URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Submission: On July 01 via api from US

Summary

This website contacted 36 IPs in 5 countries across 32 domains to perform 96 HTTP transactions. The main IP is 104.18.18.221, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.britannica.com.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on April 13th 2021. 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
15 104.18.18.221 13335 (CLOUDFLAR...)
1 2a00:1450:400... 15169 (GOOGLE)
9 2606:4700::68... 13335 (CLOUDFLAR...)
1 2.18.234.21 16625 (AKAMAI-AS)
2 142.250.185.66 15169 (GOOGLE)
2 65.9.86.127 16509 (AMAZON-02)
1 151.101.13.194 54113 (FASTLY)
7 99.86.4.126 16509 (AMAZON-02)
1 2600:9000:210... 16509 (AMAZON-02)
3 2a00:1450:400... 15169 (GOOGLE)
1 2606:4700::68... 13335 (CLOUDFLAR...)
1 2606:4700:10:... 13335 (CLOUDFLAR...)
1 2a02:2638:1::3 44788 (ASN-CRITE...)
1 76.223.111.131 16509 (AMAZON-02)
4 35.190.74.222 15169 (GOOGLE)
8 34.96.102.137 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 40.118.73.208 8075 (MICROSOFT...)
1 2 151.101.114.137 54113 (FASTLY)
1 2600:9000:210... 16509 (AMAZON-02)
1 199.232.136.157 54113 (FASTLY)
2 2a03:2880:f01... 32934 (FACEBOOK)
14 65.9.77.3 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
1 2600:9000:210... 16509 (AMAZON-02)
2 2a00:1450:400... 15169 (GOOGLE)
2 2a03:2880:f11... 32934 (FACEBOOK)
2 3.234.170.180 14618 (AMAZON-AES)
1 54.85.214.106 14618 (AMAZON-AES)
1 104.244.42.197 13414 (TWITTER)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
1 34.120.133.55 15169 (GOOGLE)
1 2a02:2638:1::13 44788 (ASN-CRITE...)
1 104.244.42.3 13414 (TWITTER)
96 36
Apex Domain
Subdomains
Transfer
36 britannica.com
www.britannica.com
cdn.britannica.com
bc-script.britannica.com
911 KB
9 cookielaw.org
cdn.cookielaw.org
176 KB
8 visualwebsiteoptimizer.com
dev.visualwebsiteoptimizer.com
106 KB
4 google-analytics.com
www.google-analytics.com
20 KB
4 superficialsquare.com
superficialsquare.com
31 KB
3 googletagmanager.com
www.googletagmanager.com
130 KB
3 doubleclick.net
securepubads.g.doubleclick.net
stats.g.doubleclick.net
140 KB
2 blueconic.net
encyclopediabritannica.blueconic.net
2 KB
2 facebook.com
www.facebook.com
312 B
2 facebook.net
connect.facebook.net
99 KB
2 connatix.com
cd.connatix.com
cds.connatix.com
221 KB
2 amazon-adsystem.com
c.amazon-adsystem.com
36 KB
1 twitter.com
analytics.twitter.com
659 B
1 criteo.com
gum.criteo.com
590 B
1 rlcdn.com
api.rlcdn.com
223 B
1 google.de
www.google.de
107 B
1 google.com
www.google.com
115 B
1 t.co
t.co
454 B
1 eb.com
webstats.eb.com
303 B
1 adsafeprotected.com
static.adsafeprotected.com
481 B
1 ads-twitter.com
static.ads-twitter.com
2 KB
1 cloudfront.net
d2s8wlbatk24s7.cloudfront.net
15 KB
1 windows.net
insitez.blob.core.windows.net
489 B
1 gstatic.com
fonts.gstatic.com
103 KB
1 adsrvr.org
match.adsrvr.org
545 B
1 criteo.net
static.criteo.net
38 KB
1 onetrust.com
geolocation.onetrust.com
408 B
1 cloudflareinsights.com
static.cloudflareinsights.com
5 KB
1 jwplatform.com
content.jwplatform.com
39 KB
1 fastly.net
includemodal.global.ssl.fastly.net
12 KB
1 indexww.com
js-sec.indexww.com
58 KB
1 googleapis.com
fonts.googleapis.com
472 B
96 32
Domain Requested by
15 www.britannica.com www.britannica.com
static.cloudflareinsights.com
14 bc-script.britannica.com www.googletagmanager.com
bc-script.britannica.com
9 cdn.cookielaw.org www.britannica.com
cdn.cookielaw.org
8 dev.visualwebsiteoptimizer.com www.britannica.com
dev.visualwebsiteoptimizer.com
7 cdn.britannica.com www.britannica.com
4 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
4 superficialsquare.com www.britannica.com
superficialsquare.com
3 www.googletagmanager.com www.britannica.com
www.googletagmanager.com
2 encyclopediabritannica.blueconic.net bc-script.britannica.com
2 www.facebook.com www.britannica.com
connect.facebook.net
2 connect.facebook.net www.britannica.com
connect.facebook.net
2 c.amazon-adsystem.com www.britannica.com
c.amazon-adsystem.com
2 securepubads.g.doubleclick.net www.britannica.com
securepubads.g.doubleclick.net
1 analytics.twitter.com static.ads-twitter.com
1 gum.criteo.com static.criteo.net
1 api.rlcdn.com js-sec.indexww.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 t.co www.britannica.com
1 webstats.eb.com www.britannica.com
1 static.adsafeprotected.com www.britannica.com
1 static.ads-twitter.com www.britannica.com
1 d2s8wlbatk24s7.cloudfront.net includemodal.global.ssl.fastly.net
1 cds.connatix.com www.britannica.com
1 cd.connatix.com 1 redirects
1 insitez.blob.core.windows.net www.britannica.com
1 fonts.gstatic.com fonts.googleapis.com
1 match.adsrvr.org js-sec.indexww.com
1 static.criteo.net js-sec.indexww.com
1 geolocation.onetrust.com cdn.cookielaw.org
1 static.cloudflareinsights.com www.britannica.com
1 content.jwplatform.com www.britannica.com
1 includemodal.global.ssl.fastly.net www.britannica.com
1 js-sec.indexww.com www.britannica.com
1 fonts.googleapis.com www.britannica.com
96 36
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2021-04-13 -
2022-04-12
a year crt.sh
upload.video.google.com
GTS CA 1O1
2021-05-31 -
2021-08-23
3 months crt.sh
cookielaw.org
Cloudflare Inc ECC CA-3
2021-06-01 -
2022-05-31
a year crt.sh
san.casalemedia.com
GeoTrust RSA CA 2018
2021-02-05 -
2022-02-09
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2021-06-07 -
2021-08-30
3 months crt.sh
c.amazon-adsystem.com
Amazon
2020-08-04 -
2021-08-02
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.britannica.com
Amazon
2020-11-12 -
2021-12-11
a year crt.sh
jwplayer.com
Amazon
2021-01-29 -
2022-02-26
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2021-05-31 -
2021-08-23
3 months crt.sh
onetrust.com
Cloudflare Inc ECC CA-3
2021-02-12 -
2022-02-11
a year crt.sh
*.criteo.net
DigiCert TLS Hybrid ECC SHA384 2020 CA1
2021-06-27 -
2021-09-24
3 months crt.sh
*.adsrvr.org
GlobalSign GCC R3 DV TLS CA 2020
2021-03-18 -
2022-04-19
a year crt.sh
superficialsquare.com
R3
2021-06-16 -
2021-09-14
3 months crt.sh
*.visualwebsiteoptimizer.com
Starfield Secure Certificate Authority - G2
2020-06-19 -
2022-07-06
2 years crt.sh
*.gstatic.com
GTS CA 1C3
2021-06-07 -
2021-08-30
3 months crt.sh
*.blob.core.windows.net
Microsoft RSA TLS CA 01
2021-06-02 -
2022-06-02
a year crt.sh
*.connatix.com
Go Daddy Secure Certificate Authority - G2
2020-09-29 -
2021-10-19
a year crt.sh
*.cloudfront.net
Amazon
2021-03-19 -
2022-03-17
a year crt.sh
ads-twitter.com
DigiCert SHA2 High Assurance Server CA
2020-08-14 -
2021-08-19
a year crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2021-05-26 -
2021-08-24
3 months crt.sh
bc-script.britannica.com
Amazon
2021-06-11 -
2022-07-10
a year crt.sh
static.adsafeprotected.com
Amazon
2020-10-03 -
2021-11-03
a year crt.sh
*.blueconic.net
Thawte TLS RSA CA G1
2019-12-04 -
2022-02-01
2 years crt.sh
*.eb.com
Amazon
2020-12-09 -
2022-01-07
a year crt.sh
t.co
DigiCert TLS RSA SHA256 2020 CA1
2021-02-05 -
2022-02-04
a year crt.sh
www.google.com
GTS CA 1C3
2021-06-07 -
2021-08-30
3 months crt.sh
www.google.de
GTS CA 1C3
2021-05-31 -
2021-08-23
3 months crt.sh
*.rlcdn.com
Sectigo RSA Domain Validation Secure Server CA
2021-02-25 -
2022-03-28
a year crt.sh
*.criteo.com
DigiCert TLS Hybrid ECC SHA384 2020 CA1
2021-06-27 -
2021-09-24
3 months crt.sh
*.twitter.com
DigiCert TLS RSA SHA256 2020 CA1
2021-02-05 -
2022-02-04
a year crt.sh

This page contains 3 frames:

Primary Page: https://www.britannica.com/biography/Claudius-Roman-emperor
Frame ID: 153EE050EFBB6E7BC126A3C986DBFB0B
Requests: 94 HTTP requests in this frame

Frame: https://cds.connatix.com/p/122097/connatix.player.dc.js
Frame ID: 8DE0074784D99514C79E77D7F9B5B64D
Requests: 1 HTTP requests in this frame

Frame: https://gum.criteo.com/syncframe?origin=publishertag&topUrl=www.britannica.com&gdpr=1&gdpr_consent=CPIouClPIouClAcABBENBgCgAAAAAH_AACiQAAAQBAJMNS-AC7EscGTaNKoUQIwrCQ6AUAFFAMLRNYQMrgp2VwEeoIGACE1ARgRAgxBRiwCAAQCAJCIgJADwQCIAiAQAAgBUgIQAEbAILACwMAgAFANCxAigCECQgyOCo5TAgIkWignsrAEou9jTCEMosAKBR_RUYCJQggWBkJCwcxwBAAAA.YAAAD_gAAAAA
Frame ID: BA664F35F6368ECD115E70C9B08A4A32
Requests: 1 HTTP requests in this frame

Screenshot


Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /^cloudflare$/i

Overall confidence: 100%
Detected patterns
  • script /\/\/connect\.facebook\.net\/[^/]*\/[a-z]*\.js/i

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

Page Statistics

96
Requests

100 %
HTTPS

50 %
IPv6

32
Domains

36
Subdomains

36
IPs

5
Countries

2149 kB
Transfer

7202 kB
Size

18
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 37
  • https://cd.connatix.com/connatix.player.js HTTP 302
  • https://cds.connatix.com/p/122097/connatix.player.dc.js

96 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request Claudius-Roman-emperor
www.britannica.com/biography/
94 KB
27 KB
Document
General
Full URL
https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
eda9b6a531a355dbf927454eddd87be9f97da1e76f8824d4a4621d261d321387
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:method
GET
:authority
www.britannica.com
:scheme
https
:path
/biography/Claudius-Roman-emperor
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-type
text/html;charset=UTF-8
vary
Accept-Encoding,User-Agent
x-tserver
ip-10-145-21-245/127.0.1.1
set-cookie
bcomID=6120369864020052294; Domain=britannica.com; Expires=Sun, 29-Jun-2031 01:12:20 GMT; Path=/ SessionAuth=1e3SmRhcFeh5tjAF98j2uYI80bw+Eyyz6UNOtyCyrLomdJDc9o82xLxPb3UIt9XD; Domain=britannica.com; Path=/ subreturn=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor; Domain=britannica.com; Path=/ webstats="referer_page=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor"; Version=1; Domain=britannica.com; Path=/ __mendel=%7B%27pagesViewed%27%3A1%2C%27surveyShown%27%3Afalse%7D; Domain=britannica.com; Path=/ JSESSIONID=7FD8D06E14CACE9C0ED2655467422BC0; Path=/; HttpOnly
content-language
en-US
x-wserver
127.0.0.1
x-iset
green
x-xss-protection
1; mode=block
x-permitted-cross-domain-policies
master-only
expect-ct
max-age=604800
cf-cache-status
DYNAMIC
cf-request-id
0b0138ceaa000015fc781d3000000001
server
cloudflare
cf-ray
667bc3f77b0215fc-ARN
content-encoding
gzip
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
icon
fonts.googleapis.com/
568 B
472 B
Stylesheet
General
Full URL
https://fonts.googleapis.com/icon?family=Material+Icons
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:802::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
415afc12cef02264dab61ba05de6b9eabb4146c0b4fedfbd160a1fb379f895d0
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

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 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-T051=":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, 01 Jul 2021 01:12:21 GMT
server
ESF
date
Thu, 01 Jul 2021 01:12:21 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, 01 Jul 2021 01:12:21 GMT
vendor-bundle.css
www.britannica.com/resources/dist/
172 KB
24 KB
Stylesheet
General
Full URL
https://www.britannica.com/resources/dist/vendor-bundle.css?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1095653be649741b29f0a33430e07fe7f4adcccd4f5b5fccff66ea5dd7f41635
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/vendor-bundle.css?v=3.49.31
pragma
no-cache
cookie
bcomID=6120369864020052294; SessionAuth=1e3SmRhcFeh5tjAF98j2uYI80bw+Eyyz6UNOtyCyrLomdJDc9o82xLxPb3UIt9XD; subreturn=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor; webstats="referer_page=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor"; __mendel=%7B%27pagesViewed%27%3A1%2C%27surveyShown%27%3Afalse%7D; JSESSIONID=7FD8D06E14CACE9C0ED2655467422BC0
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
24277
cf-request-id
0b0138d15a00001600eab9f000000001
x-wserver
127.0.0.1
last-modified
Wed, 09 Jun 2021 15:11:05 GMT
server
cloudflare
etag
"2aec0-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
text/css
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3fbcfe11600-ARN
mendel-css.css
www.britannica.com/resources/dist/
106 KB
23 KB
Stylesheet
General
Full URL
https://www.britannica.com/resources/dist/mendel-css.css?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
97a69a26eaab220370a19b7c0c3619b2008a96f7c7453e8d9a902f3a2174a1b8
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/mendel-css.css?v=3.49.31
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
23259
cf-request-id
0b0138d159000016001b361000000001
x-wserver
127.0.0.1
last-modified
Wed, 09 Jun 2021 15:11:05 GMT
server
cloudflare
etag
"1a7de-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
text/css
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3fbcfde1600-ARN
topic-page.css
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5 KB
2 KB
Stylesheet
General
Full URL
https://www.britannica.com/resources/dist/topic-page.css?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/topic-page.css?v=3.49.31
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
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user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
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cf-request-id
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x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"1237-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
text/css
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3fbcfd91600-ARN
cmp.stub.js
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1 KB
Script
General
Full URL
https://cdn.cookielaw.org/consent/cmp.stub.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-ms-blob-type
BlockBlob
date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
content-md5
fmld/hbHJY2/VR7APngRag==
age
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vary
Accept-Encoding
cf-request-id
0b0138d1320000074a123c1000000001
x-ms-lease-status
unlocked
last-modified
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server
cloudflare
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
access-control-allow-origin
*
x-ms-request-id
cc6d0384-301e-0137-3359-6c321c000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Type,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control
max-age=14400
x-ms-version
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cf-ray
667bc3fb8f40074a-FRA
otSDKStub.js
cdn.cookielaw.org/scripttemplates/
17 KB
6 KB
Script
General
Full URL
https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-ms-blob-type
BlockBlob
date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
content-md5
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age
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vary
Accept-Encoding
content-length
5811
cf-request-id
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x-ms-lease-status
unlocked
last-modified
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server
cloudflare
etag
0x8D93A6622FF4956
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
access-control-allow-origin
*
x-ms-request-id
783737cc-101e-0120-6a50-6cf27f000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control
max-age=14400
x-ms-version
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accept-ranges
bytes
cf-ray
667bc3fb8f42074a-FRA
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5 KB
2 KB
Script
General
Full URL
https://www.britannica.com/resources/js/iab.js?v=3.49.31
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Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/js/iab.js?v=3.49.31
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
1601
cf-request-id
0b0138d15900001600e4bac000000001
x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"12b8-5c456a66dd280-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3fbcfdf1600-ARN
htw-britannica.js
js-sec.indexww.com/ht/
232 KB
58 KB
Script
General
Full URL
https://js-sec.indexww.com/ht/htw-britannica.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
2.18.234.21 Frankfurt am Main, Germany, ASN16625 (AKAMAI-AS, US),
Reverse DNS
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Software
Apache /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 01 Jul 2021 01:12:21 GMT
Content-Encoding
gzip
Last-Modified
Thu, 01 Jul 2021 01:10:46 GMT
Server
Apache
ETag
"76034c-3a07f-5c605824811d7"
Vary
Accept-Encoding
P3P
policyref="/w3c/p3p.xml", CP="NOI DSP COR DEVa TAIa OUR BUS UNI"
Cache-Control
max-age=3587
Transfer-Encoding
chunked
Connection
keep-alive, Transfer-Encoding
Accept-Ranges
bytes
Content-Type
text/javascript
Expires
Thu, 01 Jul 2021 02:12:08 GMT
gpt.js
securepubads.g.doubleclick.net/tag/js/
69 KB
24 KB
Script
General
Full URL
https://securepubads.g.doubleclick.net/tag/js/gpt.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.185.66 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra16s48-in-f2.1e100.net
Software
sffe /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
sffe
etag
"917 / 14 of 1000 / last-modified: 1625090891"
vary
Accept-Encoding
content-type
text/javascript
cache-control
private, max-age=900, stale-while-revalidate=3600
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":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
24309
x-xss-protection
0
expires
Thu, 01 Jul 2021 01:12:21 GMT
apstag.js
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123 KB
33 KB
Script
General
Full URL
https://c.amazon-adsystem.com/aax2/apstag.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
65.9.86.127 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Server /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 30 Jun 2021 10:14:09 GMT
content-encoding
gzip
server
Server
age
53892
etag
c457e964d47ff007ca9e04843536c474
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 bf5caee39117de5337c47c748b716e80.cloudfront.net (CloudFront)
cache-control
public, max-age=86400
x-amz-cf-pop
AMS1-C1
accept-ranges
bytes
timing-allow-origin
*
x-amz-version-id
SOzAdyP7.FQsxAjkeGom0RVGr_hQgEwt
x-amz-cf-id
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mam.js
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25 KB
9 KB
Script
General
Full URL
https://www.britannica.com/resources/dist/mam.js?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2a1a3c4164a0d0863d28d730f24cce94e5eca90d3850161d642cd77f0bc9b266
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/mam.js?v=3.49.31
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
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content-length
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cf-request-id
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x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"6369-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3fbcfdd1600-ARN
sp.js
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40 KB
12 KB
Script
General
Full URL
https://includemodal.global.ssl.fastly.net/sp.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.13.194 Frankfurt am Main, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
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Response headers

x-amz-version-id
Rwznl4isfCVd0OnIaRCLtzTucgPCizWv
Content-Encoding
gzip
ETag
"8c0e846cb2571fcc913e635e81b0264a"
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X-Cache
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Content-Length
11863
x-amz-id-2
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X-Served-By
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Server
AmazonS3
X-Timer
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Date
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Vary
Accept-Encoding
x-amz-request-id
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Via
1.1 varnish
Accept-Ranges
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Content-Type
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X-Cache-Hits
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25 KB
25 KB
Image
General
Full URL
https://cdn.britannica.com/safeimages/300x90_KnowBetter.jpg
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
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Response headers

date
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via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
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server
AmazonS3
age
348305
etag
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x-cache
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content-type
image/jpeg
cache-control
max-age=604800
x-amz-cf-pop
FRA6-C1
content-length
25590
x-amz-cf-id
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Image
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Full URL
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Requested by
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URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
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Response headers

date
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via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
Tue, 08 Jun 2021 18:36:14 GMT
server
AmazonS3
age
1924295
etag
"de77c13ff188b5cbc1ed68ac4d954a9b"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
public, max-age=31536000
x-amz-cf-pop
FRA6-C1
content-length
25148
x-amz-cf-id
fp9LKi3ZCCE-OJpOwI8GVWLoNj7i-93PpyysieCvfOvtraYsi9VMgA==
jquery-3.5.0.min.js
www.britannica.com/resources/js/libs/
87 KB
31 KB
Script
General
Full URL
https://www.britannica.com/resources/js/libs/jquery-3.5.0.min.js?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c4dccdd9ae25b64078e0c73f273de94f8894d5c99e4741645ece29aeefc9c5a4
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/js/libs/jquery-3.5.0.min.js?v=3.49.31
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
30911
cf-request-id
0b0138d3cb00001600ca248000000001
x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"15d95-5c456a66dd280-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc3ffac091600-ARN
prebid4.12.0.js
www.britannica.com/resources/js/libs/
222 KB
70 KB
Script
General
Full URL
https://www.britannica.com/resources/js/libs/prebid4.12.0.js?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
42c62e030efd5e30b5ecebfa0e79066019d665ba77e26490760299adc4ed4747
Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/js/libs/prebid4.12.0.js?v=3.49.31
pragma
no-cache
cookie
usprivacy=1---
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
cf-request-id
0b0138d68e000016003a9e7000000001
x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"37904-5c456a66dd280-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40418401600-ARN
DkXxjTZZ.js
content.jwplatform.com/libraries/
120 KB
39 KB
Script
General
Full URL
https://content.jwplatform.com/libraries/DkXxjTZZ.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2104:2000:1:a3fa:7cc0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
openresty /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:11:51 GMT
content-encoding
gzip
server
openresty
age
31
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
AMS1-C1
content-length
39941
via
1.1 a31e887359e681523a84a0d401a4fe7c.cloudfront.net (CloudFront)
x-amz-cf-id
2MjpOs8nNpiIj9FEVpvKMthjwNFEjKHZQCWZk8IEvDGKLVROjqx8JA==
expires
Thu, 01 Jul 2021 01:14:21 GMT
js
www.googletagmanager.com/gtag/
92 KB
37 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/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
27316da920c2e93655975068025000693b9cd26c6b8b7747de8946f117ce333f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 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-T051=":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
37276
x-xss-protection
0
expires
Thu, 01 Jul 2021 01:12:22 GMT
beacon.min.js
static.cloudflareinsights.com/
13 KB
5 KB
Script
General
Full URL
https://static.cloudflareinsights.com/beacon.min.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:5f41 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0e567066985125e7974f68b42914dcb134e3c38373a4a3d668bdb38a3e55f299

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
last-modified
Fri, 28 May 2021 17:24:20 GMT
server
cloudflare
etag
W/"5753bdd2-d310-49fa-bd2b-065a8e512116"
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
667bc4041bf01f45-FRA
cf-request-id
0b0138d69100001f454206b000000001
ce82963b-f627-419e-b126-778986904c63.json
cdn.cookielaw.org/consent/ce82963b-f627-419e-b126-778986904c63/
4 KB
2 KB
XHR
General
Full URL
https://cdn.cookielaw.org/consent/ce82963b-f627-419e-b126-778986904c63/ce82963b-f627-419e-b126-778986904c63.json
Requested by
Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:9440 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fe28e6e6977ec4eef90fe4546842fb64f7f59e202ac7b945d2f2b646fea48cfb
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-ms-blob-type
BlockBlob
date
Thu, 01 Jul 2021 01:12:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
content-md5
2jLWp+2A0ZovCE43zEh9Sw==
age
3487
vary
Accept-Encoding
content-length
1547
cf-request-id
0b0138d3ce00002ba1f8150000000001
x-ms-lease-status
unlocked
last-modified
Fri, 18 Jun 2021 03:21:43 GMT
server
cloudflare
etag
0x8D932083247216E
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/x-javascript
access-control-allow-origin
*
x-ms-request-id
f3b514a8-c01e-0087-40f4-638dc9000000
access-control-expose-headers
x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control
public, max-age=14400
x-ms-version
2009-09-19
accept-ranges
bytes
cf-ray
667bc3ffb9f12ba1-FRA
location
geolocation.onetrust.com/cookieconsentpub/v1/geo/
164 B
408 B
Script
General
Full URL
https://geolocation.onetrust.com/cookieconsentpub/v1/geo/location
Requested by
Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6814:b844 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1b94f9074fc2ef1b63132fc70fe244cc5d5322e5982a80b6273a45a935ae335f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/javascript
strict-transport-security
max-age=31536000; includeSubDomains; preload
cf-ray
667bc4040c201f35-FRA
cf-request-id
0b0138d68a00001f350db4e000000001
publishertag.js
static.criteo.net/js/ld/
117 KB
38 KB
Script
General
Full URL
https://static.criteo.net/js/ld/publishertag.js
Requested by
Host: js-sec.indexww.com
URL: https://js-sec.indexww.com/ht/htw-britannica.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a02:2638:1::3 , France, ASN44788 (ASN-CRITEO-EUROPE, FR),
Reverse DNS
Software
nginx /
Resource Hash
758135feb6954c2501153f4a7846378a69e4189243d09272685850b10632358f

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
last-modified
Wed, 02 Jun 2021 14:10:01 GMT
server
nginx
etag
W/"60b79139-1d469"
content-type
text/javascript
access-control-allow-origin
*
cache-control
max-age=86400, public
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
expires
Fri, 02 Jul 2021 01:12:22 GMT
rid
match.adsrvr.org/track/
109 B
545 B
XHR
General
Full URL
https://match.adsrvr.org/track/rid?ttd_pid=casale&fmt=json&p=182364&gdpr=0
Requested by
Host: js-sec.indexww.com
URL: https://js-sec.indexww.com/ht/htw-britannica.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
76.223.111.131 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
a97adde81b00f2ca4.awsglobalaccelerator.com
Software
/
Resource Hash
5d3ae076293c44bd3dce553b3dc4337124705864c0370bf0246725706d37792a

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
x-aspnet-version
4.0.30319
vary
Origin
content-type
application/json; charset=utf-8
access-control-allow-origin
https://www.britannica.com
cache-control
private
access-control-allow-credentials
true
access-control-allow-headers
Origin, X-Requested-With, Content-Type, Content-Length, Content-Encoding, Vary, Cache-Control, Accept
content-length
109
expires
Sat, 31 Jul 2021 01:12:22 GMT
pubads_impl_2021062408.js
securepubads.g.doubleclick.net/gpt/
332 KB
116 KB
Script
General
Full URL
https://securepubads.g.doubleclick.net/gpt/pubads_impl_2021062408.js
Requested by
Host: securepubads.g.doubleclick.net
URL: https://securepubads.g.doubleclick.net/tag/js/gpt.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
142.250.185.66 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra16s48-in-f2.1e100.net
Software
sffe /
Resource Hash
f852dfebba4af97add777a1d789b4739164d6cc93aa34db2c463141a5c3f4d09
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Intervention
<https://www.chromestatus.com/feature/5718547946799104>; level="warning"

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 24 Jun 2021 17:13:33 GMT
server
sffe
vary
Accept-Encoding
content-type
text/javascript
cache-control
private, immutable, max-age=31536000
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":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
118414
x-xss-protection
0
expires
Thu, 01 Jul 2021 01:12:22 GMT
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
65.9.86.127 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
06b99248a163333e36980a6cfb756f1a7de60fa49517162b87b1a44d5d48f844

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-amz-version-id
eEYYOb32LZFr6yGAi8hXG4401uAIPew2
content-encoding
gzip
etag
W/"a4d296427fc806b21335359e398c025c"
age
40538
x-cache
Hit from cloudfront
access-control-max-age
3000
access-control-allow-origin
*
last-modified
Wed, 07 Apr 2021 05:49:36 GMT
server
AmazonS3
date
Wed, 30 Jun 2021 13:56:45 GMT
vary
Origin
access-control-allow-methods
GET
content-type
application/javascript
via
1.1 8e380527758859f940c2c93ed9fbd5d8.cloudfront.net (CloudFront)
cache-control
public, max-age=86400
x-amz-cf-pop
AMS1-C1
x-amz-cf-id
sGwV8Ts6V7v__xB8nWLq1wiDVL-2pHdS_ywkqBLH2HeaSxa1Aj3pkQ==
v2efnImPApSzhnLlHe1yjXrMv18oN6sVdzmho_QRB6Zxhy_rgT68LFVeCAMempYpY
superficialsquare.com/
103 KB
30 KB
Script
General
Full URL
https://superficialsquare.com/v2efnImPApSzhnLlHe1yjXrMv18oN6sVdzmho_QRB6Zxhy_rgT68LFVeCAMempYpY
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
35.190.74.222 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
222.74.190.35.bc.googleusercontent.com
Software
/
Resource Hash
1609b378c5bc11ddd4c6eb5af565560ab14ac523d5c6cd85d1dd0712a5c0857d
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; preload

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security
max-age=15724800; preload
content-encoding
br
x-datacenter
gce-europe-west1
etag
"35fecaca8c9fafcbf49cb5f2bba4bb1023da577a702f9b81dfc691e8e9cb5e6c"
vary
Accept-Encoding, Accept-Language
x-hostname
dd9128f5
content-type
text/javascript; charset=utf-8
cache-control
private, must-revalidate, max-age=21600
date
Thu, 01 Jul 2021 01:12:22 GMT
timing-allow-origin
*
gtm.js
www.googletagmanager.com/
190 KB
47 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/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
b4961c4e32e4cba98390f7deaa4aca0d6c27085b1521b2e58fad080a8a778d5f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
br
vary
Accept-Encoding
cross-origin-resource-policy
cross-origin
alt-svc
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content-length
48276
x-xss-protection
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last-modified
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server
Google Tag Manager
strict-transport-security
max-age=31536000; includeSubDomains
content-type
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access-control-allow-origin
*
cache-control
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access-control-allow-credentials
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access-control-allow-headers
Cache-Control
expires
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3 KB
Script
General
Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
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Software
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Resource Hash
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Request headers

Referer
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User-Agent
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Response headers

timing-allow-origin
*
date
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via
1.1 google
server
gams1
content-encoding
gzip
alt-svc
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content-type
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103 KB
Font
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Full URL
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Requested by
Host: fonts.googleapis.com
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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Resource Hash
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Security Headers
Name Value
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Request headers

Origin
https://www.britannica.com
Referer
https://fonts.googleapis.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
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x-content-type-options
nosniff
age
94380
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
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content-length
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last-modified
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server
sffe
content-type
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access-control-allow-origin
*
cache-control
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accept-ranges
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timing-allow-origin
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Image
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Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
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server
AmazonS3
x-amz-cf-pop
FRA6-C1
etag
"dd5fff49d47ce89f711d5e85a4db7a7f"
x-cache
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content-type
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content-length
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x-amz-cf-id
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14 KB
Image
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Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
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Response headers

date
Mon, 05 Apr 2021 15:53:44 GMT
via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
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server
AmazonS3
age
7463919
etag
"955fe3ea56c13f374b23f0e6821c9553"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
public, max-age=31536000
x-amz-cf-pop
FRA6-C1
content-length
13572
x-amz-cf-id
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64 KB
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Image
General
Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
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via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
Tue, 02 Feb 2021 17:53:39 GMT
server
AmazonS3
age
6123315
etag
"95086315bb973e03a0a90ee8e7fc4233"
x-cache
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content-type
image/jpeg
cache-control
public, max-age=31536000
x-amz-cf-pop
FRA6-C1
content-length
65293
x-amz-cf-id
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Image
General
Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Tue, 09 Feb 2021 09:29:22 GMT
via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
last-modified
Wed, 02 Dec 2020 18:34:25 GMT
server
AmazonS3
age
12238981
etag
"c05ea9accb09f17bbe41db704f9e317e"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
public, max-age=31536000
x-amz-cf-pop
FRA6-C1
content-length
5841
x-amz-cf-id
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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/biography/Claudius-Roman-emperor
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
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Reverse DNS
Software
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Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-ms-lease-status
unlocked
x-ms-blob-type
BlockBlob
Date
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Content-Encoding
gzip
Last-Modified
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Server
Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
Content-MD5
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ETag
0x8D935BD7FB88733
Content-Type
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x-ms-request-id
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Cache-Control
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x-ms-version
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Content-Length
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607 KB
185 KB
XHR
General
Full URL
https://www.britannica.com/resources/dist/topic-page.js?v=3.49.31
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/resources/js/libs/jquery-3.5.0.min.js?v=3.49.31
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
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Reverse DNS
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Resource Hash
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Security Headers
Name Value
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Request headers

sec-fetch-mode
cors
accept-encoding
gzip, deflate, br
accept-language
en-US
x-requested-with
XMLHttpRequest
sec-fetch-dest
empty
cookie
usprivacy=1---
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/resources/dist/topic-page.js?v=3.49.31
pragma
no-cache
user-agent
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accept
text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
cache-control
no-cache
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept
text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
cf-request-id
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x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"97af5-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40599931600-ARN
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3 KB
2 KB
XHR
General
Full URL
https://www.britannica.com/webstats/mendelstats.js?v=1
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/resources/js/libs/jquery-3.5.0.min.js?v=3.49.31
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

sec-fetch-mode
cors
accept-encoding
gzip, deflate, br
accept-language
en-US
x-requested-with
XMLHttpRequest
sec-fetch-dest
empty
cookie
usprivacy=1---
:path
/webstats/mendelstats.js?v=1
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
cache-control
no-cache
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept
text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
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cf-request-id
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x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"cb5-599ff81074200-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40599941600-ARN
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General
Full URL
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Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.126 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 00:07:06 GMT
content-encoding
gzip
last-modified
Wed, 11 Dec 2019 14:47:20 GMT
server
AmazonS3
age
3917
etag
W/"8ef0a59c92ad8eed00091eb6a4841208"
vary
Accept-Encoding
x-cache
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content-type
image/svg+xml
via
1.1 d07eabeb1ed60c06da1457f35fb5c8c5.cloudfront.net (CloudFront)
cache-control
max-age=604800
x-amz-cf-pop
FRA6-C1
x-amz-cf-id
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Redirect Chain
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990 KB
221 KB
Script
General
Full URL
https://cds.connatix.com/p/122097/connatix.player.dc.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.114.137 Frankfurt am Main, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:22 GMT
content-encoding
br
last-modified
Wed, 30 Jun 2021 12:33:57 GMT
age
45102
etag
"d52d0b88abef0d305ffc3035e0dccaa8"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
access-control-max-age
86400
cache-control
public,max-stale=31557600,stale-while-revalidate= 31557600, immutable,max-age=31557600
accept-ranges
bytes
content-length
225626

Redirect headers

location
https://cds.connatix.com/p/122097/connatix.player.dc.js
date
Thu, 01 Jul 2021 01:12:22 GMT
cache-control
no-cache, no-store, must-revalidate, max-age=0
age
0
accept-ranges
bytes
content-length
0
retry-after
0
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45 KB
15 KB
XHR
General
Full URL
https://d2s8wlbatk24s7.cloudfront.net/service/js/12ca4747-8e80-4a36-b550-dc239c18b954.js
Requested by
Host: includemodal.global.ssl.fastly.net
URL: https://includemodal.global.ssl.fastly.net/sp.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2104:a000:d:77c3:2dc0:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
nginx/1.10.3 (Ubuntu) /
Resource Hash
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 30 Jun 2021 23:19:19 GMT
content-encoding
gzip
server
nginx/1.10.3 (Ubuntu)
age
6783
vary
Accept-Encoding
access-control-allow-methods
POST, GET, OPTIONS
content-type
application/javascript
access-control-allow-origin
*
access-control-max-age
14400
cache-control
public, max-age=14400
x-cache
Hit from cloudfront
x-amz-cf-pop
AMS1-C1
access-control-allow-headers
*
x-amz-cf-id
j7op93IJpzjG8-f7UVG5cYXaz7IXzcv5p1uU0tFOQmdCS45f23BjzA==
via
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Response headers

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Response headers

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Response headers

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General
Full URL
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Response headers

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content-encoding
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Response headers

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Response headers

content-security-policy
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Response headers

strict-transport-security
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accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:24 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
2800
cf-request-id
0b0138db2300001600dc9fb000000001
x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"2d0b-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40b6f321600-ARN
1841.79e3765f.css
www.britannica.com/resources/dist/
989 B
780 B
Stylesheet
General
Full URL
https://www.britannica.com/resources/dist/1841.79e3765f.css
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/1841.79e3765f.css
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
432
cf-request-id
0b0138db240000160008aab000000001
x-wserver
127.0.0.1
last-modified
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server
cloudflare
etag
"3dd-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
text/css
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40b6f361600-ARN
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12 KB
5 KB
Script
General
Full URL
https://www.britannica.com/resources/dist/1841.67d30dfc.js
Requested by
Host: www.britannica.com
URL: https://www.britannica.com/biography/Claudius-Roman-emperor
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
104.18.18.221 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Xss-Protection 1; mode=block

Request headers

:path
/resources/dist/1841.67d30dfc.js
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.britannica.com
referer
https://www.britannica.com/biography/Claudius-Roman-emperor
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.britannica.com/biography/Claudius-Roman-emperor
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
content-encoding
gzip
cf-cache-status
DYNAMIC
x-permitted-cross-domain-policies
master-only
x-iset
green
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
4586
cf-request-id
0b0138db25000016001b3c7000000001
x-wserver
127.0.0.1
last-modified
Wed, 09 Jun 2021 15:11:05 GMT
server
cloudflare
etag
"31b9-5c456aef3d440-gzip"
expect-ct
max-age=604800
vary
Accept-Encoding,User-Agent
content-type
application/javascript
x-xss-protection
1; mode=block
accept-ranges
bytes
cf-ray
667bc40b6f371600-ARN
/
www.facebook.com/tr/
0
15 B
Ping
General
Full URL
https://www.facebook.com/tr/
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f11c:8183:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
multipart/form-data; boundary=----WebKitFormBoundaryTFjJGdQxmQJFwROJ

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
server
proxygen-bolt
date
Thu, 01 Jul 2021 01:12:23 GMT
content-type
text/plain
access-control-allow-origin
https://www.britannica.com
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
content-length
0
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
priority
u=3,i
settings.js
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1 KB
635 B
Script
General
Full URL
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Requested by
Host: dev.visualwebsiteoptimizer.com
URL: https://dev.visualwebsiteoptimizer.com/7.0/va-9d6ac57dbcbba3321dd904e6ee78b647.js
Protocol
H3-29
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
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Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
via
1.1 google
server
gams1
content-encoding
gzip
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":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
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
69 KB
14 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A23%2B02%3A00&ts=1625101943644
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:23 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
13500
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 5e828cc6ff056cb59ec35c3467ec45f5.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
-sOgbGZSLm0g7QXh_uD3dkCSkMsig94NaPGhAUmAittuOv874rgRWw==
expires
Thu, 01 Jan 1970 00:00:00 GMT
syncframe
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291 B
590 B
Document
General
Full URL
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Requested by
Host: static.criteo.net
URL: https://static.criteo.net/js/ld/publishertag.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a02:2638:1::13 , France, ASN44788 (ASN-CRITEO-EUROPE, FR),
Reverse DNS
Software
/
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

:method
GET
:authority
gum.criteo.com
:scheme
https
:path
/syncframe?origin=publishertag&topUrl=www.britannica.com&gdpr=1&gdpr_consent=CPIouClPIouClAcABBENBgCgAAAAAH_AACiQAAAQBAJMNS-AC7EscGTaNKoUQIwrCQ6AUAFFAMLRNYQMrgp2VwEeoIGACE1ARgRAgxBRiwCAAQCAJCIgJADwQCIAiAQAAgBUgIQAEbAILACwMAgAFANCxAigCECQgyOCo5TAgIkWignsrAEou9jTCEMosAKBR_RUYCJQggWBkJCwcxwBAAAA.YAAAD_gAAAAA
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
cross-site
sec-fetch-mode
navigate
sec-fetch-dest
iframe
referer
https://www.britannica.com/
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
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https://bc-script.britannica.com/rest/recommendations/stats?storeId=05a51a67-0cd0-4640-9330-724bd4044bca&action=view&itemId=www.britannica.com%2Fbiography%2FClaudius-Roman-emperor&url=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&profileId=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&isEntrypage=true&hash=2755a445bdf15ebd222eb20fa956532d&&callback=bc_json278
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
49da795925f59eaad7c3808a0cae561330a87a83add814d46354526039497ed7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Jul 2021 01:12:24 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
34
x-xss-protection
1; mode=block
pragma
no-cache
server
-
content-type
text/javascript;charset=utf-8
via
1.1 5e828cc6ff056cb59ec35c3467ec45f5.cloudfront.net (CloudFront)
cache-control
no-cache, no-store, no-transform, must-revalidate, private
x-robots-tag
noindex, nofollow
x-amz-cf-id
kQoVJ18-PKWC_lIAUPzcZ_EdvDwKOXt1_EG8ITSbzJSQk4Bamwc9Zg==
expires
Thu, 01 Jan 1970 00:00:00 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
281 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A24%2B02%3A00&ts=1625101944757
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
23968ca30addb1f6f7740eb5ccc6a1597219345d049afa4070dadfc13c443450
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
155
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 5e828cc6ff056cb59ec35c3467ec45f5.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
8Alc1uJc0ZpEOzeU_wa5wwMYsfpZ6B3dfKBsxFZEV0HHv5WgTmi1tA==
expires
Thu, 01 Jan 1970 00:00:00 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
141 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A24%2B02%3A00&ts=1625101944759
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
e270c75ead1cbe5521fc5edb087885191b93fae87c034028803c17f81ccd8e3d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
145
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 5e828cc6ff056cb59ec35c3467ec45f5.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
64WjBnjnkH53fHf-chw_rFdwex_4dyK-0Du1Ex35es_A-fOeCrVdPQ==
expires
Thu, 01 Jan 1970 00:00:00 GMT
cs
encyclopediabritannica.blueconic.net/DG/DEFAULT/
66 B
851 B
Script
General
Full URL
https://encyclopediabritannica.blueconic.net/DG/DEFAULT/cs?bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&&callback=bc_json279
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
3.234.170.180 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-234-170-180.compute-1.amazonaws.com
Software
- /
Resource Hash
471d9882d24f504363063ac18e6f1ecd4e0b07325211a8336b6052fcdb69cdde
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 01 Jul 2021 01:12:24 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
84
x-xss-protection
1; mode=block
expires
Thu, 01 Jan 1970 00:00:00 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
7 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A25%2B02%3A00&ts=1625101945189
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
ecb7e25c9bcf14d63c838a5bd384d1bd8609f615df5ab32486452410cbaf273a
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
1768
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 5e828cc6ff056cb59ec35c3467ec45f5.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
xtU6U1vQm7yH9jEs8ONdGrdETH8Y1Ql1HwT49EoSsmhzxdvxeRs5hg==
expires
Thu, 01 Jan 1970 00:00:00 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
7 KB
3 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A25%2B02%3A00&ts=1625101945225
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
ad43273d74381de293b840b41fa9539e006a923bae983995f8d1a555642eda38
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
1743
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 5e828cc6ff056cb59ec35c3467ec45f5.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
nBTsRFg_zIb59rDY80Sqf0sbkPfGAc5dxYaPMw9qm63476TNUNVigA==
expires
Thu, 01 Jan 1970 00:00:00 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
141 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A25%2B02%3A00&ts=1625101945240
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
27b781d556dc3efa1ed1cc108cdf3f1debe78be811c6f833b5deff9dae161732
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
144
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 5e828cc6ff056cb59ec35c3467ec45f5.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
dZyDLYnScvaCBez7v3tfSOq9RJiJox0aeMIIk8DYaWpaTFbytB2uzQ==
expires
Thu, 01 Jan 1970 00:00:00 GMT
v2ivpJ2Skjw8Y27EyeR3cGHHcrbliBfkjVdBN_oXndPwChLppATXbjvcD_NSNtsyvqnTOp4GfRx6MhODP1Q
superficialsquare.com/
2 B
324 B
Ping
General
Full URL
https://superficialsquare.com/v2ivpJ2Skjw8Y27EyeR3cGHHcrbliBfkjVdBN_oXndPwChLppATXbjvcD_NSNtsyvqnTOp4GfRx6MhODP1Q
Requested by
Host: superficialsquare.com
URL: https://superficialsquare.com/v2efnImPApSzhnLlHe1yjXrMv18oN6sVdzmho_QRB6Zxhy_rgT68LFVeCAMempYpY
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
35.190.74.222 Kansas City, United States, ASN15169 (GOOGLE, US),
Reverse DNS
222.74.190.35.bc.googleusercontent.com
Software
/
Resource Hash
4355a46b19d348dc2f57c046f8ef63d4538ebb936000f3c9ee954a27460dd865
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; preload

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

strict-transport-security
max-age=15724800; preload
x-datacenter
gce-europe-west1
date
Thu, 01 Jul 2021 01:12:25 GMT
vary
Accept-Encoding, Origin
access-control-allow-methods
POST, OPTIONS
content-type
application/json; charset=utf-8
access-control-allow-origin
https://www.britannica.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
x-hostname
dd9128f5
timing-allow-origin
*
access-control-allow-headers
DNT,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Cookie
content-length
2
expires
Thu, 01 Jul 2021 01:12:24 GMT
276
bc-script.britannica.com/DG/DEFAULT/rest/rpc/
281 B
1 KB
XHR
General
Full URL
https://bc-script.britannica.com/DG/DEFAULT/rest/rpc/276?referer=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&bcsessionid=a9e55f0c-1ef3-4afd-afd6-196e8ef512ca&bctempid=&overruleReferrer=&time=2021-07-01T03%3A12%3A25%2B02%3A00&ts=1625101945599
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
65.9.77.3 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
- /
Resource Hash
c91ef1f233021563971e3a3a4f06e9e553586f5778caabd1f6efdaaa7c000622
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.britannica.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 01 Jul 2021 01:12:25 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-permitted-cross-domain-policies
master-only
x-amz-cf-pop
AMS1-C1
x-cache
Miss from cloudfront
p3p
policyref="", CP="DSP"
content-length
154
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 5e828cc6ff056cb59ec35c3467ec45f5.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
2o9T60bxV3QorpMAPuBaTra43f2L54AUTBPgtavunUAeZiY_iB5V1w==
expires
Thu, 01 Jan 1970 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

190 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 object| 4 object| 5 object| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated object| $UI object| Constants string| CDN string| CAM_LOGIN_URL string| CAM_SIGN_UP_URL object| Mendel function| __cmp object| OneTrustStub string| OnetrustActiveGroups string| OptanonActiveGroups object| dataLayer function| getDeferAdsStatus function| setDeferAdsStatus function| statusOk function| OptanonWrapper object| __iab function| __uspapi object| googletag object| __ADMANAGERS object| __ADPROVIDERS object| __ADINFO object| __ADREFRESH object| __ADCMD function| jsonFeed object| headertag object| Criteo object| nobid function| headertag_render function| sovrn_render object| pbjs object| rubicontag object| ggeac object| google_js_reporting_queue function| Goog_AdSense_getAdAdapterInstance function| Goog_AdSense_OsdAdapter undefined| google_measure_js_timing boolean| apstagLOADED object| apstag object| __$ object| __AD function| admiral number| settings_timer number| _vwo_settings_timer object| _vwo_code object| IzWidget function| $ function| jQuery object| jwDefaults object| webpackJsonpjwplayer function| jwplayer function| gaPageLoad object| EBStat object| __cfBeacon function| cnx boolean| __xshjryhdhjkuehd function| __tcfapi object| otStubData 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| _vwo_pa string| _vwo_opa_cb string| _vwo_worker_cb object| google_tag_manager object| criteo_pubtag object| criteo_pubtag_109 object| Criteo_109 function| twq function| fbq function| _fbq function| onYouTubeIframeAPIReady object| _12ca4747-8e80-4a36-b550-dc239c18b954 object| google_tag_data object| gaGlobal string| GoogleAnalyticsObject function| ga function| 4dm1r11545242527 object| otIabModule object| Optanon object| OneTrust function| vwo_$ string| _vwo_server_url object| _vis_opt_queue object| _vis_opt_check_segment object| _vwo_evq function| _vwo_ev object| _vwo_t boolean| DISABLE_NATIVE_CONSTANTS 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| gaplugins object| gaData object| twttr object| blueConicPreListeners function| BCClass object| blueConicClient boolean| pageReadyForStatsCalls function| safeFirstPerformStatsWrite function| performStatsWrite function| writeStat function| buildStatUri function| buildStatQuery function| getHitCount function| setSessionIdCookie function| cookie function| getAccountId function| getSessionId function| performStatsWriteWhenReady number| ___vwo object| __nls function| pbjsChunk object| _pbjsGlobals object| webpackChunkmendel number| 2f1acc6c3a606b082e5eef5e54414ffb object| FontAwesomeConfig object| ___FONT_AWESOME___ undefined| _vis_opt_url object| bc_json277 object| Mustache function| BlueConicMetaDataService function| RuleService function| BlueConicEngagement object| justDetectAdblock function| FormRuleService object| bcConnectionUtil function| BlueConicDataLayerUtil object| jsonpath function| md5 object| checkSameSiteNoneSupport boolean| bcUrlListenerActive boolean| _bcEventsSubscribed string| _this_intIDs string| _page_title string| _this_href string| _this_referrer boolean| eventSubscribed boolean| gistListener object| _bcBreadCrumbs boolean| bcCookieEventsSubscribed boolean| _bcStartMeteringEvent object| bc_json279 object| bc_json278

18 Cookies

Domain/Path Name / Value
.britannica.com/ Name: CAMLoginRedirectUrl
Value: https://www.britannica.com/biography/Claudius-Roman-emperor
.britannica.com/ Name: _gat_gtag_UA_6636134_11
Value: 1
www.britannica.com/ Name: BCRevision_1625101943098
Value: %7B%22method%22%3A%22addProperties%22%2C%22param%22%3A%7B%22properties%22%3A%7B%22resolution%22%3A%5B%221600x1200%22%5D%7D%2C%22sources%22%3A%7B%22listenerinteractiontype%22%3A%5B%22resolution%22%5D%7D%7D%2C%22requestId%22%3A%22rev_1625101943098%22%7D
www.britannica.com/ Name: BCRevision_1625101943097
Value: %7B%22method%22%3A%22setProperties%22%2C%22param%22%3A%7B%22properties%22%3A%7B%22language%22%3A%5B%22en%22%5D%2C%22currentscreenwidth%22%3A%5B1600%5D%2C%22currentscreenheight%22%3A%5B1200%5D%2C%22currentresolution%22%3A%5B%221600x1200%22%5D%2C%22entrypage%22%3A%5B%22https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor%22%5D%2C%22new_visit_bc%22%3A%5B%22false%22%5D%7D%2C%22sources%22%3A%7B%22listenerinteractiontype%22%3A%5B%22language%22%2C%22currentscreenwidth%22%2C%22currentscreenheight%22%2C%22currentresolution%22%2C%22entrypage%22%5D%2C%22newvisitlistener%22%3A%5B%22new_visit_bc%22%5D%2C%22newvisitlistener_timeline%22%3A%5B%22new_visit_bc%22%5D%7D%7D%2C%22requestId%22%3A%22rev_1625101943097%22%7D
.britannica.com/ Name: _ga
Value: GA1.2.1295798471.1625101943
.britannica.com/ Name: _vwo_uuid
Value: D1F4F05F9BBDAFD05C0DFC73FE0F7A183
.britannica.com/ Name: _vis_opt_test_cookie
Value: 1
.britannica.com/ Name: _fbp
Value: fb.1.1625101942999.546859686
.britannica.com/ Name: _vwo_ds
Value: 3%3Aa_0%2Ct_0%3A0%241625101942%3A23.78090475%3A%3A11_0%3A3_0%2C2_0%3A1
.britannica.com/ Name: _gid
Value: GA1.2.1200487657.1625101943
www.britannica.com/ Name: usprivacy
Value: 1---
www.britannica.com/ Name: last_visit_bc
Value: 1625101943093
.britannica.com/ Name: _vis_opt_s
Value: 1%7C
www.britannica.com/biography Name: sessionId
Value: FE3F7231-1FF5-477A-AD93-7E1A17FAEC90
.britannica.com/ Name: OptanonConsent
Value: isIABGlobal=false&datestamp=Thu+Jul+01+2021+03%3A12%3A23+GMT%2B0200+(Central+European+Summer+Time)&version=6.12.0&hosts=&consentId=51ee020f-cc20-4495-bdb7-2c150e046d49&interactionCount=0&landingPath=https%3A%2F%2Fwww.britannica.com%2Fbiography%2FClaudius-Roman-emperor&groups=1%3A1%2C2%3A1%2C3%3A1%2C4%3A0%2CSTACK8%3A0%2CSTACK16%3A0
.britannica.com/ Name: _vwo_sn
Value: 0%3A2
.britannica.com/ Name: _ga_TE6YF92Y0D
Value: GS1.1.1625101942.1.0.1625101942.0
.britannica.com/ Name: _vwo_uuid_v2
Value: D1F4F05F9BBDAFD05C0DFC73FE0F7A183|bc71e81b50289eb44e008352d1783d3e

9 Console Messages

Source Level URL
Text
console-api error URL: https://securepubads.g.doubleclick.net/gpt/pubads_impl_2021062408.js(Line 6)
Message:
Exception in queued GPT command TypeError: Cannot read property 'getItem' of null
console-api warning URL: https://www.britannica.com/resources/js/libs/prebid4.12.0.js?v=3.49.31(Line 3)
Message:
fun-hooks: referenced 'registerAdserver' but it was never created
console-api log (Line 2)
Message:
Video Player initialized.
console-api log URL: https://bc-script.britannica.com/plugin/library/505379c538371d5150f09e321d0b3932(Line 1168)
Message:
JQMIGRATE: Migrate is installed, version 3.3.2
console-api log URL: https://bc-script.britannica.com/plugin/library/505379c538371d5150f09e321d0b3932(Line 1173)
Message:
JQMIGRATE: Migrate is installed, version 3.3.2
console-api log URL: https://bc-script.britannica.com/plugin/library/505379c538371d5150f09e321d0b3932(Line 1164)
Message:
JQMIGRATE: Migrate is installed, version 3.3.2
console-api log URL: https://bc-script.britannica.com/script.js(Line 135)
Message:
[BC]DataLayer available
console-api log (Line 2)
Message:
BlueConic metering started
console-api log URL: https://bc-script.britannica.com/script.js(Line 135)
Message:
[BC][INFO] contentMeterStartMetering event unique tracking context: 120493

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.

analytics.twitter.com
api.rlcdn.com
bc-script.britannica.com
c.amazon-adsystem.com
cd.connatix.com
cdn.britannica.com
cdn.cookielaw.org
cds.connatix.com
connect.facebook.net
content.jwplatform.com
d2s8wlbatk24s7.cloudfront.net
dev.visualwebsiteoptimizer.com
encyclopediabritannica.blueconic.net
fonts.googleapis.com
fonts.gstatic.com
geolocation.onetrust.com
gum.criteo.com
includemodal.global.ssl.fastly.net
insitez.blob.core.windows.net
js-sec.indexww.com
match.adsrvr.org
securepubads.g.doubleclick.net
static.ads-twitter.com
static.adsafeprotected.com
static.cloudflareinsights.com
static.criteo.net
stats.g.doubleclick.net
superficialsquare.com
t.co
webstats.eb.com
www.britannica.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
104.18.18.221
104.244.42.197
104.244.42.3
142.250.185.66
151.101.114.137
151.101.13.194
199.232.136.157
2.18.234.21
2600:9000:2104:2000:1:a3fa:7cc0:93a1
2600:9000:2104:5c00:8:48e:53c0:93a1
2600:9000:2104:a000:d:77c3:2dc0:21
2606:4700:10::6814:b844
2606:4700::6810:5f41
2606:4700::6810:9440
2a00:1450:4001:802::200a
2a00:1450:4001:80f::2004
2a00:1450:4001:80f::200e
2a00:1450:4001:810::2008
2a00:1450:4001:828::2003
2a00:1450:4001:82a::200e
2a00:1450:4001:831::2003
2a00:1450:400c:c04::9d
2a02:2638:1::13
2a02:2638:1::3
2a03:2880:f01c:8012:face:b00c:0:3
2a03:2880:f11c:8183:face:b00c:0:25de
3.234.170.180
34.120.133.55
34.96.102.137
35.190.74.222
40.118.73.208
54.85.214.106
65.9.77.3
65.9.86.127
76.223.111.131
99.86.4.126
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42c62e030efd5e30b5ecebfa0e79066019d665ba77e26490760299adc4ed4747
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f852dfebba4af97add777a1d789b4739164d6cc93aa34db2c463141a5c3f4d09
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fa0da54e59eb56b2872dcf8b4131df21cb9280b1d57c7fea04f24ff1e902a7a1
fbba257dc39b6005dfbd9a19b047beb96a5af5dd737690f896222cbd89893caf
fca35918adc8a828321f1cdbe95ff34420c87757e9b0bc38331ef1a4d26af07a
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