datatracker.ietf.org Open in urlscan Pro
104.16.44.99 Public Scan

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Submitted URL:
http://datatracker.ietf.org/doc/rfc1918
Effective URL:
https://datatracker.ietf.org/doc/rfc1918/
Submission: On February 27 via manual (February 27th 2023, 8:03:07 am UTC) from PL — Scanned from PL

Summary HTTP 19 Redirects Links 21 Behaviour Indicators

Summary

This website contacted 4 IPs in 2 countries across 2 domains to perform 19 HTTP transactions. The main IP is 104.16.44.99, located in and belongs to CLOUDFLARENET, US. The main domain is datatracker.ietf.org. The Cisco Umbrella rank of the primary domain is 292677.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on January 1st 2023. Valid for: a year.

This is the only time datatracker.ietf.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 11	104.16.45.99 104.16.45.99	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 7	104.16.44.99 104.16.44.99	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	142.251.39.74 142.251.39.74	15169 (GOOGLE) (GOOGLE)
2	50.223.129.196 50.223.129.196	7922 (COMCAST-7922) (COMCAST-7922)
19	4

11 104.16.45.99 (None, ) 1 redirects

ASN13335 (CLOUDFLARENET, US)

datatracker.ietf.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.ietf.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

7 104.16.44.99 (None, ) 1 redirects

ASN13335 (CLOUDFLARENET, US)

datatracker.ietf.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.251.39.74 (United States)

ASN15169 (GOOGLE, US)
PTR: bud02s39-in-f10.1e100.net

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

2 50.223.129.196 (Belmont, United States)

ASN7922 (COMCAST-7922, US)
PTR: ietfx.amsl.com

analytics.ietf.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
20	ietf.org 2 redirects datatracker.ietf.org — Cisco Umbrella Rank: 292677 www.ietf.org — Cisco Umbrella Rank: 111940 analytics.ietf.org — Cisco Umbrella Rank: 550983	533 KB
1	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 36	939 B
19	2

	Domain	Requested by
10	www.ietf.org	datatracker.ietf.org www.ietf.org
8	datatracker.ietf.org	2 redirects www.ietf.org datatracker.ietf.org
2	analytics.ietf.org	datatracker.ietf.org analytics.ietf.org
1	fonts.googleapis.com	datatracker.ietf.org
19	4

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

Domain
www.ietf.org
github.com
www.rfc-editor.org
aarnet.edu.au
author-tools.ietf.org
mailarchive.ietf.org
www.google.com
www.iab.org
www.irtf.org
trustee.ietf.org
www.iana.org

Subject Issuer	Validity	Valid
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-01-01` - `2024-01-01`	a year	crt.sh
upload.video.google.com GTS CA 1C3	`2023-02-08` - `2023-05-03`	3 months	crt.sh
*.ietf.org Starfield Secure Certificate Authority - G2	`2022-06-12` - `2023-07-14`	a year	crt.sh

This page contains 2 frames:

Primary Page: https://datatracker.ietf.org/doc/rfc1918/
Frame ID: 565AA6D96DF1552E887E9B12ED3FA466
Requests: 16 HTTP requests in this frame

Frame: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/alpha/invisible.js?ts=1677484800
Frame ID: DAD0E989675DAA3804319634162A1F9D
Requests: 3 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

RFC 1918 - Address Allocation for Private Internets

Page URL History Show full URLs

http://datatracker.ietf.org/doc/rfc1918 HTTP 301
https://datatracker.ietf.org/doc/rfc1918 HTTP 302
https://datatracker.ietf.org/doc/rfc1918/ Page URL

Detected technologies

D3 (JavaScript Graphics) Expand

Overall confidence: 100%
Detected patterns

/d3(?:\. v\d+)?(?:\.min)?\.js

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

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

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

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

Select2 (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

select2(?:\.min|\.full)?\.js

Page Statistics

19
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

4
Subdomains

4
IPs

2
Countries

533 kB
Transfer

1411 kB
Size

1
Cookies

21 Outgoing links

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

URL: https://www.ietf.org/how/meetings/register/
Title: Registration

Search URL Search Domain Scan URL

URL: https://www.ietf.org/how/meetings/past/
Title: Meeting proceedings

Search URL Search Domain Scan URL

URL: https://github.com/ietf-tools/datatracker/issues/new/choose
Title: Report a bug

Search URL Search Domain Scan URL

URL: https://www.rfc-editor.org/errata_search.php?rfc=1918
Title: Errata

Search URL Search Domain Scan URL

URL: https://www.rfc-editor.org/rfc/rfc1918.txt
Title: txt

Search URL Search Domain Scan URL

URL: https://www.rfc-editor.org/rfc/rfc1918.html
Title: html

Search URL Search Domain Scan URL

URL: https://www.rfc-editor.org/rfc/pdfrfc/rfc1918.txt.pdf
Title: pdf

Search URL Search Domain Scan URL

URL: ftp://aarnet.edu.au/pub/mailing-lists/cidrd*
Title: Mailing list discussion

Search URL Search Domain Scan URL

URL: https://author-tools.ietf.org/api/idnits?url=https://www.ietf.org/archive/id/draft-ietf-cidrd-private-addr-05.txt
Title: Nits

Search URL Search Domain Scan URL

URL: https://mailarchive.ietf.org/arch/search?q=%22draft-ietf-cidrd-private-addr%22
Title: IETF Mail Archive

Search URL Search Domain Scan URL

URL: https://www.google.com/search?as_q=draft-ietf-cidrd-private-addr&as_sitesearch=ftp%3A%2F%2Faarnet.edu.au%2Fpub%2Fmailing-lists%2Fcidrd%2A
Title: Google

Search URL Search Domain Scan URL

URL: https://www.ietf.org/
Title: IETF

Search URL Search Domain Scan URL

URL: https://www.ietf.org/iesg/
Title: IESG

Search URL Search Domain Scan URL

URL: https://www.iab.org/
Title: IAB

Search URL Search Domain Scan URL

URL: https://www.irtf.org/
Title: IRTF

Search URL Search Domain Scan URL

URL: https://www.ietf.org/llc/
Title: IETF LLC

Search URL Search Domain Scan URL

URL: https://trustee.ietf.org/
Title: IETF Trust

Search URL Search Domain Scan URL

URL: https://www.rfc-editor.org/
Title: RFC Editor

Search URL Search Domain Scan URL

URL: https://www.iana.org/
Title: IANA

Search URL Search Domain Scan URL

URL: https://www.ietf.org/privacy-statement/
Title: Privacy Statement

Search URL Search Domain Scan URL

URL: https://github.com/ietf-tools/datatracker/releases/tag/9.12.0
Title: Version 9.12.0 (main - 0ec1264)

Search URL Search Domain Scan URL

Page URL History

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

http://datatracker.ietf.org/doc/rfc1918 HTTP 301
https://datatracker.ietf.org/doc/rfc1918 HTTP 302
https://datatracker.ietf.org/doc/rfc1918/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

19 HTTP transactions
0 data transactions

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

GET
H2

200

Primary Request / Show response
datatracker.ietf.org/doc/rfc1918/
Redirect Chain

http://datatracker.ietf.org/doc/rfc1918
https://datatracker.ietf.org/doc/rfc1918
https://datatracker.ietf.org/doc/rfc1918/

60 KB
14 KB

736ms
735ms

Document
text/html

104.16.44.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.44.99 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

199c2f6c0d8207d5d6212931c4e1ba1b6099b6e2314da71dc32395613101ff9f

Security Headers

Name	Value
Content-Security-Policy	default-src 'self' 'unsafe-inline' data: https://datatracker.ietf.org/ https://www.ietf.org/ http://ietf.org/ https://analytics.ietf.org https://fonts.googleapis.com https://fonts.gstatic.com; frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=3600; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
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/110.0.5481.177 Safari/537.36
accept-language: pl-PL,pl;q=0.9

Response headers

alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
cache-control: public, max-age=3600
cf-cache-status: REVALIDATED
cf-ray: 79ff66d1f98a34b6-WAW
content-encoding: br
content-security-policy: default-src 'self' 'unsafe-inline' data: https://datatracker.ietf.org/ https://www.ietf.org/ http://ietf.org/ https://analytics.ietf.org https://fonts.googleapis.com https://fonts.gstatic.com; frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: text/html; charset=utf-8
date: Mon, 27 Feb 2023 08:03:02 GMT
expires: Mon, 27 Feb 2023 09:03:02 GMT
referrer-policy: strict-origin-when-cross-origin
server: cloudflare
strict-transport-security: max-age=3600; includeSubDomains
vary: Cookie, Accept-Encoding
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 1; mode=block

Redirect headers

alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
cache-control: public, max-age=3600
cf-cache-status: EXPIRED
cf-ray: 79ff66ce5e4234b6-WAW
content-security-policy: default-src 'self' 'unsafe-inline' data: https://datatracker.ietf.org/ https://www.ietf.org/ http://ietf.org/ https://analytics.ietf.org https://fonts.googleapis.com https://fonts.gstatic.com; frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: text/html; charset=utf-8
date: Mon, 27 Feb 2023 08:03:02 GMT
expires: Mon, 27 Feb 2023 09:03:02 GMT
location: /doc/rfc1918/
referrer-policy: strict-origin-when-cross-origin
server: cloudflare
strict-transport-security: max-age=3600; includeSubDomains
vary: Accept-Encoding
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 1; mode=block

GET
H2 200 css2
fonts.googleapis.com/ 2 KB
939 B 172ms
65ms Stylesheet
text/css 142.251.39.74
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css2?family=Montserrat:wght@300..700&display=swap

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.251.39.74 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

bud02s39-in-f10.1e100.net

Software

ESF /

Resource Hash

e10efc81ef47401be9fef81b47cc22c15af2f56e4127712ccccbb194e50524be

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

accept-language: pl-PL,pl;q=0.9
Referer: https://datatracker.ietf.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

strict-transport-security: max-age=31536000
date: Mon, 27 Feb 2023 08:03:02 GMT
content-encoding: gzip
x-content-type-options: nosniff
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection: 0
last-modified: Mon, 27 Feb 2023 08:03:02 GMT
server: ESF
cross-origin-opener-policy: same-origin-allow-popups
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: Mon, 27 Feb 2023 08:03:02 GMT

GET
H2 200 ietf.css
www.ietf.org/lib/dt/9.12.0/ietf/css/ 267 KB
42 KB 258ms
42ms Stylesheet
text/css 104.16.45.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ietf.org/lib/dt/9.12.0/ietf/css/ietf.css

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.45.99 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d3d4fc46bd10ef8a43782796accfd7692cb3e9c6998b0c970bab6ead2a621abe

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=31536000; preload
X-Content-Type-Options	nosniff
X-Frame-Options	ALLOW-FROM ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
X-Xss-Protection	1; mode=block

Request headers

accept-language: pl-PL,pl;q=0.9
Referer: https://datatracker.ietf.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date: Mon, 27 Feb 2023 08:03:03 GMT
strict-transport-security: max-age=31536000; preload
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
cf-cache-status: HIT
age: 208465
content-encoding: br
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Fri, 24 Feb 2023 21:55:10 GMT
server: cloudflare
etag: W/"42c88-5f5792ee2b5b0-gzip"
vary: Accept-Encoding
x-frame-options: ALLOW-FROM ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: text/css
access-control-allow-origin: *
cache-control: public, max-age=2592000
cf-ray: 79ff66d7ed3d34bc-WAW
access-control-allow-headers: *
expires: Wed, 29 Mar 2023 08:03:03 GMT

GET
H2 200 select2.css
www.ietf.org/lib/dt/9.12.0/ietf/css/ 45 KB
5 KB 256ms
40ms Stylesheet
text/css 104.16.45.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ietf.org/lib/dt/9.12.0/ietf/css/select2.css

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.45.99 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

a17bd17beef36adece51e0324ca8373fd8137c4b8e4ba5bb6bcf1c59849b8db0

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=31536000; preload
X-Content-Type-Options	nosniff
X-Frame-Options	ALLOW-FROM ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
X-Xss-Protection	1; mode=block

Request headers

accept-language: pl-PL,pl;q=0.9
Referer: https://datatracker.ietf.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date: Mon, 27 Feb 2023 08:03:03 GMT
strict-transport-security: max-age=31536000; preload
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
cf-cache-status: HIT
age: 208465
content-encoding: br
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Fri, 24 Feb 2023 21:55:10 GMT
server: cloudflare
etag: W/"b42e-5f5792ee2a610-gzip"
vary: Accept-Encoding
x-frame-options: ALLOW-FROM ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: text/css
access-control-allow-origin: *
cache-control: public, max-age=2592000
cf-ray: 79ff66d7ed3f34bc-WAW
access-control-allow-headers: *
expires: Wed, 29 Mar 2023 08:03:03 GMT

GET
H2 200 embedded.8695fdd1.js Show response
www.ietf.org/lib/dt/9.12.0/assets/ 1 KB
1 KB 257ms
41ms Script
application/javascript 104.16.45.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ietf.org/lib/dt/9.12.0/assets/embedded.8695fdd1.js

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.45.99 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

6a9e883a22cddb1167268cc8ffe3e0332a962841099f6504ebb0886864de9e1f

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=31536000; preload
X-Content-Type-Options	nosniff
X-Frame-Options	ALLOW-FROM ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
X-Xss-Protection	1; mode=block

Request headers

Referer: https://datatracker.ietf.org/
Origin: https://datatracker.ietf.org
accept-language: pl-PL,pl;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date: Mon, 27 Feb 2023 08:03:03 GMT
strict-transport-security: max-age=31536000; preload
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
cf-cache-status: HIT
age: 208465
content-encoding: br
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Fri, 24 Feb 2023 21:55:09 GMT
server: cloudflare
etag: W/"450-5f5792ee209cf-gzip"
vary: Accept-Encoding
x-frame-options: ALLOW-FROM ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: application/javascript
access-control-allow-origin: *
cache-control: public, max-age=2592000
cf-ray: 79ff66d7ecd43bcc-WAW
access-control-allow-headers: *
expires: Wed, 29 Mar 2023 08:03:03 GMT

GET
H2 200 ietf.js Show response
www.ietf.org/lib/dt/9.12.0/ietf/js/ 197 KB
63 KB 287ms
71ms Script
application/javascript 104.16.45.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.ietf.org/lib/dt/9.12.0/ietf/js/ietf.js

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

104.16.45.99 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

71fb2cde7fdb45f826621b806739f7ee94f67e705bc11bf4e257ee733bff95af

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=31536000; preload
X-Content-Type-Options	nosniff
X-Frame-Options	ALLOW-FROM ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
X-Xss-Protection	1; mode=block

Request headers

accept-language: pl-PL,pl;q=0.9
Referer: https://datatracker.ietf.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36

Response headers

date: Mon, 27 Feb 2023 08:03:03 GMT
strict-transport-security: max-age=31536000; preload
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
cf-cache-status: HIT
age: 208465
content-encoding: br
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Fri, 24 Feb 2023 21:55:09 GMT
server: cloudflare
etag: W/"31582-5f5792ee24850-gzip"
vary: Accept-Encoding
x-frame-options: ALLOW-FROM ietf.org *.ietf.org meetecho.com *.meetecho.com gather.town *.gather.town
content-type: application/javascript
access-control-allow-origin: *
cache-control: public, max-age=2592000
cf-ray: 79ff66d7ed4034bc-WAW
access-control-allow-headers: *
expires: Wed, 29 Mar 2023 08:03:03 GMT

GET
H2 200 ietf-logo-nor-white.svg
www.ietf.org/lib/dt/9.12.0/ietf/images/ 6 KB
3 KB 43ms
43ms Image
image/svg+xml 104.16.45.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.ietf.org/lib/dt/9.12.0/ietf/images/ietf-logo-nor-white.svg

Requested by

Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/rfc1918/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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https://www.ietf.org/lib/dt/9.12.0/ietf/js/d3.js

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https://www.ietf.org/lib/dt/9.12.0/ietf/js/document_timeline.js

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https://www.ietf.org/lib/dt/9.12.0/ietf/js/select2.js

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https://www.ietf.org/lib/dt/9.12.0/assets/preload-helper.eb5a97ca.js

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https://www.ietf.org/lib/dt/9.12.0/ietf/bootstrap-icons.d0645dd2.woff2

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Response headers

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604ms Fetch
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https://datatracker.ietf.org/doc/rfc1918/doc.json

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Protocol

Security

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65 KB 751ms
191ms Script
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Full URL: https://analytics.ietf.org/matomo.js
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Response headers

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Full URL: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/alpha/invisible.js?ts=1677484800
Requested by: Host: datatracker.ietf.org
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GET
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application/json 104.16.44.99
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Response headers

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GET
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Full URL: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/pica.js
Requested by: Host: datatracker.ietf.org
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POST
H3 200 79ff66d1f98a34b6 Show response
datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/cv/result/ Frame DAD0 2 B
386 B 47ms
46ms XHR
text/plain 104.16.44.99
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/cv/result/79ff66d1f98a34b6
Requested by: Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/alpha/invisible.js?ts=1677484800
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 104.16.44.99 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

Referer
accept-language: pl-PL,pl;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36
Content-Type: application/json

Response headers

date: Mon, 27 Feb 2023 08:03:03 GMT
content-encoding: br
server: cloudflare
cf-ray: 79ff66dc3cc3349d-WAW
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-type: text/plain; charset=UTF-8

POST
H2 204 matomo.php
analytics.ietf.org/ 0
135 B 424ms
419ms Ping
text/plain 50.223.129.196
COMCAST-7922

General

Check archive.org

Show headers Download Go to

Full URL: https://analytics.ietf.org/matomo.php?action_name=RFC%201918%20-%20Address%20Allocation%20for%20Private%20Internets&idsite=7&rec=1&r=060686&h=8&m=3&s=4&url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Frfc1918%2F&_id=&_idn=1&send_image=0&_refts=0&cookie=1&res=1600x1200&pv_id=RkijtE&pf_net=0&pf_srv=736&pf_tfr=3&pf_dm1=450&uadata=%7B%22fullVersionList%22%3A%5B%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22%22%2C%22platformVersion%22%3A%22%22%7D
Requested by: Host: analytics.ietf.org
URL: https://analytics.ietf.org/matomo.js
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 50.223.129.196 Belmont, United States, ASN7922 (COMCAST-7922, US),
Reverse DNS: ietfx.amsl.com
Software: nginx/1.21.5 / PHP/7.4.33
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://datatracker.ietf.org/
accept-language: pl-PL,pl;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.177 Safari/537.36
Content-Type: application/x-www-form-urlencoded; charset=utf-8

Response headers

access-control-allow-origin: https://datatracker.ietf.org
date: Mon, 27 Feb 2023 08:03:04 GMT
access-control-allow-credentials: true
server: nginx/1.21.5
x-powered-by: PHP/7.4.33

Verdicts & Comments Add Verdict or Comment

15 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.

1 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
			.ietf.org/	1970-01-20 09:58:06	Name: __cf_bm Value: 7N24LSLM1aMIK2XdJ8NMcUWAk7DNPd0kvXVzw23w3bM-1677484983-0-AU5qyodNrnLhLK4Xrz6NCRjGUgJag4RBzMkAtXzvw2G4RnglGC09CKCnVlUcwpKoDezD5SSUHqj6uoF5i2MJuSa0vvH2jTLAjJO+aRDByReZ0EwVkhZrmg3+ScxGxwvpbytozD9lYcq+yuESOn2Ogpk=

Security Headers

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

Header	Value
Content-Security-Policy	default-src 'self' 'unsafe-inline' data: https://datatracker.ietf.org/ https://www.ietf.org/ http://ietf.org/ https://analytics.ietf.org https://fonts.googleapis.com https://fonts.gstatic.com; frame-ancestors 'self' ietf.org .ietf.org meetecho.com .meetecho.com gather.town *.gather.town
Strict-Transport-Security	max-age=3600; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Indicators

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

analytics.ietf.org
datatracker.ietf.org
fonts.googleapis.com
www.ietf.org
104.16.44.99
104.16.45.99
142.251.39.74
50.223.129.196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datatracker.ietf.org Open in urlscan Pro 104.16.44.99 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Detected technologies

Page Statistics

19 Requests

100 %HTTPS

0 %IPv6

2 Domains

4 Subdomains

4 IPs

2 Countries

533 kBTransfer

1411 kBSize

1 Cookies

21 Outgoing links

Page URL History

Redirected requests

19 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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Verdicts & Comments Add Verdict or Comment

15 JavaScript Global Variables

1 Cookies

Security Headers

Indicators

datatracker.ietf.org Open in urlscan Pro
104.16.44.99 Public Scan

Screenshot
Live screenshot

Full Image

19
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

4
Subdomains

4
IPs

2
Countries

533 kB
Transfer

1411 kB
Size

1
Cookies

19 HTTP transactions
0 data transactions