5951f58c0e8af98a51876f19ec2545

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 15:02:02 GMT
content-encoding
br
last-modified
Wed, 13 Apr 2022 19:16:12 GMT
server
AmazonS3
age
24776
etag
W/"fe3efbb76db7b5ebbadec419c7663477"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
m7N59dpfLiSb_aG19HYQAlm13vorzKL93laRVFq_gcXNMRLQQjPu4w==
558960
www.britannica.com/topic-content/topic/
34 KB
7 KB
Fetch
General
Full URL
https://www.britannica.com/topic-content/topic/558960?t=10&index=2
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.18.4.110 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
68bb2ae4862ef82e81e4169d3c47ebcd1c25f0b2daff6326e1ffa3de62de2131
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/science/electromagnetic-spectrum
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
x-permitted-cross-domain-policies
master-only
x-iset
blue
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-xss-protection
1; mode=block
x-wserver
127.0.0.1
server
cloudflare
content-language
de-DE
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=95rbQNPLzj0DyyQwfR12ccv25FNkMGA%2BH8%2FYv3dTAVr5f3PD0Rs5yb30bUsq98QM%2B%2Fo0Fdie0SIr6y2j5sLuHM8gXLVqL1kQiuQT35GK9Cb2KY9fNJPFCQha2qjY1YMfKyJGzQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/html;charset=UTF-8
cf-ray
6fbfaed6ab1d92a8-FRA
x-tserver
ip-10-145-22-173/127.0.1.1
js
www.googletagmanager.com/gtag/
178 KB
66 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-TE6YF92Y0D&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-6636134-11
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:82a::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
fc640612b40da2fbc4f3321151152acb1d8d1f3b8edfcd191c42575c647cbcff
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
br
server
Google Tag Manager
access-control-allow-headers
Cache-Control
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
strict-transport-security
max-age=31536000; includeSubDomains
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
67072
x-xss-protection
0
expires
Thu, 14 Apr 2022 21:54:57 GMT
jquery.js
ajax.googleapis.com/ajax/libs/jquery/1.11.1/ Frame 7DAD
276 KB
277 KB
Script
General
Full URL
https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.js
Requested by
Host: widget.surveymonkey.com
URL: https://widget.surveymonkey.com/collect/website/js/tRaiETqnLgj758hTBazgd_2B20fAt7e1CseHtmvkltP52VtyP7Vzh6_2BnGUtiL2KPWX.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:808::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
3029834a820c79c154c377f52e2719fc3ff2a27600a07ae089ea7fde9087f6bc
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Mon, 11 Apr 2022 02:30:14 GMT
x-content-type-options
nosniff
age
329083
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/hosted-libraries-pushers
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
282766
x-xss-protection
0
last-modified
Tue, 03 Mar 2020 19:15:00 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="hosted-libraries-pushers"
vary
Accept-Encoding
report-to
{"group":"hosted-libraries-pushers","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/hosted-libraries-pushers"}]}
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges
bytes
timing-allow-origin
*
expires
Tue, 11 Apr 2023 02:30:14 GMT
cookie.js
widget.surveymonkey.com/collect/website/js/ Frame 7DAD
23 B
881 B
Script
General
Full URL
https://widget.surveymonkey.com/collect/website/js/cookie.js?_=1649973297742
Requested by
Host: widget.surveymonkey.com
URL: https://widget.surveymonkey.com/collect/website/js/tRaiETqnLgj758hTBazgd_2B20fAt7e1CseHtmvkltP52VtyP7Vzh6_2BnGUtiL2KPWX.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.65 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-65.fra50.r.cloudfront.net
Software
nginx /
Resource Hash
69f31566d58ee19706a2f8e1ba4f1df5152d2112b2e3da32bea647b846d4409d
Security Headers
Name Value
Content-Security-Policy default-src https: data: blob: 'unsafe-eval' 'unsafe-inline' https://www.google.com https://www.gstatic.com https://www.recaptcha.net https://api.amplitude.com wss://*.hotjar.com wss://*.qualified.com 'self'; img-src https: http: data: blob: 'self'; script-src https: 'unsafe-eval' 'unsafe-inline' http://www.google-analytics.com http://ajax.googleapis.com http://bat.bing.com http://static.hotjar.com http://www.googleadservices.com 'self'; style-src https: 'unsafe-inline' http://secure.surveymonkey.com 'self';report-uri https://csp.surveymonkey.com/report?e=true&c=prod&ar=true&a=responseweb
X-Content-Type-Options nosniff
X-Xss-Protection 1;mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

content-security-policy
default-src https: data: blob: 'unsafe-eval' 'unsafe-inline' https://www.google.com https://www.gstatic.com https://www.recaptcha.net https://api.amplitude.com wss://*.hotjar.com wss://*.qualified.com 'self'; img-src https: http: data: blob: 'self'; script-src https: 'unsafe-eval' 'unsafe-inline' http://www.google-analytics.com http://ajax.googleapis.com http://bat.bing.com http://static.hotjar.com http://www.googleadservices.com 'self'; style-src https: 'unsafe-inline' http://secure.surveymonkey.com 'self';report-uri https://csp.surveymonkey.com/report?e=true&c=prod&ar=true&a=responseweb
via
1.1 6ea9fcffa719a56ee2be748a73d37974.cloudfront.net (CloudFront)
x-content-type-options
nosniff
server
nginx
age
597149
date
Fri, 08 Apr 2022 00:02:28 GMT
vary
Accept-Encoding,Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
sm-request-id
6c6d2536-47c0-4386-b072-0af28594a3a0
x-amz-cf-pop
FRA50-C1
content-length
23
x-xss-protection
1;mode=block
x-amz-cf-id
7zLT08T0dF81yKsGT3aDwsIE2eU08DvKh4pBO5XmvABD18u5VxtHAw==
expires
Thu, 31 Dec 2037 23:55:55 GMT
gdpr-liveramp.js
gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/
447 KB
119 KB
Script
General
Full URL
https://gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/gdpr-liveramp.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:9e00:11:2a6a:9480:93a1 , United States, ASN (),
Reverse DNS
Software
AmazonS3 /
Resource Hash
f373702102ace509e79cf812c0a6563746d392493497ed59cd3120c6274c5aba

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 17:14:02 GMT
content-encoding
gzip
age
16856
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
x-amz-replication-status
COMPLETED
content-disposition
attachment; filename="gdpr-liveramp.js"
last-modified
Mon, 31 Jan 2022 22:42:46 GMT
server
AmazonS3
etag
W/"48cdf2fd9379d6c7a7727f6e3fbeec19"
vary
Accept-Encoding
x-amz-version-id
KtYQI6t2MMrBmnDJ05ytEAJTx_6fd7IT
via
1.1 e64eb476d8f76c461d21278e018e194e.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA50-C1
content-type
text/javascript
x-amz-cf-id
6EmKToADGg3ufQlpG_rL9KfRDaQC2f5CQegEZKsKQ7WgGsnOc11gKg==
apstag.js
c.amazon-adsystem.com/aax2/
135 KB
37 KB
Script
General
Full URL
https://c.amazon-adsystem.com/aax2/apstag.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
1909b2a83fd41494d94862c4323944d9d0aa1f1e653f252ea5a73fc5944308b0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:52:10 GMT
content-encoding
gzip
age
166
x-cache
Hit from cloudfront
timing-allow-origin
*
server
Server
x-amz-rid
1CJWD0DZ1KMJGD0ESJZ8
etag
4abd427e43cd6822329a2c05539e321f
vary
Accept-Encoding
x-amz-version-id
STlSjRvyyTgJyl_raxUeHIFBn6F5DqB3
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
cache-control
public, max-age=900
x-amz-cf-pop
FRA50-C1
accept-ranges
bytes
content-type
application/javascript
x-amz-cf-id
EKWKGjhwDx_2vRCeChX6lfQRogT0tXmevAHp-aqMxqGlilap_9qYpg==
gpt.js
securepubads.g.doubleclick.net/tag/js/
83 KB
28 KB
Script
General
Full URL
https://securepubads.g.doubleclick.net/tag/js/gpt.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.162 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s08-in-f2.1e100.net
Software
sffe /
Resource Hash
d0adcd30589b31a6fbb3fc63e50e1e2d67fbb24acf696445f1462ebdfb724549
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
28353
x-xss-protection
0
server
sffe
etag
"1187 / 140 of 1000 / last-modified: 1649959377"
vary
Accept-Encoding
report-to
{"group":"ads-gpt-scs","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-gpt-scs"}]}
content-type
text/javascript
cache-control
private, max-age=900, stale-while-revalidate=3600
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="ads-gpt-scs"
expires
Thu, 14 Apr 2022 21:54:57 GMT
prebid.min.js
ads.adthrive.com/builds/core/30d991b/gdpr/vendor/prebid/
491 KB
130 KB
Script
General
Full URL
https://ads.adthrive.com/builds/core/30d991b/gdpr/vendor/prebid/prebid.min.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-119.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
352833908a691542f43305d64b0d0d464c6880e57d757c3dc6ee5e764f2e8ae8

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
tol6m1kqLc7JFJEiPRCz14rLV26bx.Fv
content-encoding
br
last-modified
Mon, 04 Apr 2022 16:39:49 GMT
server
AmazonS3
age
1386
etag
W/"8a7434a9abb0d872f5b94268f715032b"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 56924be70c5c0d77fdcb69cb44958832.cloudfront.net (CloudFront)
cache-control
max-age=86400
date
Thu, 14 Apr 2022 21:32:08 GMT
x-amz-cf-pop
TXL50-P1
x-amz-cf-id
H4hCBCyinCx6XwjPdRXaIPzElhGMS80vI5EU1dULK91Ie1bNyWuYkg==
web-vitals.umd.js
unpkg.com/web-vitals@2.0.1/dist/
5 KB
2 KB
Script
General
Full URL
https://unpkg.com/web-vitals@2.0.1/dist/web-vitals.umd.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:7baf , United States, ASN (),
Reverse DNS
Software
cloudflare /
Resource Hash
cd32ac808b323ce6c8560cba52ebba764864c69205de549821a41e1c21cbe51d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
via
1.1 fly.io
x-content-type-options
nosniff
cf-cache-status
HIT
age
18473531
fly-request-id
01FFEFDJ0DWCSRVBV24Q3QFHWG
content-encoding
br
vary
Accept-Encoding
last-modified
Sat, 26 Oct 1985 08:15:00 GMT
server
cloudflare
etag
W/"1220-Y/lmqcg3C3bYppxzEKe5wnkwNMc"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=31536000; includeSubDomains; preload
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=31536000
cf-ray
6fbfaed75c9b5b44-FRA
settings.js
dev.visualwebsiteoptimizer.com/
344 B
269 B
Script
General
Full URL
https://dev.visualwebsiteoptimizer.com/settings.js?a=331471&settings_type=1&vn=7.0&r=0.33931175373326905
Requested by
Host: dev.visualwebsiteoptimizer.com
URL: https://dev.visualwebsiteoptimizer.com/7.0/va-3a8c03cc83fd9c554b5af6e1cc1ffa80.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
34.96.102.137 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
137.102.96.34.bc.googleusercontent.com
Software
gams1 /
Resource Hash
b7c71ed16316464e137286c7c3cc44497100c0515bebb852e1ec28d628a1ef64

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
via
1.1 google
server
gams1
content-encoding
gzip
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-type
application/javascript; charset=UTF-8
uwt.js
static.ads-twitter.com/
14 KB
6 KB
Script
General
Full URL
https://static.ads-twitter.com/uwt.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
199.232.188.157 Munich, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
4da3e3aa30b5b06390d7e7e3fcfb16d648909eb429d161c2748bd6d79a7ec5fb

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
last-modified
Tue, 29 Mar 2022 00:09:12 GMT
etag
"8dc11b7ca1d5ed9ec3b1ab1beb621c75+gzip+gzip"
vary
Accept-Encoding,Host
x-tw-cdn
FT
p3p
CP="CAO DSP LAW CURa ADMa DEVa TAIa PSAa PSDa IVAa IVDa OUR BUS IND UNI COM NAV INT"
cache-control
no-cache
x-cache
HIT, HIT
accept-ranges
bytes
content-type
application/javascript; charset=utf-8
content-length
5410
x-served-by
cache-iad-kcgs7200076-IAD, cache-muc13936-MUC
fbevents.js
connect.facebook.net/en_US/
99 KB
27 KB
Script
General
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f01c:216:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
086f1c868f8f769ef0039b238b415fc3c46d97e342309dc8c61cefb40868212e
Security Headers
Name Value
Content-Security-Policy default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' 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';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

content-security-policy
default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' 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';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding
gzip
x-content-type-options
nosniff
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length
26311
x-xss-protection
0
pragma
public
x-fb-debug
JU/svZyAfvuku9vSLBE9PN/iskusPRy1RYSXbfTQLMLgwHnDpifSNLryU3nRIIxRkZmZco8ubLFayaTpKqqzFw==
x-fb-trip-id
686109401
x-frame-options
DENY
date
Thu, 14 Apr 2022 21:54:57 GMT
strict-transport-security
max-age=31536000; preload; includeSubDomains
content-type
application/x-javascript; charset=utf-8
vary
Accept-Encoding
cache-control
public, max-age=1200
x-fb-rlafr
0
expires
Sat, 01 Jan 2000 00:00:00 GMT
script.js
bc-script.britannica.com/
134 KB
41 KB
Script
General
Full URL
https://bc-script.britannica.com/script.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-5W6NC8
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
df26a384824e229f73fcdca61d345242411a280965f41acb7e21f42ea9bc62ec
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
age
68
x-cache
Hit from cloudfront
p3p
policyref="", CP="DSP"
content-length
41026
x-xss-protection
1; mode=block
last-modified
Wed, 13 Apr 2022 02:00:19 GMT
server
-
etag
e06c1f8207accb7b66a3604562227d6d
content-type
text/javascript; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
public, no-cache="Set-Cookie", max-age=600
x-amz-cf-pop
FRA50-C1
x-robots-tag
noindex, nofollow
x-amz-cf-id
nu8ocbJ2h3WFhN_UeSLwky3niNNQ9fqvZhfLR_pYWC1h85OA75q2DQ==
expires
Thu, 14 Apr 2022 22:03:49 GMT
merriamwebster_6e5b0_encyclopediabritannica.js
cdn-magiclinks.trackonomics.net/client/static/v2/
68 KB
20 KB
Script
General
Full URL
https://cdn-magiclinks.trackonomics.net/client/static/v2/merriamwebster_6e5b0_encyclopediabritannica.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:225a:ea00:1d:8c8c:47c0:93a1 , United States, ASN (),
Reverse DNS
Software
Apache/2.4.34 (Amazon) OpenSSL/1.0.2k-fips PHP/7.2.8 /
Resource Hash
f3b7c1db62b27981da0e0ef7ffef5b78ced171e911bf6f9cecaf6bb047ec1590

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 20:22:38 GMT
content-encoding
gzip
last-modified
Mon, 17 Jan 2022 09:20:14 GMT
server
Apache/2.4.34 (Amazon) OpenSSL/1.0.2k-fips PHP/7.2.8
age
5540
etag
W/"11160-5d5c3a9088e57"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/javascript
access-control-allow-origin
*
x-amz-cf-pop
TXL50-P1
x-amz-cf-id
I-kORt0vXRs7V4lzMDeJHGcLTs34oQ_0uRXm68Z3XFyzyl9e66L5bA==
via
1.1 a2255db944717fedb0da0026622f7e7a.cloudfront.net (CloudFront)
aps_csm.js
c.amazon-adsystem.com/bao-csm/aps-comm/
6 KB
3 KB
XHR
General
Full URL
https://c.amazon-adsystem.com/bao-csm/aps-comm/aps_csm.js
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
06b99248a163333e36980a6cfb756f1a7de60fa49517162b87b1a44d5d48f844

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 13:09:29 GMT
content-encoding
gzip
vary
Accept-Encoding,Origin
age
31529
x-cache
Hit from cloudfront
access-control-allow-origin
*
last-modified
Thu, 17 Mar 2022 02:21:48 GMT
server
AmazonS3
etag
W/"a4d296427fc806b21335359e398c025c"
access-control-max-age
3000
access-control-allow-methods
GET
x-amz-version-id
khsXo6Z3HSo5bHNWbmb1eMp88IHhxPc.
via
1.1 a148356b14492df0e216c234ac2c2308.cloudfront.net (CloudFront)
cache-control
public, max-age=86400
x-amz-cf-pop
FRA50-C1
content-type
application/javascript
x-amz-cf-id
trcXZufNSF4oXuxP6AjOjuwd8yKT_RGslWFbKDR_OVzuKwcRSVlLZQ==
gdpr.bundle.js
gdpr.privacymanager.io/latest/
136 KB
43 KB
Script
General
Full URL
https://gdpr.privacymanager.io/latest/gdpr.bundle.js
Requested by
Host: gdpr-wrapper.privacymanager.io
URL: https://gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/gdpr-liveramp.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:7400:16:f82a:8600:93a1 , United States, ASN (),
Reverse DNS
Software
AmazonS3 /
Resource Hash
e660409d9d38f3b0eb3f3a7a6fee086ffcc6963ef7ce1cc34c0e0914a5711e9b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
r1IQBsf367xJZHUHJ7oSjpMHAGJkNGQo
content-encoding
gzip
etag
W/"b058249a7fc2cf2f0c875f009d362924"
age
2573
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/TCFBuild-prod:8c0e5ea4-8848-401a-9cc7-ca61b76821ff
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
b1dc6e25e8260c0cdc432ece37e1d5a0
last-modified
Wed, 09 Mar 2022 10:50:35 GMT
server
AmazonS3
date
Thu, 14 Apr 2022 21:12:04 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
c059696b69225d5ab3b863c15e081ff488d08abad942f988fe8ebc1d57d5c409
via
1.1 9ab847fabb8c9edbd39cff57c2a2f4c0.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=3600
x-amz-cf-pop
FRA50-C1
content-type
application/x-javascript
x-amz-cf-id
8sb3sigEQJdSPIAhU4B0u9EPQ4cU4yFvE5TW_sR0YCqPIgnhGB4m_Q==
2553589638276202
connect.facebook.net/signals/config/
307 KB
87 KB
Script
General
Full URL
https://connect.facebook.net/signals/config/2553589638276202?v=2.9.57&r=stable
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f01c:216:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
82fed6b33f6ce5bb98c928e0c7fdc3a307a7935428464684583f65ba6bd62562
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; preload; includeSubDomains
content-encoding
gzip
x-content-type-options
nosniff
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length
89161
x-xss-protection
0
pragma
public
x-fb-debug
dYEZqdLDQBX7ZKxo0SPsh5yfaIg6vtG0xOV5AmKc0AAQZ69SzBOfR/drEWeOvK63i+qvbUT/HgZUTOHdc7X4Jw==
x-frame-options
DENY
date
Thu, 14 Apr 2022 21:54:57 GMT
vary
Accept-Encoding
content-type
application/x-javascript; charset=utf-8
cache-control
public, max-age=1200
x-fb-rlafr
0
priority
u=3,i
expires
Sat, 01 Jan 2000 00:00:00 GMT
cs
encyclopediabritannica.blueconic.net/DG/DEFAULT/
16 B
698 B
Script
General
Full URL
https://encyclopediabritannica.blueconic.net/DG/DEFAULT/cs?&callback=bc_json470
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.214.95.187 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-214-95-187.compute-1.amazonaws.com
Software
- /
Resource Hash
d44dad899f55a3e18745e409047c86079ba6d6f62d97b31c2bace1f83d1cf75e
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
-
x-robots-tag
noindex, nofollow
p3p
policyref="", CP="DSP"
x-permitted-cross-domain-policies
master-only
cache-control
no-cache, no-store, no-transform, must-revalidate, private
content-type
text/javascript; charset=utf-8
content-length
36
x-xss-protection
1; mode=block
expires
Thu, 01 Jan 1970 00:00:00 GMT
adsct
analytics.twitter.com/i/
31 B
458 B
Script
General
Full URL
https://analytics.twitter.com/i/adsct?type=javascript&version=2.0.4&p_id=Twitter&p_user_id=0&txn_id=o1kfk&events=%5B%5B%22pageview%22%2Cnull%5D%5D&tw_sale_amount=0&tw_order_quantity=0&tw_iframe_status=0&event_id=eae054c2-3637-4308-a2d8-29e6f3389c49&tw_document_href=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&tpx_cb=twttr.conversion.loadPixels
Requested by
Host: static.ads-twitter.com
URL: https://static.ads-twitter.com/uwt.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.244.42.195 , United States, ASN13414 (TWITTER, US),
Reverse DNS
Software
tsa_o /
Resource Hash
df3e003cc30e9bdd0313100e8ee5d468070b4b34d11ad355f276a356d4b9c7bf
Security Headers
Name Value
Strict-Transport-Security max-age=631138519

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-response-time
105
date
Thu, 14 Apr 2022 21:54:57 GMT
content-encoding
gzip
server
tsa_o
strict-transport-security
max-age=631138519
p3p
CP="CAO DSP LAW CURa ADMa DEVa TAIa PSAa PSDa IVAa IVDa OUR BUS IND UNI COM NAV INT"
cache-control
no-cache, no-store, max-age=0
x-connection-hash
036d6f5a1f26fa5bef96f2850006d07916e765f8927088c86de106252297156c
content-type
application/javascript;charset=utf-8
content-length
57
adsct
t.co/i/
43 B
336 B
Image
General
Full URL
https://t.co/i/adsct?type=javascript&version=2.0.4&p_id=Twitter&p_user_id=0&txn_id=o1kfk&events=%5B%5B%22pageview%22%2Cnull%5D%5D&tw_sale_amount=0&tw_order_quantity=0&tw_iframe_status=0&event_id=eae054c2-3637-4308-a2d8-29e6f3389c49&tw_document_href=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.244.42.5 , United States, ASN13414 (TWITTER, US),
Reverse DNS
Software
tsa_o /
Resource Hash
ac8778041fdb7f2e08ceb574c9a766247ea26f1a7d90fa854c4efcf4b361a957
Security Headers
Name Value
Strict-Transport-Security max-age=0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-response-time
116
date
Thu, 14 Apr 2022 21:54:57 GMT
server
tsa_o
strict-transport-security
max-age=0
content-type
image/gif;charset=utf-8
cache-control
no-cache, no-store, max-age=0
x-connection-hash
ad0a24541be44e7e986b82a80b674c09cb651ac5dedf25c801a77cc9787be4b2
content-length
43
collect
www.google-analytics.com/g/
0
173 B
Ping
General
Full URL
https://www.google-analytics.com/g/collect?v=2&tid=G-TE6YF92Y0D&gtm=2oe4d0&_p=1627618843&sr=1600x1200&_z=ccd.AJB&ul=en-us&cid=1761773308.1649973298&_s=1&dl=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&dt=electromagnetic%20spectrum%20%7C%20Definition%2C%20Diagram%2C%20%26%20Uses%20%7C%20Britannica&sid=1649973297&sct=1&seg=0&en=page_view&_fv=1&_nsi=1&_ss=1
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-TE6YF92Y0D&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:58 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.britannica.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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
analytics.js
www.google-analytics.com/
49 KB
20 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-6636134-11
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 02 Nov 2021 17:39:06 GMT
server
Golfe2
age
5867
date
Thu, 14 Apr 2022 20:17:11 GMT
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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
20006
expires
Thu, 14 Apr 2022 22:17:11 GMT
vendor-list.json
gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/ Frame
0
0
Preflight
General
Full URL
https://gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/vendor-list.json
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:9e00:11:2a6a:9480:93a1 , United States, ASN (),
Reverse DNS
Software
AmazonS3 /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
GET
Origin
https://www.britannica.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

access-control-allow-headers
content-type
access-control-allow-methods
GET
access-control-allow-origin
*
age
16856
content-length
0
date
Thu, 14 Apr 2022 17:14:02 GMT
server
AmazonS3
via
1.1 b912dc97777020eb19579888add26978.cloudfront.net (CloudFront)
x-amz-cf-id
k1hK6ubHILNVdhgUpgPdcBqU490adGUiZRiy4DwUyLTKXN8kBSqWWQ==
x-amz-cf-pop
FRA50-C1
x-cache
Hit from cloudfront
vendor-list.json
gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/
65 KB
11 KB
Fetch
General
Full URL
https://gdpr-wrapper.privacymanager.io/gdpr/7f035220-1751-4684-bb7f-a1c0d45657df/vendor-list.json
Requested by
Host: gdpr.privacymanager.io
URL: https://gdpr.privacymanager.io/latest/gdpr.bundle.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:9e00:11:2a6a:9480:93a1 , United States, ASN (),
Reverse DNS
Software
AmazonS3 /
Resource Hash
854e339e22f1bb3581bc2f1973499ab14090ac94ec8c509ab737b5b846f8adfd

Request headers

Accept
application/json
Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
application/json

Response headers

x-amz-version-id
sm9cDmiHhjaDu9AXL9GI340RLjFITSx9
content-encoding
gzip
etag
W/"b8ee1b92ce4147caf5a550419a0ca8ae"
age
2457
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
x-amz-replication-status
COMPLETED
access-control-allow-origin
*
last-modified
Thu, 14 Apr 2022 17:07:32 GMT
server
AmazonS3
date
Thu, 14 Apr 2022 21:14:02 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
content-type
application/json
via
1.1 b912dc97777020eb19579888add26978.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=3600
x-amz-cf-pop
FRA50-C1
x-amz-cf-id
ssKwIkhUZr9itZB_KQDnswHZ8ZuCocNIyrB2pJD4i5iaBhvYtYRJxw==
pubads_impl_2022040701.js
securepubads.g.doubleclick.net/gpt/
368 KB
125 KB
Script
General
Full URL
https://securepubads.g.doubleclick.net/gpt/pubads_impl_2022040701.js?cb=31067136
Requested by
Host: securepubads.g.doubleclick.net
URL: https://securepubads.g.doubleclick.net/tag/js/gpt.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.250.186.162 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s08-in-f2.1e100.net
Software
sffe /
Resource Hash
4eba10304f45a9ca7d6b3b882e564a5dd00d3900dc515fbe6137765ed0fb45a3
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 18:36:28 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
11910
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
127673
x-xss-protection
0
last-modified
Thu, 07 Apr 2022 08:34:53 GMT
server
sffe
vary
Accept-Encoding
report-to
{"group":"ads-gpt-scs","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-gpt-scs"}]}
content-type
text/javascript
cache-control
public, immutable, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="ads-gpt-scs"
expires
Fri, 14 Apr 2023 18:36:28 GMT
ppub_config
securepubads.g.doubleclick.net/pagead/
426 B
216 B
XHR
General
Full URL
https://securepubads.g.doubleclick.net/pagead/ppub_config?ippd=www.britannica.com
Requested by
Host: securepubads.g.doubleclick.net
URL: https://securepubads.g.doubleclick.net/tag/js/gpt.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.250.186.162 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s08-in-f2.1e100.net
Software
cafe /
Resource Hash
35292fc8fc71f0eef53b73e7c1e8b3e412fef96840cd854684db491cdaf292c2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

timing-allow-origin
*
date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
cafe
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
access-control-allow-origin
*
cache-control
private, max-age=3600, stale-while-revalidate=3600
cross-origin-resource-policy
cross-origin
content-disposition
attachment; filename="f.txt"
content-type
application/json; charset=UTF-8
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
191
x-xss-protection
0
expires
Thu, 14 Apr 2022 21:54:58 GMT
8BZdZ3CB
cdn.jwplayer.com/v2/playlists/
33 KB
5 KB
Fetch
General
Full URL
https://cdn.jwplayer.com/v2/playlists/8BZdZ3CB
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:e000:1:a3fa:7cc0:93a1 , United States, ASN (),
Reverse DNS
Software
openresty /
Resource Hash
dc6e4fdb6ead4d55ec0a340587191f2098d656384d92120ecd3707fc02ed2ebe

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
server
openresty
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
content-type
application/json; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=180, max-stale=180
content-length
5234
via
1.1 c6702f5f3b6e77da6f394e67ef1a6aaa.cloudfront.net (CloudFront)
x-amz-cf-id
J5ptYqi9O_de5UFRpySPEWUJJHQGn08UONJUJB_BdhwZDuZXoI8fGw==
expires
Thu, 14 Apr 2022 21:57:58
config
c.amazon-adsystem.com/cdn/prod/
428 B
780 B
XHR
General
Full URL
https://c.amazon-adsystem.com/cdn/prod/config?src=600&u=https%3A%2F%2Fwww.britannica.com&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
0ce971331a86b5ae49d1f6aa92052abb467dae73230c732dcd0d25e51fcfb4d6

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 16:49:39 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
age
18319
x-cache
Hit from cloudfront
content-type
application/json;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
cache-control
max-age=21550, s-maxage=21600
access-control-allow-credentials
true
x-amz-cf-pop
FRA50-C1
content-length
428
x-amz-cf-id
DT-b7xfbM_7Taeo3O2KHfloDjVIUEyh8OfHvl-SYNJmJ5C05DfL_8A==
config.js
confiant-integrations.global.ssl.fastly.net/mOinGM9MTu5v-Lto835XLhlrSPY/gpt_and_prebid/
297 KB
59 KB
Script
General
Full URL
https://confiant-integrations.global.ssl.fastly.net/mOinGM9MTu5v-Lto835XLhlrSPY/gpt_and_prebid/config.js
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.65.194 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
4d5808bb5d8672e240ffcfa93b568bf93a959169ccb0d0d15b63bb9345a099a5

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Date
Thu, 14 Apr 2022 21:54:58 GMT
Content-Encoding
gzip
Age
2852
X-Cache
HIT
Connection
keep-alive
Content-Length
59908
x-amz-id-2
hfn2oG8rKXVYI1ItJ8qrknWB9ypc5dd5TTSvNKY9+2YjMj6ul0tQXAIXpCdvsBVPUn2LodHac6E=
X-Served-By
cache-hhn4070-HHN
Last-Modified
Thu, 14 Apr 2022 17:41:57 GMT
Server
AmazonS3
X-Timer
S1649973298.044972,VS0,VE0
ETag
"2e6e9ee807c44ec6eb188cb4c5fed7f3"
x-amz-request-id
5VF6WCGQ0Z6AK62S
Via
1.1 varnish
Cache-Control
public, max-age=900, stale-while-revalidate=3600
Accept-Ranges
bytes
Content-Type
text/javascript
X-Cache-Hits
442
ads.min.css
ads.adthrive.com/sites/61575e5c934c481d714b3ca9/
1 KB
683 B
Stylesheet
General
Full URL
https://ads.adthrive.com/sites/61575e5c934c481d714b3ca9/ads.min.css
Requested by
Host: ads.adthrive.com
URL: https://ads.adthrive.com/builds/core/30d991b/es2018/js/adthrive.min.js?threshold=0&deployment=ad-1322:pr2204:flex-24:c62a57e:con&cb=1649973297575
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-119.txl50.r.cloudfront.net
Software
CloudFront /
Resource Hash
a2daf35cb80e5d7c573a6dba4755dd9f616a14c7a5721504144f6add77ddd442

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 18:30:03 GMT
content-encoding
gzip
server
CloudFront
age
12295
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
via
1.1 56924be70c5c0d77fdcb69cb44958832.cloudfront.net (CloudFront)
cache-control
max-age=3600, s-maxage=86400
x-amz-cf-pop
TXL50-P1
content-length
379
x-amz-cf-id
bj4w4H_P1uCDsY4HwOzQUsd9F6_j7WkA7hmn_up0PFv3DZDEdxWgnw==
/
www.facebook.com/tr/
44 B
297 B
Image
General
Full URL
https://www.facebook.com/tr/?id=2553589638276202&ev=PageView&dl=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&rl=&if=false&ts=1649973298035&sw=1600&sh=1200&v=2.9.57&r=stable&ec=0&o=30&fbp=fb.1.1649973298034.212015947&it=1649973297879&coo=false&exp=p0&rqm=GET
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f12d:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
last-modified
Fri, 21 Dec 2012 00:00:01 GMT
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
content-type
image/gif
cache-control
no-cache, must-revalidate, max-age=0
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
44
expires
Thu, 14 Apr 2022 21:54:58 GMT
id5-api.js
cdn.id5-sync.com/api/1.0/
40 KB
11 KB
Script
General
Full URL
https://cdn.id5-sync.com/api/1.0/id5-api.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
46.105.202.126 , France, ASN16276 (OVH, FR),
Reverse DNS
Software
/
Resource Hash
9476350068dbd8b61373906f6d9dba49ed31ed5d64d6ee2d48da082c44a447dc
Security Headers
Name Value
Strict-Transport-Security max-age=63072000; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

strict-transport-security
max-age=63072000; includeSubDomains; preload
content-encoding
br
x-cacheable
Matched cache
x-cdn-pop-ip
137.74.120.0/27
date
Thu, 14 Apr 2022 20:55:17 GMT
content-type
text/javascript;charset=utf-8
cache-control
max-age=3600
x-cdn-pop
sbg
content-disposition
attachment;filename="id5-api.js"
accept-ranges
bytes
content-length
11181
x-request-id
1065616103
index.html
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
2 KB
1 KB
Document
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/index.html
Requested by
Host: gdpr.privacymanager.io
URL: https://gdpr.privacymanager.io/latest/gdpr.bundle.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
29b7f78db08d77ff1943d06b6a5f1ebf24843b1fb8cd40da79d576101f5f0b5e

Request headers

Referer
https://www.britannica.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

age
231822
cache-control
must-revalidate,public,max-age=604800
content-encoding
br
content-type
text/html
date
Tue, 12 Apr 2022 05:31:17 GMT
etag
W/"a9695f3941d7e7d526084ac0c78593a3"
last-modified
Wed, 09 Mar 2022 10:50:54 GMT
server
AmazonS3
vary
Accept-Encoding
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
x-amz-cf-id
IXOke88dDun9udMAm6vjRGZpy1g4-pqVYlHUEIxVUPFYigUG7eb67g==
x-amz-cf-pop
TXL50-P1
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
x-amz-server-side-encryption
AES256
x-amz-version-id
rq6xq6X465RO8o05i6YcZhvfI1rBnoxy
x-cache
Hit from cloudfront
linkid.js
www.google-analytics.com/plugins/ua/
2 KB
884 B
Script
General
Full URL
https://www.google-analytics.com/plugins/ua/linkid.js
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
92fca55833f48b4289ac8f1cedd48752b580fce4ec4b5d81670b8193d6e51b54
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 20:55:43 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
3555
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
859
x-xss-protection
0
last-modified
Tue, 22 Oct 2019 18:15:00 GMT
server
sffe
vary
Accept-Encoding
report-to
{"group":"static-on-bigtable","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/static-on-bigtable"}]}
content-type
text/javascript
cache-control
public, max-age=3600
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="static-on-bigtable"
expires
Thu, 14 Apr 2022 21:55:43 GMT
wrap.js
confiant-integrations.global.ssl.fastly.net/gptprebidnative/202202031450/
187 KB
60 KB
Script
General
Full URL
https://confiant-integrations.global.ssl.fastly.net/gptprebidnative/202202031450/wrap.js
Requested by
Host: confiant-integrations.global.ssl.fastly.net
URL: https://confiant-integrations.global.ssl.fastly.net/mOinGM9MTu5v-Lto835XLhlrSPY/gpt_and_prebid/config.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.65.194 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
47593175657bd4b918e23dd1378adbaeaec652444c70a930be72069a67104791

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

Date
Thu, 14 Apr 2022 21:54:58 GMT
Content-Encoding
gzip
Age
344
X-Cache
HIT
Connection
keep-alive
Content-Length
61213
x-amz-id-2
uySFOJqvzn7Yr5qCfHtY1obYdTLkqPaPtz2+GaRV+AUkScF7djQuZQ1exIjCZPQc+HGhXgDanCo=
X-Served-By
cache-hhn4070-HHN
Last-Modified
Thu, 03 Feb 2022 20:05:02 GMT
Server
AmazonS3
X-Timer
S1649973298.121825,VS0,VE0
ETag
"2ee3fdb9398eaa7f8279333cfe848371"
x-amz-request-id
ZDQNJHRZ8K3Y1EDM
Via
1.1 varnish
Cache-Control
public, max-age=31536000
Accept-Ranges
bytes
Content-Type
application/javascript; charset=utf-8
X-Cache-Hits
33
styles.css
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
90 KB
10 KB
Stylesheet
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/styles.css
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
5fd811628575c59ea4501cbacd7fee7ffcb6eac53994664438bf006142eb0e0e

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
nEwlM.._Qi8qJMLWmPBYBhvbM4GMYxFT
content-encoding
br
etag
W/"cd863c459ddfca7fa3dde02a0bfde5fb"
age
231822
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:08 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:17 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
text/css
x-amz-cf-id
87e_LlwRXCbvEX8GQtUp-zxAZ3Yapr5miyzkGpLbKxnxh9j0ozrdcg==
openSans.css
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
28 KB
3 KB
Stylesheet
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
107c3c8d58a4b471627bcbdb06e10ec2cbd670a02c29458fea8383c1f9d7ddb9

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
nq96Ub70k4tMBdapDSXCFXhK3YpGXf5S
content-encoding
br
etag
W/"c23188cdd4f3dbe2a39713eb6d0950da"
age
231822
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:50:49 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:17 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
text/css
x-amz-cf-id
EwLtPQyM0LA3lIT4pQ_MhS4WN0jv3zxC0sQbMsc7JRyF3FYxaY9kyw==
runtime.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
3 KB
2 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/runtime.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1357132a872bc3c79a758f8ee6bd845da8dd085917d3948fd9ea7eb5cbc8228d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
DVBk35MVilOkLxT1sOXWJnaJlBmWtHrm
content-encoding
br
etag
W/"a03d9881b932cb6ea8403f3d8fee84f2"
age
231821
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:06 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:18 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
dHTeCC52I1x4llaxPpfORLBYNJcjw7HlRsuuZ4CApKPnxprwfq_QJQ==
polyfills.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
36 KB
13 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/polyfills.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
50166cea7ed05f882dff7f3496d076e8bc9defb23b487d64d6d4a7c21c325d1a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
U0FwliXRt76U5BXqiXUu4GWP3WWWFrCD
content-encoding
br
etag
W/"ebe9ec655a6443501377c61b7e89be52"
age
118172
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:50:38 GMT
server
AmazonS3
date
Wed, 13 Apr 2022 13:05:26 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
rasgTExW6YrIdWDiPcoK2SziEdR1pT0dMM0MoajXHr14DxvEx53r1A==
vendor.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
612 KB
166 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/vendor.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
10d30e26ef1c7a25e4714259f231c7db8993fe4583537a2be5a3b1749443b726

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
O99orZ_K2zx9fV4oTGPkd_TdwuCmK7zT
content-encoding
br
etag
W/"1e4853cd005029266b8a4a0bb471e3ee"
age
309052
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:51:10 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 13:33:41 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
-NTVEvMKgX183JNr0jv8_XP1S_Qd-aPZMJ5NCPcjQDU9k5QnWGXUxw==
main.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
35 KB
10 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/main.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f136cd1a769c6d3253135282bd06d378a2a65edf1296e7cd163d2ab40f630669

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
cp4WajBCryseSu7oY_DEyaOZVEPy6gs3
content-encoding
br
etag
W/"c7334ef61e184b879473415b97fef525"
age
231821
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:04 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:17 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
cZZTAbWQOI67XdsvrB_nVNK3iUiI_1idiXqwnoeonr7YQQMzNYRJvg==
bid
c.amazon-adsystem.com/e/dtb/
64 B
536 B
XHR
General
Full URL
https://c.amazon-adsystem.com/e/dtb/bid?src=600&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&pid=IG1imNs4iwr0a&cb=0&ws=1600x1200&v=7.75.0&t=1800&slots=%5B%7B%22sd%22%3A%22AdThrive_Footer_1_desktop%22%2C%22s%22%3A%5B%22728x90%22%2C%22320x50%22%2C%22970x90%22%2C%22300x50%22%2C%22320x100%22%2C%22468x60%22%2C%221x1%22%5D%2C%22sn%22%3A%22%2F18190176%2FAdThrive_Footer_1%2F61575e5c934c481d714b3ca9%22%7D%5D&schain=1.0%2C1!cafemedia.com%2C61575e5c934c481d714b3ca9%2C1%2C%2C%2C&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b&gdpre=1&gdprl=%7B%22status%22%3A%22tcfv2-success%22%7D
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
d278491b1de51ad826d16be5ab27b1746999c02d45200f107218427e34eed798
Security Headers
Name Value
Strict-Transport-Security max-age=47474747; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
x-amz-cf-pop
FRA50-C1
x-amz-rid
MVHD7GXQR6QE5F1VQ8QA
vary
Accept-Encoding,User-Agent
x-cache
Miss from cloudfront
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
strict-transport-security
max-age=47474747; includeSubDomains; preload
timing-allow-origin
*
content-length
64
x-amz-cf-id
VG66V_r2g-sXKugUXg8jNQb6VwoHOeVryR-hsTTTL6BnAql3LZyoQA==
bid
c.amazon-adsystem.com/e/dtb/
64 B
535 B
XHR
General
Full URL
https://c.amazon-adsystem.com/e/dtb/bid?src=600&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&pid=IG1imNs4iwr0a&cb=1&ws=1600x1200&v=7.75.0&t=1800&slots=%5B%7B%22sd%22%3A%22AdThrive_Sidebar_1_desktop%22%2C%22s%22%3A%5B%22300x250%22%5D%2C%22sn%22%3A%22%2F18190176%2FAdThrive_Sidebar_1%2F61575e5c934c481d714b3ca9%22%7D%5D&schain=1.0%2C1!cafemedia.com%2C61575e5c934c481d714b3ca9%2C1%2C%2C%2C&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b&gdpre=1&gdprl=%7B%22status%22%3A%22tcfv2-success%22%7D
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
8db22950b3f47f686f4bad6b6d21386f03a4b0b24320c6715436424e41dcda09
Security Headers
Name Value
Strict-Transport-Security max-age=47474747; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
x-amz-cf-pop
FRA50-C1
x-amz-rid
AGVTB1E4RR0P2VR04G66
vary
Accept-Encoding,User-Agent
x-cache
Miss from cloudfront
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
strict-transport-security
max-age=47474747; includeSubDomains; preload
timing-allow-origin
*
content-length
64
x-amz-cf-id
uOMul1_2iMPrx_HIYJqPKPoIKUj43aOI_tSBixFg-Kt8SvDtcfQldA==
bid
c.amazon-adsystem.com/e/dtb/
64 B
537 B
XHR
General
Full URL
https://c.amazon-adsystem.com/e/dtb/bid?src=600&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&pid=IG1imNs4iwr0a&cb=2&ws=1600x1200&v=7.75.0&t=1800&slots=%5B%7B%22sd%22%3A%22AdThrive_Sidebar_9_desktop%22%2C%22s%22%3A%5B%22300x250%22%2C%22320x50%22%2C%22300x50%22%2C%22320x100%22%2C%22250x250%22%2C%22120x240%22%2C%22300x300%22%2C%22320x300%22%5D%2C%22sn%22%3A%22%2F18190176%2FAdThrive_Sidebar_9%2F61575e5c934c481d714b3ca9%22%7D%5D&schain=1.0%2C1!cafemedia.com%2C61575e5c934c481d714b3ca9%2C1%2C%2C%2C&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b&gdpre=1&gdprl=%7B%22status%22%3A%22tcfv2-success%22%7D
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
f0fe7e69e970311a87c3b57b217e6fc19f0a65b25813ad64426169712f61e402
Security Headers
Name Value
Strict-Transport-Security max-age=47474747; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
x-amz-cf-pop
FRA50-C1
x-amz-rid
47ZHSDPKGCMD3QFWZW03
vary
Accept-Encoding,User-Agent
x-cache
Miss from cloudfront
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
strict-transport-security
max-age=47474747; includeSubDomains; preload
timing-allow-origin
*
content-length
64
x-amz-cf-id
uTxybge7-rqQLDAPGV4cBChBzjsWLPPGN0FFsH9VvhrCmtGNkj2q6g==
defaultTheme.css
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
0
6 KB
Other
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/defaultTheme.css
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
D9TDM3Fp7Hkuq6ctdAxR3NewvgFHeJX8
content-encoding
br
etag
W/"50acd4ebe93d23ec3ecd7464ebf645e4"
age
231821
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:50:54 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:17 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
text/css
x-amz-cf-id
6b5fQ2rI28FVtysML0hM4pCHgZ7zaPatLOsVxyuzWtQukXnprnSchg==
runtime.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
3 KB
2 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/runtime.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1357132a872bc3c79a758f8ee6bd845da8dd085917d3948fd9ea7eb5cbc8228d

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
DVBk35MVilOkLxT1sOXWJnaJlBmWtHrm
content-encoding
br
etag
W/"a03d9881b932cb6ea8403f3d8fee84f2"
age
231821
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:06 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:18 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
vmbyWdFe73Xhlm59hYWfiXJUP0waxqb6XSG2zdU10O4KDDnPcSkEKA==
polyfills.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
36 KB
13 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/polyfills.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
50166cea7ed05f882dff7f3496d076e8bc9defb23b487d64d6d4a7c21c325d1a

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
U0FwliXRt76U5BXqiXUu4GWP3WWWFrCD
content-encoding
br
etag
W/"ebe9ec655a6443501377c61b7e89be52"
age
118172
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:50:38 GMT
server
AmazonS3
date
Wed, 13 Apr 2022 13:05:26 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
Y2nPw8s0RigVpWyBUKFhqqxeai_MKcIJvdDCIILXNnzwizWaZIwoUg==
vendor.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
612 KB
166 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/vendor.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
10d30e26ef1c7a25e4714259f231c7db8993fe4583537a2be5a3b1749443b726

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
O99orZ_K2zx9fV4oTGPkd_TdwuCmK7zT
content-encoding
br
etag
W/"1e4853cd005029266b8a4a0bb471e3ee"
age
309052
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:51:10 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 13:33:41 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
utbFiJ8_B61xkOGSvK3ZZzm3tsMaP0xHDqADhunHg28i7V-t7OsBNQ==
main.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
35 KB
10 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/main.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/index.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f136cd1a769c6d3253135282bd06d378a2a65edf1296e7cd163d2ab40f630669

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
cp4WajBCryseSu7oY_DEyaOZVEPy6gs3
content-encoding
br
etag
W/"c7334ef61e184b879473415b97fef525"
age
231821
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:04 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:17 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
IWqqJIvYbnRpgnkwksfaw7hbrlAKrUkgnZLG3jZzluozyQiMWazEqg==
collect
www.google-analytics.com/j/
2 B
22 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j96&a=1627618843&t=pageview&_s=1&dl=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&dp=%2FTOPIC%2FPAGINATED%2FSMALL%2Fscience%2Felectromagnetic-spectrum&ul=en-us&de=UTF-8&dt=electromagnetic%20spectrum%20%7C%20Definition%2C%20Diagram%2C%20%26%20Uses%20%7C%20Britannica&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=aCDAAUIhAAAAAC~&jid=554387244&gjid=1995735031&cid=1761773308.1649973298&tid=UA-6636134-11&_gid=1881678803.1649973298&_r=1&gtm=2ou4d0&cd1=ANONYMOUS&cd2=C&z=1310116865
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:58 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.britannica.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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
2
expires
Fri, 01 Jan 1990 00:00:00 GMT
artists-brushes-paints.jpg
cdn.britannica.com/76/219376-131-8501C217/
250 KB
251 KB
Image
General
Full URL
https://cdn.britannica.com/76/219376-131-8501C217/artists-brushes-paints.jpg
Requested by
Host: cdn.britannica.com
URL: https://cdn.britannica.com/mendel-resources/3-63/dist/topic-page.js?v=3.63.1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.62 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-62.fra50.r.cloudfront.net
Software
/
Resource Hash
9b651a232430a06cc5697eb2f779b35fea59ee8359b1da41a56961396d205caa

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Fri, 10 Dec 2021 20:01:09 GMT
content-encoding
gzip
age
10806829
x-amzn-requestid
83bd94b9-6623-41b3-9ebe-56ffa5200839
x-cache
Hit from cloudfront
content-type
image/jpeg
via
1.1 fa5a3d5abd34c6fac657b045a4dcbdc5.cloudfront.net (CloudFront), 1.1 055d899361491602a9ef1eb0cdc5e336.cloudfront.net (CloudFront)
cache-control
public, max-age=31536000
x-amzn-trace-id
Root=1-61b3b205-740deba378bbc20911571090;Sampled=0
x-amz-cf-pop
FRA50-C1, FRA50-C1
x-amz-apigw-id
KJjA6F-lIAMFa7Q=
content-length
255948
x-amz-cf-id
3JUiX3o986TPyoypKYYNBfCalj8Ep1RwMXEN3UjJDpFVyi9IwNy_YA==
847.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
56 KB
12 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/847.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/runtime.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
20cd836805a1c2f92e21cf84debb5bacdb357fc8297f630322de3f0cfe7d20cf

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
mAqEowXJerhLrRlwkpQb5n_GY3ZkPsqd
content-encoding
br
etag
W/"51f43cc73e936820c1997bae69b728dd"
age
309051
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:50:45 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 13:33:42 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
32UiULvBDlcMEvlpireOESxUO0LHklszh0btGW7EsRQBHNGfqw9Wgg==
650.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
22 KB
6 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/650.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/runtime.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
c0c6ebceae3d1722e6da4ce408acb406787f11df1e1fb8696f33c5481e9b4b6f

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/index.html
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
LDASX0_Xuk1_3OFzq26Kvp.F4Ebpa4Fm
content-encoding
br
etag
W/"f89cc2f22747329f2049f159f363a2db"
age
309051
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:51:09 GMT
server
AmazonS3
date
Thu, 14 Apr 2022 08:34:11 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
wKwMwlObNwwJ2VR4rLrWjrdrmV66xYvZug_5sv0Q0eeqHWlQe8geaA==
collect
stats.g.doubleclick.net/j/
4 B
444 B
XHR
General
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-6636134-11&cid=1761773308.1649973298&jid=554387244&gjid=1995735031&_gid=1881678803.1649973298&_u=aCDAAUIgAAAAAC~&z=1966708293
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c01::9d Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Thu, 14 Apr 2022 21:54:58 GMT
content-type
text/plain
access-control-allow-origin
https://www.britannica.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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
bid
c.amazon-adsystem.com/e/dtb/
23 B
495 B
XHR
General
Full URL
https://c.amazon-adsystem.com/e/dtb/bid?src=600&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&pid=IG1imNs4iwr0a&cb=3&ws=1600x1200&v=7.75.0&t=1800&slots=%5B%7B%22sd%22%3A%22AdThrive_Infinite_1%22%2C%22s%22%3A%5B%22300x250%22%5D%2C%22sn%22%3A%22%2F18190176%2FAdThrive_Sidebar_1%2F61575e5c934c481d714b3ca9%22%7D%5D&cfgv=1&schain=1.0%2C1!cafemedia.com%2C61575e5c934c481d714b3ca9%2C1%2C%2C%2C&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b&gdpre=1&gdprl=%7B%22status%22%3A%22tcfv2-success%22%7D
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
1c4777fe3a673a05492e27d08032cc91c23ac5389897c9235b09b8b0f5a74db3
Security Headers
Name Value
Strict-Transport-Security max-age=47474747; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
x-amz-cf-pop
FRA50-C1
x-amz-rid
6JN4EBQQ8HAG2T076JTB
vary
Accept-Encoding,User-Agent
x-cache
Miss from cloudfront
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
strict-transport-security
max-age=47474747; includeSubDomains; preload
timing-allow-origin
*
content-length
23
x-amz-cf-id
sew6tMqf4rQVRYFuLkDJrKzQIEe7f1Tt-HizcfWz4CwmcLsWzxL_uw==
bid
c.amazon-adsystem.com/e/dtb/
23 B
495 B
XHR
General
Full URL
https://c.amazon-adsystem.com/e/dtb/bid?src=600&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&pid=IG1imNs4iwr0a&cb=4&ws=1600x1200&v=7.75.0&t=1800&slots=%5B%7B%22sd%22%3A%22AdThrive_Infinite_2%22%2C%22s%22%3A%5B%22300x250%22%2C%22320x50%22%2C%22300x50%22%2C%22320x100%22%2C%22250x250%22%2C%22120x240%22%2C%22300x300%22%2C%22320x300%22%5D%2C%22sn%22%3A%22%2F18190176%2FAdThrive_Sidebar_9%2F61575e5c934c481d714b3ca9%22%7D%5D&cfgv=1&schain=1.0%2C1!cafemedia.com%2C61575e5c934c481d714b3ca9%2C1%2C%2C%2C&pubid=4fbba76f-7987-4fa2-9733-c27eb3a2170b&gdpre=1&gdprl=%7B%22status%22%3A%22tcfv2-success%22%7D
Requested by
Host: c.amazon-adsystem.com
URL: https://c.amazon-adsystem.com/aax2/apstag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.95.188 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-95-188.fra50.r.cloudfront.net
Software
Server /
Resource Hash
6139dddd3b6b6b847bccd476918dc8fb4f4f5a10908e5707c704f155e0918e84
Security Headers
Name Value
Strict-Transport-Security max-age=47474747; includeSubDomains; preload

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 e6d97713eb9b65f883e0f86b833878dc.cloudfront.net (CloudFront)
server
Server
x-amz-cf-pop
FRA50-C1
x-amz-rid
Z5XXJ6TS4Y615ADBPXQV
vary
Accept-Encoding,User-Agent
x-cache
Miss from cloudfront
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
permissions-policy
interest-cohort=()
strict-transport-security
max-age=47474747; includeSubDomains; preload
timing-allow-origin
*
content-length
23
x-amz-cf-id
Rgfo-fvIYpPzwiaQJTgVs06U_R35034EkEkrLTyKzi44xZWvBuOGPA==
settings.js
dev.visualwebsiteoptimizer.com/
344 B
269 B
Script
General
Full URL
https://dev.visualwebsiteoptimizer.com/settings.js?a=331471&settings_type=2&vn=7.0&r=0.6069161538328833&u=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum
Requested by
Host: dev.visualwebsiteoptimizer.com
URL: https://dev.visualwebsiteoptimizer.com/7.0/va-3a8c03cc83fd9c554b5af6e1cc1ffa80.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
34.96.102.137 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
137.102.96.34.bc.googleusercontent.com
Software
gams1 /
Resource Hash
bdb65f182a6f4d1753138a92b332fa7396a1d510cc2e521e9d30a5b7c0a8f97b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
via
1.1 google
server
gams1
content-encoding
gzip
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-type
application/javascript; charset=UTF-8
blueLagoon.css
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
32 KB
6 KB
Stylesheet
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/blueLagoon.css
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/main.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
31dc78812232ea4a6493c142cb106b6e9b1ce8a6132f812acd86c873e80502a7

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/latest/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
jpopEWrS1JxMsSfGKaTOROMvVKImYel7
content-encoding
gzip
etag
W/"a42a9d1a7d16e26b5b92402d3d718e82"
age
581860
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
last-modified
Wed, 09 Mar 2022 10:51:10 GMT
server
AmazonS3
date
Fri, 08 Apr 2022 04:17:19 GMT
vary
Accept-Encoding
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
text/css
x-amz-cf-id
oRtwQa79fDh4Z3m5MKfrxXoA9TL6c5hfkIg4VYtnyUOs9O6wDdRltA==
605.js
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
122 KB
22 KB
Script
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/605.js
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/runtime.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1e8eb3143ae508bca0b46d3cc70e57d78c9c19b8b535a40498bad308428c65fb

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
ytYbwVg9e702Iq3_SjaqDASMV9yowkPM
content-encoding
br
etag
W/"e072d3bb1e9ad89785f59ff83ebb6e60"
age
344995
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
access-control-allow-origin
*
last-modified
Wed, 09 Mar 2022 10:50:46 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 13:33:42 GMT
vary
Accept-Encoding
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
content-type
application/x-javascript
x-amz-cf-id
sftN6_R05e7WFvb8amEmnc3KWRoNmc58douD_FbUsIRNOlRNUeoA2A==
open-sans-latin-400-normal.woff2
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
16 KB
17 KB
Font
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/open-sans-latin-400-normal.woff2
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
cce577471c2586f3e0c2518fff84a970d33f61491fb8c629341b86f238cf07c0

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
JCDZodgMXoqFyevU.JBvCSRC7fpIH6ln
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
etag
"d65113b6da7ba4bd0a59dbda5a7e24d4"
age
118171
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
content-length
16692
last-modified
Wed, 09 Mar 2022 10:50:43 GMT
server
AmazonS3
date
Wed, 13 Apr 2022 13:05:27 GMT
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
access-control-allow-origin
*
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
accept-ranges
bytes
content-type
application/octet-stream
x-amz-cf-id
socVg_HdoK10WewEPRvpP7TxOUFf_XyNuA7hw3vvmeMWuV5DbVl71g==
ga-audiences
www.google.com/ads/
42 B
501 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-6636134-11&cid=1761773308.1649973298&jid=554387244&_u=aCDAAUIgAAAAAC~&z=744739167
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2004 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

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:58 GMT
x-content-type-options
nosniff
server
cafe
timing-allow-origin
*
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
content-type
image/gif
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.de/ads/
42 B
501 B
Image
General
Full URL
https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-6636134-11&cid=1761773308.1649973298&jid=554387244&_u=aCDAAUIgAAAAAC~&z=744739167
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82f::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

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:54:58 GMT
x-content-type-options
nosniff
server
cafe
timing-allow-origin
*
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
content-type
image/gif
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
fingerprint-logo.png
gdpr.privacymanager.io/1/ Frame 8738
3 KB
4 KB
Image
General
Full URL
https://gdpr.privacymanager.io/1/fingerprint-logo.png
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:7400:16:f82a:8600:93a1 , United States, ASN (),
Reverse DNS
Software
AmazonS3 /
Resource Hash
48307114877d5b07454707dd9e225619dc2b438b76558e29748f1f9aee0bbf5a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cmp-consent-tool.privacymanager.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
1F4o2ZzAI56jHckOThcgfxZltF_KNL8H
via
1.1 9ab847fabb8c9edbd39cff57c2a2f4c0.cloudfront.net (CloudFront)
etag
"b7cdca038062eecdc45c7351c6a539ad"
age
1269
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/TCFBuild-prod:8c0e5ea4-8848-401a-9cc7-ca61b76821ff
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
b1dc6e25e8260c0cdc432ece37e1d5a0
content-length
2962
last-modified
Wed, 09 Mar 2022 10:50:36 GMT
server
AmazonS3
date
Thu, 14 Apr 2022 21:34:16 GMT
x-amz-meta-codebuild-content-sha256
c059696b69225d5ab3b863c15e081ff488d08abad942f988fe8ebc1d57d5c409
cache-control
must-revalidate,public,max-age=3600
x-amz-cf-pop
FRA50-C1
accept-ranges
bytes
content-type
image/png
x-amz-cf-id
Aww6H6FVPRCI17ic3MHeD1VM6LTo7Y4vwVtLCZ4_vOAbHO-D4jo5XA==
icon-chevron-left.svg
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
441 B
1 KB
Image
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/icon-chevron-left.svg
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/blueLagoon.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9d0c64b5cb663056b6295f677fb794d23ae3999112515beecb7c6703723f493a

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/blueLagoon.css
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
Jt4SlNX3o4WR8xI9Ju0ifKXhWhrKA72F
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
etag
"e2760515a843a0256b4b810489b5426b"
age
118171
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
content-length
441
last-modified
Wed, 09 Mar 2022 10:50:46 GMT
server
AmazonS3
date
Wed, 13 Apr 2022 13:05:28 GMT
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
access-control-allow-origin
*
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
accept-ranges
bytes
content-type
image/svg+xml
x-amz-cf-id
du9mPl_Wcamx9oHzKpcVTJ9wDE1tYtZceRZ0NLHfyno_KB_c0_9Ftw==
open-sans-latin-700-normal.woff2
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
16 KB
17 KB
Font
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/open-sans-latin-700-normal.woff2
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
a61d67250a5c36640e22099937af31613e68d6134439d5d4329efea0372aea79

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
KAHXUzMU6h71EUcQnrPMH09_qONDSZgu
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
etag
"875ba54801f7cf83ea70abf613fab665"
age
356794
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
content-length
16408
last-modified
Wed, 09 Mar 2022 10:50:59 GMT
server
AmazonS3
date
Sun, 10 Apr 2022 18:48:25 GMT
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
accept-ranges
bytes
content-type
application/octet-stream
x-amz-cf-id
WkCcfyYFjARrI4lyprSttLG2J_9WShaTXjqYY7AF2EZYWxzzVXT-cg==
open-sans-latin-600-normal.woff2
cmp-consent-tool.privacymanager.io/latest/ Frame 8738
16 KB
17 KB
Font
General
Full URL
https://cmp-consent-tool.privacymanager.io/latest/open-sans-latin-600-normal.woff2
Requested by
Host: cmp-consent-tool.privacymanager.io
URL: https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.2.122 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-2-122.txl50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
578ea33c3a1daec87277cd626647c55f3e0abd72c0673cde0fe40d4fb8fd5579

Request headers

Referer
https://cmp-consent-tool.privacymanager.io/latest/openSans.css
Origin
https://cmp-consent-tool.privacymanager.io
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

x-amz-version-id
vR1DSkSEKbb4uMkLPpCqAo83MOz3lgPB
via
1.1 a7a57ed5dae93341c1cc3784ae7d9628.cloudfront.net (CloudFront)
etag
"1f577b061e6e464e2c949faee6518469"
age
231820
x-amz-server-side-encryption
AES256
x-amz-meta-codebuild-buildarn
arn:aws:codebuild:eu-west-1:469675294282:build/GlobalCmpConsentTool-prod:417e39bd-029e-41e8-a838-7a23ded44720
x-cache
Hit from cloudfront
x-amz-meta-codebuild-content-md5
058e673791501a5e5fb3f26f6ba37243
content-length
16712
last-modified
Wed, 09 Mar 2022 10:50:48 GMT
server
AmazonS3
date
Tue, 12 Apr 2022 05:31:19 GMT
access-control-allow-methods
GET
x-amz-meta-codebuild-content-sha256
3cbbe80bb7efaffc7ec0f7e868b65262b416ddfd69ae29c9404a4ea9befbd85c
access-control-allow-origin
*
cache-control
must-revalidate,public,max-age=604800
x-amz-cf-pop
TXL50-P1
accept-ranges
bytes
content-type
application/octet-stream
x-amz-cf-id
9I8rdrNGyNBCHdC2YSl4uzG2P9aGV4PDOJnEEz4eupc6J0w7OdK_2Q==
/
www.facebook.com/tr/ Frame 76BD
0
18 B
Document
General
Full URL
https://www.facebook.com/tr/
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/science/electromagnetic-spectrum
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f12d: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

Content-Type
application/x-www-form-urlencoded
Origin
https://www.britannica.com
Referer
https://www.britannica.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-credentials
true
access-control-allow-origin
https://www.britannica.com
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
0
content-type
text/plain
cross-origin-resource-policy
cross-origin
date
Thu, 14 Apr 2022 21:54:58 GMT
priority
u=0
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
74 KB
16 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A58%2B00%3A00&ts=1649973298621
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
aac4ddd07f7a10e394c1547ea1cef18c513c2f3ed4703e3f86bcb91e4451b701
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
15073
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
vxY-ftUUNAN0iuHiHUSzUprLDH3MwOMIFpCc6uRyxHjILSuhENwt7g==
expires
Thu, 01 Jan 1970 00:00:00 GMT
rum
www.britannica.com/cdn-cgi/
0
168 B
XHR
General
Full URL
https://www.britannica.com/cdn-cgi/rum?
Requested by
Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js/v652eace1692a40cfa3763df669d7439c1639079717194
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.18.4.110 -, , 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.britannica.com/science/electromagnetic-spectrum
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
content-type
application/json

Response headers

date
Thu, 14 Apr 2022 21:54:58 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
cloudflare
x-frame-options
DENY
access-control-allow-methods
POST,OPTIONS
content-type
text/plain
access-control-allow-origin
https://www.britannica.com
access-control-max-age
86400
access-control-allow-credentials
true
cf-ray
6fbfaedc98c292a8-FRA
vary
Origin
e3aa57e3f2b4dbf9324855418cd4d197
bc-script.britannica.com/plugin/plugin/
214 KB
49 KB
Script
General
Full URL
https://bc-script.britannica.com/plugin/plugin/e3aa57e3f2b4dbf9324855418cd4d197
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
b6d3a5c1af49aecf19b86f82428c06deea0b51a389bb228c1a69b2cb966fcea2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Wed, 16 Mar 2022 11:05:15 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
age
2544584
x-cache
Hit from cloudfront
p3p
policyref="", CP="DSP"
content-length
50067
x-xss-protection
1; mode=block
last-modified
Tue, 15 Mar 2022 11:05:15 GMT
server
-
etag
e3aa57e3f2b4dbf9324855418cd4d197
content-type
text/javascript; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
public, no-cache="Set-Cookie", max-age=31536000
x-amz-cf-pop
FRA50-C1
x-robots-tag
noindex, nofollow
x-amz-cf-id
Xche41sokL6XzifBQJnQdc2q_TyX5dYxy6wjb0eGwYuO7VXv_Ch6sQ==
expires
Thu, 16 Mar 2023 11:05:15 GMT
8f86942ae057d8403d11d07ee11ae97a
bc-script.britannica.com/plugin/library/
416 KB
125 KB
Script
General
Full URL
https://bc-script.britannica.com/plugin/library/8f86942ae057d8403d11d07ee11ae97a
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
059dc1a681c53936b2ab205e41da1292b9536362ae9ff666871e82109cec05b4
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Wed, 23 Feb 2022 08:22:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
age
4368758
x-cache
Hit from cloudfront
p3p
policyref="", CP="DSP"
content-length
127414
x-xss-protection
1; mode=block
last-modified
Tue, 22 Feb 2022 08:22:21 GMT
server
-
etag
8f86942ae057d8403d11d07ee11ae97a
content-type
text/javascript; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
public, no-cache="Set-Cookie", max-age=31536000
x-amz-cf-pop
FRA50-C1
x-robots-tag
noindex, nofollow
x-amz-cf-id
p9yj-tKJOhB-sy9LfNVlCrvAJkS400z6_5hDmkxbF3M2O19H1BSXgQ==
expires
Thu, 23 Feb 2023 08:22:21 GMT
LB-Zone-2
bc-script.britannica.com/DG/DEFAULT/rest/rpc/469/
2 KB
2 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469/LB-Zone-2?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=&bctempid=0dc95891-5d43-4499-9b03-07bd9bcabb82&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299131
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
d195d848ff43b87d1f36e1e460d73055b33f128bc719bc002bed51c7b0dd3ce4
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
1082
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
nZPl4ftOFgU1YN9ri3nvIUiKQFB2ALOr3N5QkQdShBnijGSGb573Aw==
expires
Thu, 01 Jan 1970 00:00:00 GMT
BKids-BookBundles-92x79.jpg
bc-script.britannica.com/rest/dialogues/files/17216ba4-4904-47b3-8880-35d1594c8e34/
6 KB
6 KB
Image
General
Full URL
https://bc-script.britannica.com/rest/dialogues/files/17216ba4-4904-47b3-8880-35d1594c8e34/BKids-BookBundles-92x79.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
cfcf213b298c4ffa7e17ccf32b61f38ec90c9cd62f606602b184a761811bf796
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

date
Fri, 10 Dec 2021 21:11:51 GMT
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
age
10802588
x-cache
Hit from cloudfront
p3p
policyref="", CP="DSP"
content-length
6063
x-xss-protection
1; mode=block
last-modified
Thu, 09 Dec 2021 21:11:51 GMT
server
-
etag
2c373e1b4a2ef121f73cbab7ad18442f
content-type
image/jpeg
cache-control
public, no-cache="Set-Cookie", max-age=31536000
x-amz-cf-pop
FRA50-C1
x-robots-tag
noindex, nofollow
x-amz-cf-id
rGkBrsLgwTKsdmchhOg4xjJua5DQpn3Nc8N1Xl2PDpzMnONXX7Zlww==
expires
Sat, 10 Dec 2022 21:11:51 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
184 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299538
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
ffc8460cc3802706d4cc4da34c49856fb7583d30051ac3e79475e783526faf86
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
171
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
CuaeRE2jp6W7oZxUbdLqHljCI9hRs7Ojum-DSe2LlStuCmJLK2V5vQ==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
3 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299542
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
37ae064204f575b5061f0a2fdeb1f7334bf422360f57f67c0ffb3497e59276fa
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
1636
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
csWph87t7BVCUvqNfcTEv1WGaieK4P3jacNIGgCDbKd-uW_XTZ55ig==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
3 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299547
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
08e66ca89d535f34fee38fa2ecc65d783c555c8e128103f989a99801b669392d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
1636
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
vEzaOis5tzTrgIT9IEfV1t7UmqE1CnbrmLKedh90T5sdx1J0l1qlfg==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
375 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299553
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
c4f0f1ece82f965f3465526e57c90f14f60d8fd6ba6c544adab312f5c3cd8e38
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
176
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
63Tnrl9nBow2eYpVfEBCnM-6zim5QMgs0ubyTV03_jDWYH2Jw4PQ-w==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
188 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299554
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
e34daf64a03ed957a1fcd2714388dc7f4d366d4759a4c66b52e380e36f9632a2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:54:59 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
167
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
eZK5tqs57eHe7FinRa5QVwgWlbPgLBquTFkKIfJlYqzyStFgjQ545w==
expires
Thu, 01 Jan 1970 00:00:00 GMT
cs
encyclopediabritannica.blueconic.net/DG/DEFAULT/
66 B
862 B
Script
General
Full URL
https://encyclopediabritannica.blueconic.net/DG/DEFAULT/cs?bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&&callback=bc_json471
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.214.95.187 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-214-95-187.compute-1.amazonaws.com
Software
- /
Resource Hash
674f617d2be8fa1dc17ba86cc071416e74979e2957bcc16c9da949d3801f7eff
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
-
x-robots-tag
noindex, nofollow
p3p
policyref="", CP="DSP"
x-permitted-cross-domain-policies
master-only
cache-control
no-cache, no-store, no-transform, must-revalidate, private
content-type
text/javascript; charset=utf-8
content-length
86
x-xss-protection
1; mode=block
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
9 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299931
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
e5dfc440931f31083ad425b5d65498432969c53cde5876ef1a134a752165f9eb
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
2135
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
KYD2gkOJa39l47KmX_EuiJ8u-wtND8KG6bDTduoYlbAXzMcIV7FR4A==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
9 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299932
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
a55f189bb4a988e0916864167c6f60bf30eb23cef0054868bc443bc9cc4e0237
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
2103
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
42cCfYu9H2P6zUT9-as9Iv60JYa_BuHm8j4W_Xqy4PAm0iVUJtlo8g==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
188 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A54%3A59%2B00%3A00&ts=1649973299935
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
c6cb04c78ff3e6fe0646259406fe3d2ae82b21a50d718288643c082d6ace8b6d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
167
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
VX4IFKsNU8mH7-jFBUIfZp2qqgU_snAsq9G-zgMTaWluKhAxMnB9Cg==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
188 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A55%3A00%2B00%3A00&ts=1649973300317
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
93d8785c48b931b5013c61d2d90a55c21baf712dbd857fafc354fdcef85c6459
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
166
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
F9SJtLyTP9b-b2mriyBe4ww4lU-DsgVihaVmqeIuA_o7IDEKEJn_Ww==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
375 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A55%3A00%2B00%3A00&ts=1649973300318
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
02361e25e8fb661edf195b00bf60f26e774b3bee336a54da8d021ed10c01d358
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
177
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
1Nir5N4NsPMxsJHNF4IcPAwq6buG2YI8p5g82frpCxYEKIw-nelHFA==
expires
Thu, 01 Jan 1970 00:00:00 GMT
469
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
188 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/469?referer=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&bcsessionid=0dc95891-5d43-4499-9b03-07bd9bcabb82&bctempid=&overruleReferrer=&time=2022-04-14T21%3A55%3A00%2B00%3A00&ts=1649973300540
Requested by
Host: bc-script.britannica.com
URL: https://bc-script.britannica.com/script.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.98.28 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-98-28.fra50.r.cloudfront.net
Software
- /
Resource Hash
1f875f2f6401934b67b953f7a89e23e4b81456b2b618e130837cb35cccc19c47
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 14 Apr 2022 21:55:00 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
FRA50-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
167
x-xss-protection
1; mode=block
pragma
no-cache
access-control-allow-origin
https://www.britannica.com
server
-
content-type
application/json; charset=utf-8
via
1.1 a09186728c1bcdf0a561aedd92656804.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
access-control-allow-credentials
true
x-robots-tag
noindex, nofollow
x-amz-cf-id
V2uv56bpI_Ctsc07CtmbqCFlsVDWLPzA9MwsqX2hJcdzngwK5bfnSA==
expires
Thu, 01 Jan 1970 00:00:00 GMT
collect
www.google-analytics.com/g/
0
17 B
Ping
General
Full URL
https://www.google-analytics.com/g/collect?v=2&tid=G-TE6YF92Y0D&gtm=2oe4d0&_p=1627618843&sr=1600x1200&_z=ccd.AJB&ul=en-us&cid=1761773308.1649973298&_s=2&dl=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum&dt=electromagnetic%20spectrum%20%7C%20Definition%2C%20Diagram%2C%20%26%20Uses%20%7C%20Britannica&sid=1649973297&sct=1&seg=1&en=page_view&_et=4&ep.page_type=Topic
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-TE6YF92Y0D&l=dataLayer&cx=c
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 14 Apr 2022 21:55:02 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.britannica.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,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

150 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| structuredClone object| oncontextlost object| oncontextrestored function| getScreenDetails object| $UI object| Constants string| CDN string| CAM_LOGIN_URL string| CAM_SIGN_UP_URL object| Mendel object| adthrive object| dataLayer number| settings_timer number| _vwo_settings_timer object| _vwo_code object| IzWidget object| SMCX function| $ function| jQuery object| jwDefaults object| webpackChunkjwplayer function| jwplayer function| gaPageLoad object| EBStat number| _vwo_acc_id object| vwoCode object| _vwo_style string| _vwo_css string| _vwo_cookieDomain string| _vwo_uuid string| _vis_opt_file number| _vwo_library_timer string| _vis_opt_lib undefined| b number| _vwo_j_e string| _vwo_mt string| _vwo_tm object| VWO object| vwo_iehack_queue object| _vwo_exp_ids object| _vwo_exp object| VWOOmni object| __cfBeacon object| adthriveCLS boolean| pageReadyForStatsCalls function| safeFirstPerformStatsWrite function| performStatsWrite function| writeStat function| buildStatUri function| buildStatQuery function| getHitCount function| setSessionIdCookie function| cookie function| getAccountId function| getSessionId function| performStatsWriteWhenReady object| webpackChunkmendel number| 2f1acc6c3a606b082e5eef5e54414ffb object| google_tag_manager object| google_optimize function| vwo_$ string| _vwo_server_url object| _vis_opt_queue object| _vis_opt_check_segment object| _vwo_evq function| _vwo_ev boolean| DISABLE_NATIVE_CONSTANTS object| _vwo_t object| _vwo_editorOperationTracker function| _vwo_handleMutations object| _vwo_api_section_callback object| _vis_opt_comb_name function| _vwo_s object| _vwo_campaignData function| _vis_opt_top_initialize function| _vis_opt_bottom_initialize function| _vis_opt_goal_conversion function| _vis_opt_revenue_conversion function| _vis_opt_pause function| _vis_opt_readCookie function| _vis_opt_createCookie function| _vis_opt_element_loaded function| _vis_opt_GA_track function| _vis_opt_register_conversion function| _vis_opt_get_campaign_xPath number| _vis_opt_experiment_id boolean| _vwo_settings_timed_out object| apstag object| googletag object| pbjs function| twq function| fbq function| _fbq function| onYouTubeIframeAPIReady object| scrEm boolean| apstagLOADED object| cmp object| cmpConfiguration object| node function| __tcfapi object| _pbjsGlobals object| webVitals object| twttr object| blueConicPreListeners function| BCClass object| blueConicClient object| google_tag_data object| gaGlobal string| GoogleAnalyticsObject function| ga object| ggeac object| google_js_reporting_queue object| _comscore boolean| creativeVendorLibraryLoaded object| ID5 object| gaplugins object| gaData object| confiant undefined| google_measure_js_timing object| trx undefined| _vis_opt_url object| bc_json470 object| Mustache function| BlueConicMetaDataService function| RuleService function| FormRuleService function| BlueConicEngagement object| _bcp object| justDetectAdblock function| md5 object| bcConnectionUtil object| checkSameSiteNoneSupport function| BlueConicDataLayerUtil object| JSONPath object| jsonpath boolean| _bcEventsSubscribed string| _this_intIDs string| _page_title string| _this_href string| _this_referrer boolean| bcUrlListenerActive boolean| eventSubscribed boolean| gistListener object| _bcBreadCrumbs boolean| bcCookieEventsSubscribed object| bc_json471

28 Cookies

Domain/Path Name / Value
bc-script.britannica.com/DG/DEFAULT Name: BCSessionID
Value: 0dc95891-5d43-4499-9b03-07bd9bcabb82
encyclopediabritannica.blueconic.net/DG/DEFAULT Name: BCSessionID
Value: 0dc95891-5d43-4499-9b03-07bd9bcabb82
www.britannica.com/science Name: sessionId
Value: 8F40C93E-0D55-4ADC-82C2-C016FFCB495F
.britannica.com/ Name: bcomID
Value: -3392473993423750853
.britannica.com/ Name: SessionAuth
Value: HmDimRrjhY7dMIsZm5qXt1wgHAouOJWNMAx8zKnmLx/SngjZmRi8ATVmgF8vP//g
.britannica.com/ Name: subreturn
Value: https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum
.britannica.com/ Name: webstats
Value: "referer_page=https%3A%2F%2Fwww.britannica.com%2Fscience%2Felectromagnetic-spectrum"
.britannica.com/ Name: __mendel
Value: %7B%27pagesViewed%27%3A1%2C%27surveyShown%27%3Atrue%2C%27topicInitialSequence%27%3A1%7D
.britannica.com/ Name: _vwo_uuid_v2
Value: D140390D59B450BF573B7A69EC46FD453|b7017423fbd782de697ac86c07e27898
.britannica.com/ Name: CAMLoginRedirectUrl
Value: https://www.britannica.com/science/electromagnetic-spectrum
.britannica.com/ Name: _vis_opt_s
Value: 1%7C
.britannica.com/ Name: _vis_opt_test_cookie
Value: 1
www.britannica.com/ Name: last_visit_bc
Value: 1649973297886
.britannica.com/ Name: _ga_TE6YF92Y0D
Value: GS1.1.1649973297.1.1.1649973297.0
.britannica.com/ Name: gdpr-auditId
Value: 9c82dc49288b4f25818a1025cc90c76a
.twitter.com/ Name: personalization_id
Value: "v1_cteiMffZ1E2OyHoWFR7W5w=="
.britannica.com/ Name: _fbp
Value: fb.1.1649973298034.212015947
.t.co/ Name: muc_ads
Value: 115bbba1-e5b4-46fc-87ea-c474d0ea23b5
.britannica.com/ Name: _ga
Value: GA1.2.1761773308.1649973298
.britannica.com/ Name: _gid
Value: GA1.2.1881678803.1649973298
www.britannica.com/ Name: JSESSIONID
Value: D1D995B1FC960A798A4A83890BFC09FF
.britannica.com/ Name: _gat_gtag_UA_6636134_11
Value: 1
www.britannica.com/ Name: BCSessionID
Value: 0dc95891-5d43-4499-9b03-07bd9bcabb82
encyclopediabritannica.blueconic.net/ Name: AWSALBCORS
Value: uDcAQIpHvvMIGiOJ/CXffN6R0k686AvX/BYK7Bq+/RzACnFlUAQcGX1r+B3AlxO6hwhb1JY8JeEkpFfR1INm4SldJBO7cNw32IQMOCWIpcpoTnb+b0wnB0S0FvH3
.britannica.com/ Name: eb_content_meter_views_remaining
Value: 5
.britannica.com/ Name: eb_content_meter
Value: true
bc-script.britannica.com/ Name: AWSALB
Value: gd57/mW2cRuYaTPHbGsFtRsv29QZblb/LWMuQrMZFUkVgwQaipPJsUO4tQsOywkB+MSszUMdP0+qzsxS1mjZKlILmLd04exKk6GulPpTmQ8ym4CSLL9SzsY3XlBx
bc-script.britannica.com/ Name: AWSALBCORS
Value: gd57/mW2cRuYaTPHbGsFtRsv29QZblb/LWMuQrMZFUkVgwQaipPJsUO4tQsOywkB+MSszUMdP0+qzsxS1mjZKlILmLd04exKk6GulPpTmQ8ym4CSLL9SzsY3XlBx

8 Console Messages

Source Level URL
Text
other warning URL: https://cmp-consent-tool.privacymanager.io/latest/index.html#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
A preload for 'https://cmp-consent-tool.privacymanager.io/latest/runtime.js' is found, but is not used because the request credentials mode does not match. Consider taking a look at crossorigin attribute.
other warning URL: https://cmp-consent-tool.privacymanager.io/latest/index.html#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
A preload for 'https://cmp-consent-tool.privacymanager.io/latest/polyfills.js' is found, but is not used because the request credentials mode does not match. Consider taking a look at crossorigin attribute.
other warning URL: https://cmp-consent-tool.privacymanager.io/latest/index.html#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
A preload for 'https://cmp-consent-tool.privacymanager.io/latest/vendor.js' is found, but is not used because the request credentials mode does not match. Consider taking a look at crossorigin attribute.
other warning URL: https://cmp-consent-tool.privacymanager.io/latest/index.html#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
A preload for 'https://cmp-consent-tool.privacymanager.io/latest/main.js' is found, but is not used because the request credentials mode does not match. Consider taking a look at crossorigin attribute.
javascript warning URL: https://cmp-consent-tool.privacymanager.io/latest/#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
The resource https://cmp-consent-tool.privacymanager.io/latest/runtime.js was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://cmp-consent-tool.privacymanager.io/latest/#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
The resource https://cmp-consent-tool.privacymanager.io/latest/main.js was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://cmp-consent-tool.privacymanager.io/latest/#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
The resource https://cmp-consent-tool.privacymanager.io/latest/vendor.js was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.
javascript warning URL: https://cmp-consent-tool.privacymanager.io/latest/#/notice?theme=blueLagoon&useSystemFonts=false&cmpType=tcf
Message:
The resource https://cmp-consent-tool.privacymanager.io/latest/polyfills.js was preloaded using link preload but not used within a few seconds from the window's load event. Please make sure it has an appropriate `as` value and it is preloaded intentionally.

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
X-Xss-Protection 1; mode=block

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.

ads.adthrive.com
ajax.googleapis.com
analytics.twitter.com
bc-script.britannica.com
c.amazon-adsystem.com
cdn-magiclinks.trackonomics.net
cdn.britannica.com
cdn.id5-sync.com
cdn.jwplayer.com
cmp-consent-tool.privacymanager.io
confiant-integrations.global.ssl.fastly.net
connect.facebook.net
content.jwplatform.com
dev.visualwebsiteoptimizer.com
encyclopediabritannica.blueconic.net
fonts.googleapis.com
fonts.gstatic.com
gdpr-wrapper.privacymanager.io
gdpr.privacymanager.io
insitez.blob.core.windows.net
securepubads.g.doubleclick.net
static.ads-twitter.com
static.cloudflareinsights.com
stats.g.doubleclick.net
t.co
unpkg.com
webstats.eb.com
widget.surveymonkey.com
www.britannica.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googleoptimize.com
www.googletagmanager.com
104.18.4.110
104.244.42.195
104.244.42.5
142.250.186.162
143.204.95.188
143.204.98.28
143.204.98.62
143.204.98.65
151.101.65.194
18.66.2.119
18.66.2.122
199.232.188.157
23.20.129.87
2600:9000:2156:7400:16:f82a:8600:93a1
2600:9000:2156:9e00:11:2a6a:9480:93a1
2600:9000:2156:e000:1:a3fa:7cc0:93a1
2600:9000:225a:6200:1:a3fa:7cc0:93a1
2600:9000:225a:ea00:1d:8c8c:47c0:93a1
2606:4700:440e::6812:2fe6
2606:4700::6810:7baf
2a00:1450:4001:808::2003
2a00:1450:4001:808::200a
2a00:1450:4001:810::200a
2a00:1450:4001:829::200e
2a00:1450:4001:82a::2008
2a00:1450:4001:82f::2003
2a00:1450:4001:831::2004
2a00:1450:4001:831::200e
2a00:1450:400c:c01::9d
2a03:2880:f01c:216:face:b00c:0:3
2a03:2880:f12d:181:face:b00c:0:25de
3.214.95.187
34.96.102.137
40.118.73.208
46.105.202.126
02361e25e8fb661edf195b00bf60f26e774b3bee336a54da8d021ed10c01d358
059dc1a681c53936b2ab205e41da1292b9536362ae9ff666871e82109cec05b4
06b99248a163333e36980a6cfb756f1a7de60fa49517162b87b1a44d5d48f844
08427f29dcd0f2cfc0aa5f04deeed050f1c8dae45bbaeba3d5a164d556851def
086f1c868f8f769ef0039b238b415fc3c46d97e342309dc8c61cefb40868212e
08e66ca89d535f34fee38fa2ecc65d783c555c8e128103f989a99801b669392d
0aaa328a33757049799f73daa4c17a73a629dadd2dc59a8a4ddcffcf666df539
0ce971331a86b5ae49d1f6aa92052abb467dae73230c732dcd0d25e51fcfb4d6
107c3c8d58a4b471627bcbdb06e10ec2cbd670a02c29458fea8383c1f9d7ddb9
10d30e26ef1c7a25e4714259f231c7db8993fe4583537a2be5a3b1749443b726
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
1357132a872bc3c79a758f8ee6bd845da8dd085917d3948fd9ea7eb5cbc8228d
1909b2a83fd41494d94862c4323944d9d0aa1f1e653f252ea5a73fc5944308b0
1c4777fe3a673a05492e27d08032cc91c23ac5389897c9235b09b8b0f5a74db3
1e8eb3143ae508bca0b46d3cc70e57d78c9c19b8b535a40498bad308428c65fb
1f875f2f6401934b67b953f7a89e23e4b81456b2b618e130837cb35cccc19c47
20cd836805a1c2f92e21cf84debb5bacdb357fc8297f630322de3f0cfe7d20cf
29b7f78db08d77ff1943d06b6a5f1ebf24843b1fb8cd40da79d576101f5f0b5e
3029834a820c79c154c377f52e2719fc3ff2a27600a07ae089ea7fde9087f6bc
31dc78812232ea4a6493c142cb106b6e9b1ce8a6132f812acd86c873e80502a7
352833908a691542f43305d64b0d0d464c6880e57d757c3dc6ee5e764f2e8ae8
35292fc8fc71f0eef53b73e7c1e8b3e412fef96840cd854684db491cdaf292c2
37ae064204f575b5061f0a2fdeb1f7334bf422360f57f67c0ffb3497e59276fa
3992b901546ef4e2685680badcd372d0834724caf9b1c95ea0f1e7c4ce6e5bc8
3b4be609df3f7316e2257c6980fe862c5f1b490c06a5fefd417649b73534cf83
47593175657bd4b918e23dd1378adbaeaec652444c70a930be72069a67104791
48307114877d5b07454707dd9e225619dc2b438b76558e29748f1f9aee0bbf5a
4a275a199897e3dac4160f53ab3a209bb3041751e1de470f369e0312f89041ec
4c2d4ddb62d7af2afafaea3e18c00c487dcaaec068d559ae22338d5b799b87b4
4d5808bb5d8672e240ffcfa93b568bf93a959169ccb0d0d15b63bb9345a099a5
4da3e3aa30b5b06390d7e7e3fcfb16d648909eb429d161c2748bd6d79a7ec5fb
4eba10304f45a9ca7d6b3b882e564a5dd00d3900dc515fbe6137765ed0fb45a3
50166cea7ed05f882dff7f3496d076e8bc9defb23b487d64d6d4a7c21c325d1a
5720a0f15c6f0be3b0143f6d2dab3617ea9fde3f3e9f652ea89fe07a7de1ead0
578ea33c3a1daec87277cd626647c55f3e0abd72c0673cde0fe40d4fb8fd5579
5fd811628575c59ea4501cbacd7fee7ffcb6eac53994664438bf006142eb0e0e
6139dddd3b6b6b847bccd476918dc8fb4f4f5a10908e5707c704f155e0918e84
674f617d2be8fa1dc17ba86cc071416e74979e2957bcc16c9da949d3801f7eff
68bb2ae4862ef82e81e4169d3c47ebcd1c25f0b2daff6326e1ffa3de62de2131
69f31566d58ee19706a2f8e1ba4f1df5152d2112b2e3da32bea647b846d4409d
6d3e363e69dbe14c5a208ca4150bee977f5951f58c0e8af98a51876f19ec2545
6f9876d88e630a83969be81150b1c4580d81c1377b27a7cdc66c05118ff4f0d0
82fed6b33f6ce5bb98c928e0c7fdc3a307a7935428464684583f65ba6bd62562
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
854e339e22f1bb3581bc2f1973499ab14090ac94ec8c509ab737b5b846f8adfd
8ac52770e94c50e7c712acdc19be14d63358a9db2a19f06d8402e82a67cb2100
8db22950b3f47f686f4bad6b6d21386f03a4b0b24320c6715436424e41dcda09
92fca55833f48b4289ac8f1cedd48752b580fce4ec4b5d81670b8193d6e51b54
93d8785c48b931b5013c61d2d90a55c21baf712dbd857fafc354fdcef85c6459
945c2f8348de59a78a9e544218b9db207240eadff8ba2b93b0452a6e8318277f
9476350068dbd8b61373906f6d9dba49ed31ed5d64d6ee2d48da082c44a447dc
964709088e8bcf45e9ff2aebe7f320065836761408638f677d01590478a36551
98334aa4a2cce38831cf6d524793ffc63e2ae56268b642b0545f59478073cbd1
9b651a232430a06cc5697eb2f779b35fea59ee8359b1da41a56961396d205caa
9d0c64b5cb663056b6295f677fb794d23ae3999112515beecb7c6703723f493a
a1580c7a1f65ec98f59f9c43d3791fe27d535f5b08583a3189a07ce9b353d410
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
a2daf35cb80e5d7c573a6dba4755dd9f616a14c7a5721504144f6add77ddd442
a514715256484ef92ed8701fb83b9b696528987c77e7fadfc4d2bfdf8a36559a
a55f189bb4a988e0916864167c6f60bf30eb23cef0054868bc443bc9cc4e0237
a61d67250a5c36640e22099937af31613e68d6134439d5d4329efea0372aea79
aac4ddd07f7a10e394c1547ea1cef18c513c2f3ed4703e3f86bcb91e4451b701
ac8778041fdb7f2e08ceb574c9a766247ea26f1a7d90fa854c4efcf4b361a957
afa129030917925acc6826a544c2e0867f12c3e594a325679c70333726694fe0
afb43a93e8d5cbcbcb27e88a0c996552937d9deb43181a27c268dcfd854b8c37
afd08123268d92e537bf06b4b8f452cad76ccfcb31e9eceb4a5b981be649b826
afe7a355400a0052ba2199b71f61a1650d843dc7db19b87fb47bf3072878d24d
b16a5422926a2266caaf2ea5ab148c97cc00369e5bda9b6970d4ffa5c833125b
b6d3a5c1af49aecf19b86f82428c06deea0b51a389bb228c1a69b2cb966fcea2
b7c71ed16316464e137286c7c3cc44497100c0515bebb852e1ec28d628a1ef64
bdb65f182a6f4d1753138a92b332fa7396a1d510cc2e521e9d30a5b7c0a8f97b
c0c6ebceae3d1722e6da4ce408acb406787f11df1e1fb8696f33c5481e9b4b6f
c3aff834a14927ed7e072a221c06130f1c73fe7ef8b52dc681ce79e2e16005b3
c4dccdd9ae25b64078e0c73f273de94f8894d5c99e4741645ece29aeefc9c5a4
c4f0f1ece82f965f3465526e57c90f14f60d8fd6ba6c544adab312f5c3cd8e38
c6cb04c78ff3e6fe0646259406fe3d2ae82b21a50d718288643c082d6ace8b6d
cca4ee5dfcb6447e15a2499377d72b01da4bd4f9f027c93f6a9c2e7706f3ad74
cce577471c2586f3e0c2518fff84a970d33f61491fb8c629341b86f238cf07c0
cd32ac808b323ce6c8560cba52ebba764864c69205de549821a41e1c21cbe51d
ce35bb41725928963ee4ad2ce93552bcddb588faccffffd2a9494ead15f4f39a
cfcf213b298c4ffa7e17ccf32b61f38ec90c9cd62f606602b184a761811bf796
d0adcd30589b31a6fbb3fc63e50e1e2d67fbb24acf696445f1462ebdfb724549
d195d848ff43b87d1f36e1e460d73055b33f128bc719bc002bed51c7b0dd3ce4
d278491b1de51ad826d16be5ab27b1746999c02d45200f107218427e34eed798
d44dad899f55a3e18745e409047c86079ba6d6f62d97b31c2bace1f83d1cf75e
d99e653108408e7ef481aac8c8b5b79e522f98aabc52916fc8cb04d7d59165c1
dc6e4fdb6ead4d55ec0a340587191f2098d656384d92120ecd3707fc02ed2ebe
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
df26a384824e229f73fcdca61d345242411a280965f41acb7e21f42ea9bc62ec
df3e003cc30e9bdd0313100e8ee5d468070b4b34d11ad355f276a356d4b9c7bf
e0c254788ad36f95d44c1786c590263e89ea3976fcbc9ae7c82c52493b254391
e34daf64a03ed957a1fcd2714388dc7f4d366d4759a4c66b52e380e36f9632a2
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e5dfc440931f31083ad425b5d65498432969c53cde5876ef1a134a752165f9eb
e660409d9d38f3b0eb3f3a7a6fee086ffcc6963ef7ce1cc34c0e0914a5711e9b
eecfabefcfd6a61bc60c5b7cc15f8c0055028b5eacfa278b221b748dd0a5917e
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
ef379dd536225be873df58a27f390dc03ce520894d041ccc4792b293c7c4682e
f0fe7e69e970311a87c3b57b217e6fc19f0a65b25813ad64426169712f61e402
f136cd1a769c6d3253135282bd06d378a2a65edf1296e7cd163d2ab40f630669
f1a175c3b48e56c1ce81909cde3ad8c07f2e9946a3c232b0424e2ebcd60ef9fb
f373702102ace509e79cf812c0a6563746d392493497ed59cd3120c6274c5aba
f3b7c1db62b27981da0e0ef7ffef5b78ced171e911bf6f9cecaf6bb047ec1590
fc640612b40da2fbc4f3321151152acb1d8d1f3b8edfcd191c42575c647cbcff
fd0a1ac929c11b08e819fe4b0a18c5574012c44f09de8987c6be99a0f055a505
ffc8460cc3802706d4cc4da34c49856fb7583d30051ac3e79475e783526faf86