edx.readthedocs.io Open in urlscan Pro
2606:4700::6811:2152 Public Scan

Go To Rescan
Add Verdict Report

URL:
https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Submission: On July 14 via api (July 14th 2021, 4:35:08 am UTC) from DE

Summary HTTP 33 Redirects Links 16 Behaviour Indicators

Summary

This website contacted 13 IPs in 3 countries across 11 domains to perform 33 HTTP transactions. The main IP is 2606:4700::6811:2152, located in United States and belongs to CLOUDFLARENET, US. The main domain is edx.readthedocs.io.
TLS certificate: Issued by COMODO ECC Domain Validation Secure S... on July 12th 2021. Valid for: a year.

This is the only time edx.readthedocs.io was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
14	2606:4700::68... 2606:4700::6811:2152	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:803::200a	15169 (GOOGLE) (GOOGLE)
6	2606:4700:303... 2606:4700:3032::ac43:8f35	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700::68... 2606:4700::6810:135e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 1	2606:4700:10:... 2606:4700:10::6814:9710	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700:20:... 2606:4700:20::681a:4d6	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:831::2003	15169 (GOOGLE) (GOOGLE)
1	2606:4700:303... 2606:4700:3033::ac43:dd0d	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a00:1450:400... 2a00:1450:4001:828::2003	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:813::2008	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:82a::200e	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:810::200e	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:400c:c06::9a	15169 (GOOGLE) (GOOGLE)
33	13

14 2606:4700::6811:2152 (United States)

ASN13335 (CLOUDFLARENET, US)

edx.readthedocs.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:803::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 2606:4700:3032::ac43:8f35 (United States)

ASN13335 (CLOUDFLARENET, US)

assets.readthedocs.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
readthedocs.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6810:135e (United States)

ASN13335 (CLOUDFLARENET, US)

cdnjs.cloudflare.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:10::6814:9710 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

i.creativecommons.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:20::681a:4d6 (United States)

ASN13335 (CLOUDFLARENET, US)

licensebuttons.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:831::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:3033::ac43:dd0d (United States)

ASN13335 (CLOUDFLARENET, US)

media.ethicalads.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:828::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:813::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82a::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:810::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c06::9a (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
14	readthedocs.io edx.readthedocs.io	121 KB
6	readthedocs.org assets.readthedocs.org readthedocs.org	113 KB
3	google-analytics.com www.google-analytics.com	19 KB
3	gstatic.com fonts.gstatic.com	84 KB
2	googletagmanager.com www.googletagmanager.com	74 KB
1	doubleclick.net stats.g.doubleclick.net	87 B
1	ethicalads.io media.ethicalads.io	11 KB
1	licensebuttons.net licensebuttons.net	755 B
1	creativecommons.org 1 redirects i.creativecommons.org	68 B
1	cloudflare.com cdnjs.cloudflare.com	6 KB
1	googleapis.com fonts.googleapis.com	900 B
33	11

	Domain	Requested by
14	edx.readthedocs.io	edx.readthedocs.io
5	assets.readthedocs.org	edx.readthedocs.io assets.readthedocs.org
3	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
3	fonts.gstatic.com	fonts.googleapis.com
2	www.googletagmanager.com	assets.readthedocs.org www.googletagmanager.com
1	stats.g.doubleclick.net	www.google-analytics.com
1	readthedocs.org	edx.readthedocs.io
1	media.ethicalads.io	assets.readthedocs.org
1	licensebuttons.net	edx.readthedocs.io
1	i.creativecommons.org	1 redirects
1	cdnjs.cloudflare.com	edx.readthedocs.io
1	fonts.googleapis.com	edx.readthedocs.io
33	12

This site contains links to these domains. Also see Links.

Domain
docs.google.com
github.com
www.google.com
mozilla.org
www.microsoft.com
windows.microsoft.com
www.apple.com
docs.edx.org
creativecommons.org
open.edx.org
readthedocs.org
docs.readthedocs.io

Subject Issuer	Validity	Valid
ssl1036715.cloudflaressl.com COMODO ECC Domain Validation Secure Server CA 2	`2021-07-12` - `2022-07-07`	a year	crt.sh
upload.video.google.com GTS CA 1O1	`2021-06-22` - `2021-09-14`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2021-05-31` - `2022-05-30`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2021-06-22` - `2021-09-14`	3 months	crt.sh
*.google-analytics.com GTS CA 1C3	`2021-06-22` - `2021-09-14`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2021-06-22` - `2021-09-14`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Frame ID: 0AF61F9CB6D2B9310381561291BB9D6F
Requests: 34 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

CloudFlare (CDN) Expand

Overall confidence: 100%
Detected patterns

headers server /^cloudflare$/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

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

Modernizr (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

script /([\d.]+)?\/modernizr(?:.([\d.]+))?.*\.js/i

Pygments (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]+pygments\.css["']/i

Underscore.js (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

script /underscore.*\.js(?:\?ver=([\d.]+))?/i

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

script /jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?/i

Page Statistics

33
Requests

100 %
HTTPS

100 %
IPv6

11
Domains

12
Subdomains

13
IPs

3
Countries

430 kB
Transfer

825 kB
Size

4
Cookies

16 Outgoing links

These are links going to different origins than the main page.

URL: https://docs.google.com/forms/d/1T5QGnYb_QnQoMO7T_eatq02miPTY40WVe3cgGphNAdY/viewform?entry.1952574704&entry.241692674=Open%20edX%20Learner%27s%20Guide%3A%20front_matter/browsers
Title: Give Doc Feedback

Search URL Search Domain Scan URL

URL: https://github.com/edx/edx-documentation/blob/master/en_us/open_edx_students/source/front_matter/browsers.rst
Title: Edit on GitHub

Search URL Search Domain Scan URL

URL: https://www.google.com/chrome
Title: Chrome

Search URL Search Domain Scan URL

URL: https://mozilla.org/firefox
Title: Firefox

Search URL Search Domain Scan URL

URL: https://www.microsoft.com/microsoft-edge
Title: Microsoft Edge

Search URL Search Domain Scan URL

URL: http://windows.microsoft.com/internet-explorer/download-ie
Title: Microsoft Internet Explorer

Search URL Search Domain Scan URL

URL: https://www.apple.com/safari
Title: Safari

Search URL Search Domain Scan URL

URL: http://docs.edx.org/
Title: docs.edx.org

Search URL Search Domain Scan URL

URL: http://creativecommons.org/licenses/by-sa/4.0/

Search URL Search Domain Scan URL

URL: http://open.edx.org/
Title: edX Inc.

Search URL Search Domain Scan URL

URL: https://readthedocs.org/projects/open-edx-learner-guide/
Title: Project Home

Search URL Search Domain Scan URL

URL: https://readthedocs.org/projects/open-edx-learner-guide/builds/
Title: Builds

Search URL Search Domain Scan URL

URL: https://readthedocs.org/projects/open-edx-learner-guide/downloads/
Title: Downloads

Search URL Search Domain Scan URL

URL: https://github.com/edx/edx-documentation/edit/master/en_us/open_edx_students/source/front_matter/browsers.rst
Title: Edit

Search URL Search Domain Scan URL

URL: https://readthedocs.org/
Title: Read the Docs

Search URL Search Domain Scan URL

URL: https://docs.readthedocs.io/page/privacy-policy.html
Title: Privacy Policy

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 14

https://i.creativecommons.org/l/by-sa/4.0/80x15.png HTTP 301
https://licensebuttons.net/l/by-sa/4.0/80x15.png

33 HTTP transactions
1 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request browsers.html Show response
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/ 36 KB
8 KB 20ms
19ms Document
text/html 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

7574026a7b74ecf2e2bfcd1ff99c378e476486a3e46bb7e46ddf0da7e3e5a0e9

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:method: GET
:authority: edx.readthedocs.io
:scheme: https
:path: /projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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: Wed, 14 Jul 2021 04:34:49 GMT
content-type: text/html
vary: Accept-Encoding
x-amz-id-2: UFJ5BdaXCuhWzIidgVkfSi096PA0A3uG1JcFLImIYg7uD2+ykFn7/QSMEKQgz9jG4FBPVEiUnOA=
x-amz-request-id: 6T10QMWA080PSS1A
last-modified: Mon, 12 Jul 2021 19:04:03 GMT
etag: W/"cb1df8b4c78c46756458649a141db740"
x-served: Nginx-Proxito-Sendfile
x-backend: web-i-0bef5d8e733bb53ac
x-rtd-project: open-edx-learner-guide
x-rtd-version: latest
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/front_matter/browsers.html
x-rtd-domain: edx.readthedocs.io
x-rtd-version-method: path
x-rtd-project-method: subdomain
referrer-policy: no-referrer-when-downgrade
permissions-policy: interest-cohort=()
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-encoding: gzip
cf-cache-status: HIT
age: 116
expires: Wed, 14 Jul 2021 06:34:49 GMT
cache-control: public, max-age=7200
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
server: cloudflare
cf-ray: 66e80a7559444a86-FRA

GET
H2 200 css
fonts.googleapis.com/ 8 KB
900 B 15ms
14ms Stylesheet
text/css 2a00:1450:4001:803::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css?family=Lato:400,700|Roboto+Slab:400,700|Inconsolata:400,700

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:803::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

be57bbdb646a275b0612fd1f46d7b7d3fb6852acaba181d3ed990aeb543fcb45

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://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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: Wed, 14 Jul 2021 04:01:14 GMT
server: ESF
date: Wed, 14 Jul 2021 04:34:49 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: Wed, 14 Jul 2021 04:34:49 GMT

GET
H2 200 documentation_options.js Show response
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 348 B
529 B 16ms
14ms Script
application/javascript 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/documentation_options.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

fbf19e35116627ecd8d6527a5c98505fce6109134029e5e19a498d15a10c523b

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/documentation_options.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-00a60aa6209db677e
x-amz-request-id: G7YEDABKZHXJH8PF
x-amz-id-2: 5iKHmWBLpWANBJOrpvW/e/spoohGOpIAmMO4ClFJTgi8lG7Ayi4uqfVAlfelb2kFuHEqLFvM+H8=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/documentation_options.js
referrer-policy: no-referrer-when-downgrade
last-modified: Wed, 09 Jun 2021 18:22:12 GMT
server: cloudflare
etag: W/"f158ff8135e0977a7944f522d8eb9b96"
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
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a75898c4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 jquery.js Show response
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 87 KB
32 KB 14ms
12ms Script
application/javascript 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/jquery.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

f7f6a5894f1d19ddad6fa392b2ece2c5e578cbf7da4ea805b6885eb6985b6e3d

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/jquery.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-0c775f2ef2c554f5f
x-amz-request-id: G62AHP9SVKMR36TC
x-amz-id-2: DacLOC9qwdgPC1CUmhWL11EYyL/hIe6w+JV8q2rv0ITIKUoYv0uhYqolG+XbYczrKa5JrNFoCPg=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/jquery.js
referrer-policy: no-referrer-when-downgrade
last-modified: Tue, 06 Jul 2021 22:05:49 GMT
server: cloudflare
etag: W/"dc5e7f18c8d36ac1d3d4753a87c98d0a"
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
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a75898d4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 underscore.js Show response
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 19 KB
8 KB 16ms
14ms Script
application/javascript 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/underscore.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

218fb1c1fc72e9af6b866f430be2a67fa376392b4db2f4dbf32772671b6ae55c

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/underscore.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-031547ed4ace4e9fb
x-amz-request-id: B99D2D9FY1454NMN
x-amz-id-2: 8vfxo0hTlBpxkvVzzjCALmYh+d16uv0t6p0B2+yV5rsxuC6tAu/l3KpRExZKjreg0hcy7dm1bJ0=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/underscore.js
referrer-policy: no-referrer-when-downgrade
last-modified: Sat, 12 Jun 2021 13:09:37 GMT
server: cloudflare
etag: W/"426e8e61dd81d4c6f9c17f1150ad07ce"
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
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a75898e4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 doctools.js Show response
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 9 KB
4 KB 19ms
17ms Script
application/javascript 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/doctools.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

c7581dde67527fe9cc914823d652ff4b6e4c1d17768b84788ab10c98c86d2eb8

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/doctools.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-0b96dba087a03dffb
x-amz-request-id: V90WV965NM6WQAMT
x-amz-id-2: oa2fspzgMdz7wWjLR99OSVyxUpzmQfdL1HU5LwjDVz1wWw2/nGCS6E3PA/z8UozQq3Tq09oU6mA=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/doctools.js
referrer-policy: no-referrer-when-downgrade
last-modified: Tue, 06 Jul 2021 22:05:50 GMT
server: cloudflare
etag: W/"31707ca6f7c3cb565b1151c189530200"
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
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a7589954a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 readthedocs-doc-embed.js Show response
assets.readthedocs.org/static/javascript/ 35 KB
11 KB 24ms
22ms Script
application/javascript 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://assets.readthedocs.org/static/javascript/readthedocs-doc-embed.js
Requested by: Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 3784729f40157c24bc301f6e181676b8b90ba3bcb674f564146f22d853f6516b

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: br
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-0c384551f4570b028
age: 6944
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-amz-request-id: 3Z3S8B02ES4XVEM7
x-amz-id-2: a7aqoMhz1oEXPyT9pQJaEr1vX4IWzIpZdmFZFvJ+OlUvkzIXKWWYlVVTsZzw4pt3eRhf4hiCjB4=
last-modified: Tue, 13 Jul 2021 16:37:07 GMT
server: cloudflare
etag: W/"920bacee68e9a00396b945e7504e6d4c"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=Mlj4tzFhkHxuXFctGL2Q0ZkpDsAkBMc4uP7GRon0Cb1w6NMnv82eQXxMGNqdnLrE2RxJLqzrn0HlQDqv9WQc0ugiRzcrYgr8cGy0jXDf5n9T%2FZLqBZ3zQzpe805YYLgfqWmHD1lYdKoabzK%2FSoe18A%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript
cache-control: max-age=14400
cf-ray: 66e80a758d832bca-FRA

GET
H2 200 theme.css
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/ 93 KB
17 KB 17ms
15ms Stylesheet
text/css 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

1331a64c30641c8212e68d8d492647fb7eec02cafab0ece1b25dbbf5728256a1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/css/theme.css
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: text/css,*/*;q=0.1
cache-control: no-cache
sec-fetch-dest: style
:authority: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-065aa1f95feb9f807
x-amz-request-id: G7Y7VKTYM124HT5N
x-amz-id-2: sbmG+L7GrVdEMXvG33og4qWUzavqJg3jHhogagJWTwmzYrOucc33UYiV3x4jETnuQWYrmJr+KzI=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/css/theme.css
referrer-policy: no-referrer-when-downgrade
last-modified: Wed, 09 Jun 2021 18:22:11 GMT
server: cloudflare
etag: W/"67a7d09c2bc0ce473dce0d7a4b699e10"
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: text/css
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a7589904a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 404 theme.js
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/_static/js/ 0
0 21ms
19ms Script
text/html 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/_static/js/theme.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

:path: /projects/open-edx-learner-guide/en/latest/front_matter/_static/js/theme.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
x-content-type-options: nosniff
x-served: Proxito-404
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-backend: web-i-06a1ae3cab997f219
content-type: text/html; charset=utf-8
x-xss-protection: 1; mode=block
x-rtd-version-method: path
referrer-policy: no-referrer-when-downgrade
server: cloudflare
x-frame-options: DENY
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding Accept-Language, Cookie
content-language: en
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a75899a4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 pygments.css
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 5 KB
1 KB 19ms
17ms Stylesheet
text/css 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/pygments.css

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

1dae86fdcef1cf8c69a21c8e06d2bfd945a1a314e2ec7c0585913e2a36ae022c

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/pygments.css
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: text/css,*/*;q=0.1
cache-control: no-cache
sec-fetch-dest: style
:authority: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-00a60aa6209db677e
x-amz-request-id: G7Y5SG0V4YQ1WXZB
x-amz-id-2: 7pkQC4zuviNhcnKSHmEw0va9ud946EY9K4Vt5eE0v5DMs7GBo7XqHa1aY7UDMC9E9eksAFDx3zU=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/pygments.css
referrer-policy: no-referrer-when-downgrade
last-modified: Wed, 09 Jun 2021 18:22:12 GMT
server: cloudflare
etag: W/"16acc1c7c720d4035192aa29995ce675"
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: text/css
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a7589964a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 graphviz.css
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/ 299 B
493 B 25ms
23ms Stylesheet
text/css 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/graphviz.css

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

c07fc7307baebd983e5d61cd369b59aaafe1576c833c7347b28b488be6358a2a

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/graphviz.css
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: text/css,*/*;q=0.1
cache-control: no-cache
sec-fetch-dest: style
:authority: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
vary: Accept-Encoding
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
x-backend: web-i-01d05e999c94845f2
x-amz-request-id: G7Y9D3PFDC8SSGNT
x-amz-id-2: A6InZDumXgIby9GNIiAo7hO7pMmHoIe7wQ1A7ZKzDhUw/5t6KDhphOAHt+KOgmAvWTi1JqX4OVg=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/graphviz.css
referrer-policy: no-referrer-when-downgrade
last-modified: Wed, 09 Jun 2021 18:22:12 GMT
server: cloudflare
etag: W/"0a6444bf3acbd11704559d537c9298ed"
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: text/css
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a7589994a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 badge_only.css
assets.readthedocs.org/static/css/ 3 KB
2 KB 19ms
18ms Stylesheet
text/css 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://assets.readthedocs.org/static/css/badge_only.css
Requested by: Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: cf6c44142ede6b198875950cf99d2f432f92aaa950d5ec288b0ddbe9e7876fbc

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: br
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-0cbc4edb0fac86951
age: 6900
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-amz-request-id: 3Z3N801QRD9D7MPK
x-amz-id-2: FxgrwZ9+o3pfcd4ggMO4ZGwxN7faCjYQlWoRIVdKyejYCO8/FIIqTXpaio+JskZN6++agVSStig=
last-modified: Tue, 13 Jul 2021 16:37:07 GMT
server: cloudflare
etag: W/"846926dfcf0fb0b05dbdf89de9390336"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=sFnLLKSIh%2Fxv6%2FXaeDgGhiwZBZWbgHnGgAd0unlMpWIOWmlE6j9jqn%2BlewozSTHqeLdldBSkMJm3lZ2iSfQ54qzuT7h6htUopwCD1QDg1yRzdqjlF3kzXOk2Y3HaKIirRmdovbswA8hkZddsEv4O2Q%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: text/css
cache-control: max-age=14400
cf-ray: 66e80a758d872bca-FRA

GET
H2 200 modernizr.min.js Show response
cdnjs.cloudflare.com/ajax/libs/modernizr/2.6.2/ 15 KB
6 KB 17ms
15ms Script
application/javascript 2606:4700::6810:135e
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdnjs.cloudflare.com/ajax/libs/modernizr/2.6.2/modernizr.min.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

cf25ec18f223f4c51ce1128a42e644cdc2244d88f89d1a51440d9dbe51f4efe8

Security Headers

Name	Value
Strict-Transport-Security	max-age=15780000
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
age: 989905
cross-origin-resource-policy: cross-origin
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length: 5536
timing-allow-origin: *
last-modified: Mon, 04 May 2020 16:13:26 GMT
server: cloudflare
cf-cdnjs-via: cfworker/kv
etag: "5eb03f26-3c36"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=15780000
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=c36IGYx%2Bq7nWQTmfOAA2z2Gt1Q492%2Bx4iraT3hvApbg7It2TLH24xMzUMiK%2FoHGgYSbY0MqFTALthCum0y3V%2BIungR4lgK7fgWUu73AUA4GBHJpGnQw4YL%2BIj7sn5b7x2oCYdSKt2gTUdnwt%2BQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
vary: Accept-Encoding
cache-control: public, max-age=30672000
accept-ranges: bytes
cf-ray: 66e80a758fbed6c1-FRA
expires: Mon, 04 Jul 2022 04:34:49 GMT

GET
H2 200 readthedocs-doc-embed.css
assets.readthedocs.org/static/css/ 6 KB
2 KB 19ms
18ms Stylesheet
text/css 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://assets.readthedocs.org/static/css/readthedocs-doc-embed.css
Requested by: Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 1f30f17f2fc711cefbb7cafc6601bd578f9cd535f8b47a7ac18e6a9175715c22

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: br
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-00cc00b4651b18e97
age: 6951
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-amz-request-id: 3Z3XNK8337EFJ79E
x-amz-id-2: eXI8rMZZQtc88hV8eX4ZA26iE3EtTcWWpL6AxhNvNtjyRj+JcmMGwCWBWRJw3EgKbrHJMGtHiKg=
last-modified: Tue, 13 Jul 2021 16:37:07 GMT
server: cloudflare
etag: W/"ed5ef28a51141985a674cbcda5e1dc11"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=oFzidHxajlPNxSRG25dHs%2B1MyxDw3ohSedXIwPbluTiMlmn3sOHD2mvjkAyLKpjLho%2FUtfVkluKODmJcycwe%2FnRB6hheKVsJ1RyeuFPg9dVL3zYgo0UYqv757yTuO%2Fb1LhL2yXcf4Nuaf5uOIbrGyg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: text/css
cache-control: max-age=14400
cf-ray: 66e80a758d882bca-FRA

GET
H3-29 200 readthedocs-analytics.js Show response
assets.readthedocs.org/static/javascript/ 2 KB
1 KB 40ms
23ms Script
application/javascript 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://assets.readthedocs.org/static/javascript/readthedocs-analytics.js
Requested by: Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
Protocol: H3-29
Security: QUIC, , AES_128_GCM
Server: 2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: fa7fc6d7e9ef4bb4e8b5a2e44954c47f391a0bda2d48b672a9afe50d72a26f42

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: br
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-0970824c29ca92b9e
age: 6951
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-amz-request-id: 3Z3TWEY1HJJAS5DZ
x-amz-id-2: IULQS/SMna4I4dXEiW+KGCwLoOPo4xdsWMG4PDkvraraHTQ633wml2iGOU44umntizkGeFAahv8=
last-modified: Tue, 13 Jul 2021 16:37:07 GMT
server: cloudflare
etag: W/"5285be79a03b2d6bffdd9d3edda5ec54"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=7%2F%2FE2drWkZ3aGWQDYay14gsPx6YNQTA%2BLM9fzSQ0kCT%2FVH3q3TppRfTNMdi30sGvRch3l6vONLGlD7ZnUC4K4xJaeTFvmGVcHfa8MWwpj0BvZKxkEJCWVzGBiQqumiA7b%2FmVQk2Y3%2BF23bY8rpGa9g%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript
cache-control: max-age=14400
cf-ray: 66e80a75dfe1dfd3-FRA

GET
H2

200

80x15.png
licensebuttons.net/l/by-sa/4.0/
Redirect Chain

https://i.creativecommons.org/l/by-sa/4.0/80x15.png
https://licensebuttons.net/l/by-sa/4.0/80x15.png

446 B
755 B

16ms
15ms

Image
image/png

2606:4700:20::681a:4d6
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://licensebuttons.net/l/by-sa/4.0/80x15.png

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:20::681a:4d6 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

6d038d3fbd8bbc6e35fcd4214ddc0d39a9e01ddea87efa07878bab61009f26f8

Security Headers

Name	Value
Strict-Transport-Security	max-age=15768000
X-Content-Type-Options	nosniff
X-Frame-Options	deny
X-Xss-Protection	1; mode=block

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
age: 5365
cf-polished: origSize=672
vary: Accept-Encoding
content-length: 446
x-xss-protection: 1; mode=block
last-modified: Thu, 30 Apr 2020 21:59:13 GMT
server: cloudflare
x-frame-options: deny
etag: "5eab4a31-2a0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=15768000
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=8ehXu6H5cwQLRgcLyob%2FZuzEoukZ0mEvmcUgRMS2hswzvul0Y7iaOwlFyRf5B1kpXDnHX00Fl4sK1nRp0RCBblLaHyWMEuzbl6NLB1YjFWxjHIU75iEVcbF5KbHsQpJn5goaYxitIaljo5I%3D"}],"group":"cf-nel","max_age":604800}
content-type: image/png
cache-control: max-age=432000
accept-ranges: bytes
cf-ray: 66e80a75d8884e2b-FRA
cf-bgj: imgq:100,h2pri

Redirect headers

date: Wed, 14 Jul 2021 04:34:49 GMT
x-content-type-options: nosniff
cf-cache-status: HIT
server: cloudflare
age: 448
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options: deny
content-type: text/html
location: https://licensebuttons.net/l/by-sa/4.0/80x15.png
cache-control: max-age=432000
strict-transport-security: max-age=15768000
cf-ray: 66e80a75b9514e5b-FRA
vary: Accept-Encoding
x-xss-protection: 1; mode=block

GET
H2 404 theme.js
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/_static/js/ 0
0 15ms
15ms Script
text/html 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/_static/js/theme.js

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

:path: /projects/open-edx-learner-guide/en/latest/front_matter/_static/js/theme.js
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
x-content-type-options: nosniff
x-served: Proxito-404
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-backend: web-i-06a1ae3cab997f219
content-type: text/html; charset=utf-8
x-xss-protection: 1; mode=block
x-rtd-version-method: path
referrer-policy: no-referrer-when-downgrade
server: cloudflare
x-frame-options: DENY
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding Accept-Language, Cookie
content-language: en
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a75c9df4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 S6uyw4BMUTPHjx4wXg.woff2
fonts.gstatic.com/s/lato/v17/ 23 KB
23 KB 6ms
6ms Font
font/woff2 2a00:1450:4001:831::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/lato/v17/S6uyw4BMUTPHjx4wXg.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Lato:400,700|Roboto+Slab:400,700|Inconsolata:400,700

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

c3c0d3f472358aac78455515c4800771426770c22698e2486d39fdb5505634e1

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://edx.readthedocs.io
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: Tue, 13 Jul 2021 05:37:01 GMT
x-content-type-options: nosniff
age: 82668
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 23484
x-xss-protection: 0
last-modified: Tue, 15 Sep 2020 18:10:46 GMT
server: sffe
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Wed, 13 Jul 2022 05:37:01 GMT

GET
H2 200 / Show response
edx.readthedocs.io/_/api/v2/footer_html/ 4 KB
1 KB 15ms
14ms Script
application/javascript 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/_/api/v2/footer_html/?callback=callback&project=open-edx-learner-guide&version=latest&page=front_matter%2Fbrowsers&theme=edx_theme&format=jsonp&docroot=%2Fen_us%2Fopen_edx_students%2Fsource%2F&source_suffix=.rst&subproject=true

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/jquery.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

ab58c01b2680e6bda52befdccf543a94c3a607039e8e38f55216b1c1c431e5e8

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

:path: /_/api/v2/footer_html/?callback=callback&project=open-edx-learner-guide&version=latest&page=front_matter%2Fbrowsers&theme=edx_theme&format=jsonp&docroot=%2Fen_us%2Fopen_edx_students%2Fsource%2F&source_suffix=.rst&subproject=true
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: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
x-content-type-options: nosniff
x-served: Django-Proxito
x-backend: web-i-07290238de908b05e
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
allow: GET
x-xss-protection: 1; mode=block
x-rtd-version-method: path
referrer-policy: no-referrer-when-downgrade
content-type: application/javascript; charset=utf-8
server: cloudflare
x-frame-options: DENY
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding Accept, Accept-Language, Cookie
content-language: en
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project
cf-ray: 66e80a761a424a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 / Show response
edx.readthedocs.io/_/api/v2/analytics/ 0
226 B 457ms
457ms XHR
text/plain 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/_/api/v2/analytics/?project=open-edx-learner-guide&version=latest&absolute_uri=https%3A%2F%2Fedx.readthedocs.io%2Fprojects%2Fopen-edx-learner-guide%2Fen%2Flatest%2Ffront_matter%2Fbrowsers.html&_=1626237289874

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/jquery.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

:path: /_/api/v2/analytics/?project=open-edx-learner-guide&version=latest&absolute_uri=https%3A%2F%2Fedx.readthedocs.io%2Fprojects%2Fopen-edx-learner-guide%2Fen%2Flatest%2Ffront_matter%2Fbrowsers.html&_=1626237289874
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: cors
accept: */*
cache-control: no-cache
sec-fetch-dest: empty
:authority: edx.readthedocs.io
x-requested-with: XMLHttpRequest
:scheme: https
sec-fetch-site: same-origin
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
:method: GET
Accept: */*
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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: Wed, 14 Jul 2021 04:34:50 GMT
x-content-type-options: nosniff
x-served: Django-Proxito
x-rtd-project-method: subdomain
cf-cache-status: MISS
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-backend: web-i-06a1ae3cab997f219
allow: GET
content-length: 0
x-xss-protection: 1; mode=block
x-rtd-version-method: path
referrer-policy: no-referrer-when-downgrade
server: cloudflare
x-frame-options: DENY
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept, Accept-Language, Cookie, Accept-Encoding
content-language: en
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project
accept-ranges: bytes
cf-ray: 66e80a761a434a86-FRA
expires: Wed, 14 Jul 2021 06:34:50 GMT

GET
H2 200 ethicalads.min.js Show response
media.ethicalads.io/media/client/beta/ 38 KB
11 KB 17ms
17ms Script
text/javascript 2606:4700:3033::ac43:dd0d
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://media.ethicalads.io/media/client/beta/ethicalads.min.js

Requested by

Host: assets.readthedocs.org
URL: https://assets.readthedocs.org/static/javascript/readthedocs-doc-embed.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3033::ac43:dd0d , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

2a9be32c4d6b19a776e98892a80526b200196d2a920a32910eed37c7703829fc

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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: Wed, 14 Jul 2021 04:34:49 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
content-md5: gfrY4hEwUHgKS4lhQ8TuuA==
age: 395
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-ms-lease-status: unlocked
last-modified: Tue, 04 May 2021 22:13:26 GMT
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
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=ydPj0OraNWqQ843XgnfgoRCucSwONQ%2BQyFLrawx6DXJYOqRvjeMYVsL%2BiwTabplPLGBBOirMQl68RWtiEErvYjt1ccWBmCnjNzyeQDG3oIAdekqusdnDTGAOElOCA9C6Vm07WyelCufWcmUU7Q%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: text/javascript
x-ms-request-id: 4db97421-e01e-0079-6b43-41c56c000000
vary: Accept-Encoding
cache-control: max-age=3600
x-ms-version: 2009-09-19
cf-ray: 66e80a761baa4db2-FRA

GET
H2 200 / Show response
readthedocs.org/api/v2/sustainability/data/ 218 B
827 B 133ms
133ms Script
application/javascript 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://readthedocs.org/api/v2/sustainability/data/?callback=jQuery35105139679098756622_1626237289875&format=jsonp&project=open-edx-learner-guide&_=1626237289876

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/jquery.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

bba098d71a582126118b7202e8f102530ad0dffc86cc9aa6bf7d5b60146583a3

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000;
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:50 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-07290238de908b05e
content-security-policy-report-only: frame-ancestors 'none'; block-all-mixed-content; object-src 'none'; report-uri https://sentry.io/api/148442/security/?sentry_key=48196e632bb14305ad3fe47c6570e363
content-type: application/javascript; charset=utf-8
strict-transport-security: max-age=31536000;
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-xss-protection: 1; mode=block
referrer-policy: strict-origin-when-cross-origin
allow: GET, HEAD, OPTIONS
server: cloudflare
x-frame-options: DENY
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept, Accept-Language, Cookie
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=6VriZl0eJx7ngGbRHfmid0XbTgpj6c%2Fr2mIttPY8PQZQKSN35puULbdabAi6vdFVXqdKHMK6dio3qG%2Fjo8tEePHA%2BeJGLFbt60WxOvUtGnBzf4t7s6mDVF2kgg8DydO8IUKUZRMbRnQX"}],"group":"cf-nel","max_age":604800}
content-language: en
permissions-policy: interest-cohort=()
cf-ray: 66e80a761e302bca-FRA

GET
DATA 200
OK truncated
/ 924 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: c32204f1dbba66dc2406b1cb9863f611f65f8e1055f25a3fc5cef678f465a302

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

Content-Type: image/png

GET
H2 200 edx-logo-header.png
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/ 6 KB
6 KB 13ms
13ms Image
image/png 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/edx-logo-header.png

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

33d7b36c747c4d1fb99cba412d3ef35bb3c3d171df3851ab41aee09020ae0b59

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/css/edx-logo-header.png
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: image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control: no-cache
sec-fetch-dest: image
:authority: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css
:scheme: https
sec-fetch-site: same-origin
:method: GET
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css
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, 14 Jul 2021 04:34:49 GMT
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-polished: origSize=8774
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-backend: web-i-051d2f24a9270ecd8
x-amz-request-id: 6NYNBSMFJJJHJY4Q
x-amz-id-2: aJnodxhi0e7qtxLk7f+BKv1/pKo43Kwk5N6k2F3urltkVdUeu5XWHVaR/cFJ3iokqoLij0FDDgg=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/css/edx-logo-header.png
accept-ranges: bytes
referrer-policy: no-referrer-when-downgrade
last-modified: Tue, 08 Jun 2021 06:56:55 GMT
server: cloudflare
etag: "2d8d37c7b6b9cd7e62a797f7e7b9c77e"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
content-type: image/png
cf-bgj: imgq:100,h2pri
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
content-length: 5639
cf-ray: 66e80a761a494a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H3-29 200 S6u9w4BMUTPHh6UVSwiPGQ.woff2
fonts.gstatic.com/s/lato/v17/ 22 KB
22 KB 20ms
18ms Font
font/woff2 2a00:1450:4001:828::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/lato/v17/S6u9w4BMUTPHh6UVSwiPGQ.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Lato:400,700|Roboto+Slab:400,700|Inconsolata:400,700

Protocol

H3-29

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:828::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

8d3ca80fa271e94b0c36cf3053b0f806b7a42bb3395b424c99dc0bd218f0ac20

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://edx.readthedocs.io
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: Tue, 13 Jul 2021 05:38:05 GMT
x-content-type-options: nosniff
age: 82604
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 22992
x-xss-protection: 0
last-modified: Tue, 15 Sep 2020 18:12:12 GMT
server: sffe
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Wed, 13 Jul 2022 05:38:05 GMT

GET
H3-29 200 BngMUXZYTXPIvIBgJJSb6ufN5qU.woff2
fonts.gstatic.com/s/robotoslab/v13/ 39 KB
39 KB 15ms
14ms Font
font/woff2 2a00:1450:4001:828::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/robotoslab/v13/BngMUXZYTXPIvIBgJJSb6ufN5qU.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Lato:400,700|Roboto+Slab:400,700|Inconsolata:400,700

Protocol

H3-29

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:828::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

8c79f09d1e74eadaf897561f5d70265ed2884663d34ad9c4d7f2aebff3b85a6b

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://edx.readthedocs.io
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: Tue, 13 Jul 2021 12:42:56 GMT
x-content-type-options: nosniff
age: 57113
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 39440
x-xss-protection: 0
last-modified: Thu, 28 Jan 2021 22:03:59 GMT
server: sffe
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Wed, 13 Jul 2022 12:42:56 GMT

GET
H2 200 fontawesome_webfont.woff
edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/font/ 43 KB
43 KB 16ms
16ms Font
application/font-woff 2606:4700::6811:2152
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/font/fontawesome_webfont.woff

Requested by

Host: edx.readthedocs.io
URL: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:2152 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

18e6b5ff511b90edf098e62ac45ed9d6673a3eee10165d0de4164d4d02a3a77f

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

:path: /projects/open-edx-learner-guide/en/latest/_static/font/fontawesome_webfont.woff
pragma: no-cache
origin: https://edx.readthedocs.io
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: cors
accept: */*
cache-control: no-cache
sec-fetch-dest: font
:authority: edx.readthedocs.io
referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css
:scheme: https
sec-fetch-site: same-origin
:method: GET
Origin: https://edx.readthedocs.io
Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/_static/css/theme.css
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, 14 Jul 2021 04:34:49 GMT
content-encoding: gzip
x-served: Nginx-Proxito-Sendfile
x-rtd-project-method: subdomain
age: 115
cf-cache-status: HIT
x-rtd-domain: edx.readthedocs.io
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-backend: web-i-0b96dba087a03dffb
x-amz-request-id: TX28YEAPQ5SBT0ER
x-amz-id-2: 7fD/V0v7H/KGyv8RNGNoIFEUKvJ48CQY/Bem+Mu1cTOTAE7telDh9eJJ6rFCIeNg/3z1sOUS8/w=
x-rtd-version-method: path
x-rtd-path: /proxito/html/open-edx-learner-guide/latest/_static/font/fontawesome_webfont.woff
referrer-policy: no-referrer-when-downgrade
last-modified: Tue, 06 Jul 2021 22:05:49 GMT
server: cloudflare
etag: W/"b683029bafe0305ac2234038a03e1541"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
content-type: application/font-woff
x-rtd-version: latest
cache-control: public, max-age=7200
permissions-policy: interest-cohort=()
x-rtd-project: open-edx-learner-guide
cf-ray: 66e80a762a5b4a86-FRA
expires: Wed, 14 Jul 2021 06:34:49 GMT

GET
H2 200 js Show response
www.googletagmanager.com/gtag/ 93 KB
37 KB 15ms
15ms Script
application/javascript 2a00:1450:4001:813::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googletagmanager.com/gtag/js?id=UA-17997319-1

Requested by

Host: assets.readthedocs.org
URL: https://assets.readthedocs.org/static/javascript/readthedocs-analytics.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:813::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

80d237e4b3ea6d4ea2bb19c97e287d0ccca402635d9a7cd8c5b2e6a7e622ac2e

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:50 GMT
content-encoding: br
vary: Accept-Encoding
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 37834
x-xss-protection: 0
last-modified: Wed, 14 Jul 2021 03:00:00 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Wed, 14 Jul 2021 04:34:50 GMT

GET
H3-29 200 fontawesome-webfont.woff
assets.readthedocs.org/static/fonts/ 96 KB
97 KB 23ms
13ms Font
application/font-woff 2606:4700:3032::ac43:8f35
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://assets.readthedocs.org/static/fonts/fontawesome-webfont.woff
Requested by: Host: assets.readthedocs.org
URL: https://assets.readthedocs.org/static/css/badge_only.css
Protocol: H3-29
Security: QUIC, , AES_128_GCM
Server: 2606:4700:3032::ac43:8f35 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: ba0c59deb5450f5cb41b3f93609ee2d0d995415877ddfa223e8a8a7533474f07

Request headers

Origin: https://edx.readthedocs.io
Referer: https://assets.readthedocs.org/static/css/badge_only.css
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, 14 Jul 2021 04:34:50 GMT
content-encoding: br
vary: Origin, Access-Control-Request-Headers, Access-Control-Request-Method, Accept-Encoding
cf-cache-status: HIT
nel: {"report_to":"cf-nel","max_age":604800}
x-backend: web-i-0c384551f4570b028
age: 309
access-control-allow-methods: GET, HEAD
alt-svc: h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
x-amz-request-id: DP0HZTXAPDYR32E7
x-amz-id-2: L+y8g0lV0u+Z+8KRhYyQ6p63sJivU/4m5gzsUZdmLDXT6jZSl5UtUUZzrZlG9+NIXLuS4gqDwkM=
last-modified: Tue, 13 Jul 2021 16:37:10 GMT
server: cloudflare
etag: W/"fee66e712a8a08eef5805a46892932ad"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age: 3000
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=2gFcrnTY8RTtmuZnk99LRZ7kPILl5rIWL55zjZZoH%2Bsjutr35RhTnFoln3Go1QDy3feiHht6MIJSmBujQY%2FxMYTqPdHYJZMMA1WMV0mdvkqvV8DRPMGvxy3KpuC1k49NkzcBn2k%2FmeWb6hB5lDwOPQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/font-woff
access-control-allow-origin: *
access-control-expose-headers: ETag
cache-control: max-age=14400
cf-ray: 66e80a76ac774a5b-FRA

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 48 KB
19 KB 6ms
5ms Script
text/javascript 2a00:1450:4001:82a::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-17997319-1

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82a::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

73d6a5ea11fb7bf6e6a6ccd44b1635d52c79b0a00623d0387c9dddd4b7c68e89

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Wed, 09 Jun 2021 17:36:57 GMT
server: Golfe2
age: 2644
date: Wed, 14 Jul 2021 03:50:46 GMT
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 19661
expires: Wed, 14 Jul 2021 05:50:46 GMT

GET
H3-29 200 js Show response
www.googletagmanager.com/gtag/ 93 KB
37 KB 32ms
30ms Script
application/javascript 2a00:1450:4001:813::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googletagmanager.com/gtag/js?id=UA-50141783-1&l=dataLayer&cx=c

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-17997319-1

Protocol

H3-29

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:813::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

ccc1d7bd1a944a26f14a1fa549f638d04b2b716a4d986d1408f89c0a840c8b2a

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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, 14 Jul 2021 04:34:50 GMT
content-encoding: br
vary: Accept-Encoding
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 37917
x-xss-protection: 0
last-modified: Wed, 14 Jul 2021 03:00:00 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Wed, 14 Jul 2021 04:34:50 GMT

POST
H3-29 200 collect Show response
www.google-analytics.com/j/ 1 B
21 B 27ms
12ms XHR
text/plain 2a00:1450:4001:810::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j91&aip=1&a=1891317850&t=pageview&_s=1&dl=https%3A%2F%2Fedx.readthedocs.io%2Fprojects%2Fopen-edx-learner-guide%2Fen%2Flatest%2Ffront_matter%2Fbrowsers.html&ul=en-us&de=UTF-8&dt=21.3.%20edX%20Browser%20Support%20%E2%80%94%20Open%20edX%20Learner%27s%20Guide%20documentation&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAUABAAAAAC~&jid=112405506&gjid=1910522895&cid=652248087.1626237290&tid=UA-17997319-1&_gid=2070556033.1626237290&_r=1&gtm=2ou7c0&cd1=open-edx-learner-guide&cd2=latest&cd3=en&cd4=edx_theme&cd5=&cd6=sphinx&z=1662750650

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

H3-29

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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

pragma: no-cache
date: Wed, 14 Jul 2021 04:34:50 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://edx.readthedocs.io
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 1
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H3-29 200 collect Show response
www.google-analytics.com/j/ 2 B
22 B 13ms
12ms XHR
text/plain 2a00:1450:4001:810::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j91&aip=1&a=1891317850&t=pageview&_s=1&dl=https%3A%2F%2Fedx.readthedocs.io%2Fprojects%2Fopen-edx-learner-guide%2Fen%2Flatest%2Ffront_matter%2Fbrowsers.html&ul=en-us&de=UTF-8&dt=21.3.%20edX%20Browser%20Support%20%E2%80%94%20Open%20edX%20Learner%27s%20Guide%20documentation&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=aEDAAUABAAAAAC~&jid=766008509&gjid=1159745998&cid=652248087.1626237290&tid=UA-50141783-1&_gid=2070556033.1626237290&_r=1&gtm=2ou7c0&z=799910964

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

H3-29

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:810::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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

pragma: no-cache
date: Wed, 14 Jul 2021 04:34:50 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://edx.readthedocs.io
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 1 B
87 B 15ms
15ms XHR
text/plain 2a00:1450:400c:c06::9a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j91&tid=UA-50141783-1&cid=652248087.1626237290&jid=766008509&gjid=1159745998&_gid=2070556033.1626237290&_u=aEDAAUABAAAAAC~&z=76179672

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c06::9a Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://edx.readthedocs.io/projects/open-edx-learner-guide/en/latest/front_matter/browsers.html
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

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
date: Wed, 14 Jul 2021 04:34:50 GMT
content-type: text/plain
access-control-allow-origin: https://edx.readthedocs.io
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-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: 1
expires: Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

37 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.

4 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.edx.readthedocs.io/	1970-01-19 19:43:57	Name: _gat_gtag_UA_50141783_1 Value: 1
.edx.readthedocs.io/	1970-01-19 19:43:57	Name: _gat_gtag_UA_17997319_1 Value: 1
.edx.readthedocs.io/	1970-01-19 19:45:23	Name: _gid Value: GA1.3.2070556033.1626237290
.edx.readthedocs.io/	1970-01-19 20:27:09	Name: _ga Value: GA1.3.652248087.1626237290

1 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
console-api	warning	URL: https://media.ethicalads.io/media/client/beta/ethicalads.min.js(Line 1) Message: Possible Unhandled Promise Rejection: Error: No ad placements found.

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
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

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.

assets.readthedocs.org
cdnjs.cloudflare.com
edx.readthedocs.io
fonts.googleapis.com
fonts.gstatic.com
i.creativecommons.org
licensebuttons.net
media.ethicalads.io
readthedocs.org
stats.g.doubleclick.net
www.google-analytics.com
www.googletagmanager.com
2606:4700:10::6814:9710
2606:4700:20::681a:4d6
2606:4700:3032::ac43:8f35
2606:4700:3033::ac43:dd0d
2606:4700::6810:135e
2606:4700::6811:2152
2a00:1450:4001:803::200a
2a00:1450:4001:810::200e
2a00:1450:4001:813::2008
2a00:1450:4001:828::2003
2a00:1450:4001:82a::200e
2a00:1450:4001:831::2003
2a00:1450:400c:c06::9a
1331a64c30641c8212e68d8d492647fb7eec02cafab0ece1b25dbbf5728256a1
18e6b5ff511b90edf098e62ac45ed9d6673a3eee10165d0de4164d4d02a3a77f
1dae86fdcef1cf8c69a21c8e06d2bfd945a1a314e2ec7c0585913e2a36ae022c
1f30f17f2fc711cefbb7cafc6601bd578f9cd535f8b47a7ac18e6a9175715c22
218fb1c1fc72e9af6b866f430be2a67fa376392b4db2f4dbf32772671b6ae55c
2a9be32c4d6b19a776e98892a80526b200196d2a920a32910eed37c7703829fc
33d7b36c747c4d1fb99cba412d3ef35bb3c3d171df3851ab41aee09020ae0b59
3784729f40157c24bc301f6e181676b8b90ba3bcb674f564146f22d853f6516b
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
6d038d3fbd8bbc6e35fcd4214ddc0d39a9e01ddea87efa07878bab61009f26f8
73d6a5ea11fb7bf6e6a6ccd44b1635d52c79b0a00623d0387c9dddd4b7c68e89
7574026a7b74ecf2e2bfcd1ff99c378e476486a3e46bb7e46ddf0da7e3e5a0e9
80d237e4b3ea6d4ea2bb19c97e287d0ccca402635d9a7cd8c5b2e6a7e622ac2e
8c79f09d1e74eadaf897561f5d70265ed2884663d34ad9c4d7f2aebff3b85a6b
8d3ca80fa271e94b0c36cf3053b0f806b7a42bb3395b424c99dc0bd218f0ac20
ab58c01b2680e6bda52befdccf543a94c3a607039e8e38f55216b1c1c431e5e8
ba0c59deb5450f5cb41b3f93609ee2d0d995415877ddfa223e8a8a7533474f07
bba098d71a582126118b7202e8f102530ad0dffc86cc9aa6bf7d5b60146583a3
be57bbdb646a275b0612fd1f46d7b7d3fb6852acaba181d3ed990aeb543fcb45
c07fc7307baebd983e5d61cd369b59aaafe1576c833c7347b28b488be6358a2a
c32204f1dbba66dc2406b1cb9863f611f65f8e1055f25a3fc5cef678f465a302
c3c0d3f472358aac78455515c4800771426770c22698e2486d39fdb5505634e1
c7581dde67527fe9cc914823d652ff4b6e4c1d17768b84788ab10c98c86d2eb8
ccc1d7bd1a944a26f14a1fa549f638d04b2b716a4d986d1408f89c0a840c8b2a
cf25ec18f223f4c51ce1128a42e644cdc2244d88f89d1a51440d9dbe51f4efe8
cf6c44142ede6b198875950cf99d2f432f92aaa950d5ec288b0ddbe9e7876fbc
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
f7f6a5894f1d19ddad6fa392b2ece2c5e578cbf7da4ea805b6885eb6985b6e3d
fa7fc6d7e9ef4bb4e8b5a2e44954c47f391a0bda2d48b672a9afe50d72a26f42
fbf19e35116627ecd8d6527a5c98505fce6109134029e5e19a498d15a10c523b

edx.readthedocs.io Open in urlscan Pro 2606:4700::6811:2152 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

33 Requests

100 %HTTPS

100 %IPv6

11 Domains

12 Subdomains

13 IPs

3 Countries

430 kBTransfer

825 kBSize

4 Cookies

16 Outgoing links

Redirected requests

33 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

edx.readthedocs.io Open in urlscan Pro
2606:4700::6811:2152 Public Scan

Screenshot
Live screenshot

Full Image

33
Requests

100 %
HTTPS

100 %
IPv6

11
Domains

12
Subdomains

13
IPs

3
Countries

430 kB
Transfer

825 kB
Size

4
Cookies

33 HTTP transactions
1 data transactions