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2606:4700::6812:61d  Public Scan

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Submitted URL: https://readthedocs.io/
Effective URL: https://readthedocs.org/
Submission: On July 24 via manual from GB — Scanned from GB
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 6 IPs in 2 countries across 5 domains to perform 31 HTTP transactions. The main IP is 2606:4700::6812:61d, located in United States and belongs to CLOUDFLARENET, US. The main domain is readthedocs.org. The Cisco Umbrella rank of the primary domain is 48166.
TLS certificate: Issued by GTS CA 1P5 on July 21st 2023. Valid for: 3 months.
This is the only time readthedocs.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 2606:4700::68... 13335 (CLOUDFLAR...)
21 2606:4700::68... 13335 (CLOUDFLAR...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
2 2606:4700::68... 13335 (CLOUDFLAR...)
3 2a00:1450:400... 15169 (GOOGLE)
3 2a00:1450:400... 15169 (GOOGLE)
1 2001:4860:480... 15169 (GOOGLE)
31 6
1    2606:4700::6811:2152 (United States)

ASN13335 (CLOUDFLARENET, US)
readthedocs.io
21    2606:4700::6812:61d (United States)

ASN13335 (CLOUDFLARENET, US)
readthedocs.org
assets.readthedocs.org
1    2606:4700::6812:c45 (United States)

ASN13335 (CLOUDFLARENET, US)
track.mailerlite.com
2    2606:4700::6812:d45 (United States)

ASN13335 (CLOUDFLARENET, US)
static.mailerlite.com
3    2a00:1450:4001:806::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
3    2a00:1450:4001:82f::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google-analytics.com
1    2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
Apex Domain
Subdomains		 Transfer
21 readthedocs.org
readthedocs.org — Cisco Umbrella Rank: 48166
assets.readthedocs.org — Cisco Umbrella Rank: 101554
597 KB
4 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 59
region1.google-analytics.com — Cisco Umbrella Rank: 1815
21 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 73
201 KB
3 mailerlite.com
track.mailerlite.com — Cisco Umbrella Rank: 30127
static.mailerlite.com — Cisco Umbrella Rank: 16452
24 KB
1 readthedocs.io
readthedocs.io
243 B
31 5
Domain Requested by
20 assets.readthedocs.org readthedocs.org
assets.readthedocs.org
3 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
3 www.googletagmanager.com readthedocs.org
www.googletagmanager.com
2 static.mailerlite.com readthedocs.org
static.mailerlite.com
1 region1.google-analytics.com www.googletagmanager.com
1 track.mailerlite.com readthedocs.org
1 readthedocs.org
1 readthedocs.io 1 redirects
31 8
Subject Issuer Validity Valid
readthedocs.org
GTS CA 1P5		 2023-07-21 -
2023-10-19		 3 months crt.sh
mailerlite.com
Cloudflare Inc ECC CA-3		 2023-05-30 -
2024-05-29		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2023-07-03 -
2023-09-25		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://readthedocs.org/
Frame ID: 82C995DEDBFB2217ECE1D88D4B2FDE30
Requests: 31 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Home | Read the Docs

Page URL History Show full URLs

  1. https://readthedocs.io/ HTTP 302
    https://readthedocs.org/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • (?:powered by <a[^>]+>Django ?([\d.]+)?<\/a>|<input[^>]*name=["']csrfmiddlewaretoken["'][^>]*>)
Overall confidence: 100%
Detected patterns
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js
Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?
Overall confidence: 100%
Detected patterns
  • jquery-ui[.-]([\d.]*\d)[^/]*\.js
  • jquery-ui.*\.js

Page Statistics

31
Requests

100 %
HTTPS

100 %
IPv6

5
Domains

8
Subdomains

6
IPs

2
Countries

843 kB
Transfer

1540 kB
Size

7
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. https://readthedocs.io/ HTTP 302
    https://readthedocs.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

31 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
readthedocs.org/
Redirect Chain
  • https://readthedocs.io/
  • https://readthedocs.org/
18 KB
6 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6680e0fb157efe554bd042cf0d56167a4ea4be3f0189cc6b395cf5a0591413bc
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'none'; block-all-mixed-content; object-src 'none'
Strict-Transport-Security max-age=31536000;
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36
accept-language
en-GB,en;q=0.9

Response headers

cf-cache-status
DYNAMIC
cf-ray
7ebb23c2dc01459f-LHR
content-encoding
gzip
content-language
en
content-security-policy
frame-ancestors 'none'; block-all-mixed-content; object-src 'none'
content-type
text/html; charset=utf-8
date
Mon, 24 Jul 2023 09:29:36 GMT
referrer-policy
strict-origin-when-cross-origin
server
cloudflare
strict-transport-security
max-age=31536000;
vary
Accept-Encoding Cookie, Accept-Language
x-backend
web-i-0f43d7d634804b2b6
x-content-type-options
nosniff
x-frame-options
DENY
x-xss-protection
1; mode=block

Redirect headers

alt-svc
h3=":443"; ma=86400
cache-control
public, max-age=1200
cf-cache-status
EXPIRED
cf-ray
7ebb23c02e61dcbb-LHR
content-length
138
content-type
text/html
date
Mon, 24 Jul 2023 09:29:36 GMT
expires
Mon, 24 Jul 2023 09:49:36 GMT
location
https://readthedocs.org
server
cloudflare
vary
Accept-Encoding
x-backend
web-i-02aa49a73b5c7d366
x-served
Nginx
core.42fd09c35ae4.css
assets.readthedocs.org/css/ 		53 KB
11 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/css/core.42fd09c35ae4.css
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c9476f1cf932e4c4e112c3210a341c9c8c91ef3bf31cc7a92af49b9a7b58ba38

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
x-backend
web-i-054fcf4cb3023ba51
x-amz-request-id
3KPZ6PESNJ9AXE10
age
497152
x-amz-server-side-encryption
AES256
x-amz-id-2
1J2+WWup9LMgGdvrNYJiiCpL/ujKMo3x1KOFjtmvKulyTiSE10TutN65n5Mi7F5Y8OeTyzII3r87pQveBTpzzg==
last-modified
Tue, 18 Jul 2023 15:21:15 GMT
server
cloudflare
etag
W/"42fd09c35ae4439d2c095fcece8f4957"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=14400
cf-ray
7ebb23c51887459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
jquery.21ddcb0bc4d4.js
assets.readthedocs.org/vendor/ 		87 KB
31 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/vendor/jquery.21ddcb0bc4d4.js
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f4db00984d7de6b985db0a58ed54f19c409a2aaadd2c9194a4eca5effa4cc6ad

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
x-backend
web-i-0a97b7f79bfa917d2
x-amz-request-id
3KPMQVEH0TKADXB8
age
497152
x-amz-server-side-encryption
AES256
x-amz-id-2
MZb9HgakXvB2AI4+bcfoUGNtwEdmMQbhBzf5RU/sutsZCtqZF36oEXGRFNw7b/lW/GwQhnB3HXA=
last-modified
Tue, 10 Jan 2023 16:30:51 GMT
server
cloudflare
etag
W/"21ddcb0bc4d499aa46ee2d653ccc3c8b"
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=14400
cf-ray
7ebb23c51891459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
jquery-migrate.2750ab4b397d.js
assets.readthedocs.org/vendor/ 		7 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/vendor/jquery-migrate.2750ab4b397d.js
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6ea81a97bdacdd832ddc783758ed32a679e468372486cfa939cb503b7d660078

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
x-backend
web-i-012f8d6e7dc639b56
x-amz-request-id
BADCCWC0CERFDZSX
age
497131
x-amz-server-side-encryption
AES256
x-amz-id-2
9VEK+fpyXqmoKe4+3/9UIw5QZnGHDrlZqCBj53ThUHEPcO10tg7+K4x8WSC5QMn0WeX/eXO5N53Mxm5FD3kFlA==
last-modified
Tue, 10 Jan 2023 16:30:51 GMT
server
cloudflare
etag
W/"2750ab4b397d3307f61bbc59cef0c4c3"
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=14400
cf-ray
7ebb23c51893459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
jquery-ui.454bf5ec47f2.js
assets.readthedocs.org/vendor/ 		193 KB
50 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/vendor/jquery-ui.454bf5ec47f2.js
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b61d76c908b32187d42e670896cd5e052051e0a855044967df1b9cef40eac24a

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
x-backend
web-i-0d5bb8f36809c2b93
x-amz-request-id
BAD2B9M6NVE0R3HF
age
497131
x-amz-server-side-encryption
AES256
x-amz-id-2
gxNJicH4xJZgx2a3nA8OJiEJyd9Y03VlsAbHq1uecr1RzGnK6MzcsARK8BDlsK0uEnSYb7nMDJU=
last-modified
Tue, 10 Jan 2023 16:30:51 GMT
server
cloudflare
etag
W/"454bf5ec47f270112f159a8dc922b762"
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=14400
cf-ray
7ebb23c5188f459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
base.b58bc89ca9ff.js
assets.readthedocs.org/javascript/ 		3 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/javascript/base.b58bc89ca9ff.js
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
83d65fc6fce411de259bd162c64c31c5b1088529568e45b7e0d18e6f0b581d59

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
x-backend
web-i-006561c08fad06988
x-amz-request-id
BAD7QQ2FJW5FEKDJ
age
497131
x-amz-server-side-encryption
AES256
x-amz-id-2
uowVBMua9DmqGo5Rw2Dl/baZ77l/A5CHOb0+Q3G6sl2OYDODywNfRlDfOl6bdvkCXk/fzvialn4=
last-modified
Fri, 22 Jan 2021 02:15:42 GMT
server
cloudflare
etag
W/"b58bc89ca9ff2c7b586dab2b0f3fbf27"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=14400
cf-ray
7ebb23c5188d459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
site.1e20302758f2.js
assets.readthedocs.org/core/js/ 		771 B
653 B 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.readthedocs.org/core/js/site.1e20302758f2.js
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f34731602d5c4ddeb7cd0c53f504d90f9717d9a38f248c82f9b515a2bac5117d

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Tue, 24 May 2022 15:53:41 GMT
x-backend
web-i-054fcf4cb3023ba51
server
cloudflare
x-amz-request-id
ZYSXXA3NDN4D9CTW
age
497282
etag
W/"1e20302758f2318a58cda2cfcb262e68"
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=14400
cf-ray
7ebb23c51896459f-LHR
x-amz-id-2
79fDD9Ga7N0A0pFkNeRriphWH2c/N4hQDBNQCHNjWkzEG2PEDycowKyWZPxJv18/YyznH99xrZGAcxUeDPUJaw==
expires
Mon, 24 Jul 2023 13:29:36 GMT
t0a9l4
track.mailerlite.com/webforms/o/4726913/ 		43 B
193 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://track.mailerlite.com/webforms/o/4726913/t0a9l4?v1632124791
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:c45 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a065920df8cc4016d67c3a464be90099c9d28ffe7c9e6ee3a18f257efc58cbd7
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:37 GMT
strict-transport-security
max-age=15724800; includeSubDomains
via
Ingress
cf-cache-status
DYNAMIC
server
cloudflare
cf-ray
7ebb23c638eb7423-LHR
content-type
image/gif
webforms.min.js
static.mailerlite.com/js/w/ 		10 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://static.mailerlite.com/js/w/webforms.min.js?v0c75f831c56857441820dcec3163967c
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:d45 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5191785d3fed79f267accb303233e5cf265e07eb0ae3f0c77139a6531e0aedbb
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
strict-transport-security
max-age=63072000
via
1.1 google
cf-cache-status
HIT
last-modified
Wed, 19 Jul 2023 11:51:20 GMT
server
cloudflare
age
2463
etag
W/"64b7ce38-26cb"
vary
Accept-Encoding
content-type
application/javascript
content-encoding
br
cache-control
public, max-age=432000
cf-ray
7ebb23c619423da9-LHR
expires
Sat, 29 Jul 2023 09:29:36 GMT
aws.e8af7274bc7e.png
assets.readthedocs.org/images/sponsors/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://assets.readthedocs.org/images/sponsors/aws.e8af7274bc7e.png
Requested by
Host: readthedocs.org
URL: https://readthedocs.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:61d , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6ee355e5039d917b7581e594b582a611199d5cb24f6ec02dfba65c76c358f3d5

Request headers

accept-language
en-GB,en;q=0.9
Referer
https://readthedocs.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.102 Safari/537.36

Response headers

date
Mon, 24 Jul 2023 09:29:36 GMT
cf-cache-status
HIT
x-backend
web-i-0a7706cde06d57616
x-amz-request-id
75G9F8EZ9BSVN6CX
age
497274
content-length
5871
x-amz-id-2
hcTi5h/SqqdFfHGavYdKhzuJRds70z4UfDpyHxIvSQ0OMamMQd5DdzdXO9LdGkbL42mLJ7kDCDw=
last-modified
Tue, 16 Mar 2021 15:55:12 GMT
server
cloudflare
etag
"e8af7274bc7ef955b24fe9c17a7eeeba"
vary
Accept-Encoding
content-type
image/png
cache-control
public, max-age=14400
accept-ranges
bytes
cf-ray
7ebb23c5da65459f-LHR
expires
Mon, 24 Jul 2023 13:29:36 GMT
cloudflare.d6e78f9ba0ea.png
assets.readthedocs.org/images/sponsors/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://assets.readthedocs.org/images/sponsors/cloudflare.d6e78f9ba0ea.png
Requested by
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Verdicts & Comments Add Verdict or Comment

16 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.

function| gtag object| dataLayer function| require function| $ function| jQuery object| site function| ml_webform_success_4726913 function| ml_jQuery function| Inputmask object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga object| gaplugins object| gaGlobal object| gaData

7 Cookies

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Value: GA1.1.1563305421.1690190978

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
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Strict-Transport-Security max-age=31536000;
X-Content-Type-Options nosniff
X-Frame-Options DENY
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.

assets.readthedocs.org
readthedocs.io
readthedocs.org
region1.google-analytics.com
static.mailerlite.com
track.mailerlite.com
www.google-analytics.com
www.googletagmanager.com
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