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

Internal
urlscan.io (IP) urlscan.io (Domain)
Effective Hostname
VirusTotal SecurityTrails crt.sh
Submitted URL
Google Safe Browsing Archive.org
Effective URL Pivot
Google Safe Browsing Archive.org
Effective IP
VirusTotal SecurityTrails Domaintools Censys
Go To Rescan
Add Verdict Report
Submitted URL:
https://tools.ietf.org/html/rfc7231 13yr old
Effective URL:
https://datatracker.ietf.org/doc/html/rfc7231 9yr old
Submission: On June 01 via api (June 1st 2026, 3:28:53 pm UTC) from CA — Scanned from CH
Summary HTTP 21 Redirects Links 18  Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 3 IPs in 2 countries across 1 domains to perform 21 HTTP transactions. The main IP is 104.16.45.99, located in Ascension Island and belongs to CLOUDFLARENET - Cloudflare, Inc., US. The main domain is datatracker.ietf.org. The Cisco Umbrella rank of the primary domain is 292843. 9yr old
TLS certificate: Issued by E7 on May 9th 2026. Valid for: 3mo.
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 1 104.16.44.99 104.16.44.99 13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
1 14 104.16.45.99 104.16.45.99 13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
8 2606:4700::68... 2606:4700::6810:2c63 13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
21 3
Apex Domain
Subdomains		 Transfer
23 ietf.org 2 redirects
tools.ietf.org — Cisco Umbrella Rank: 784660 13yr old
datatracker.ietf.org — Cisco Umbrella Rank: 292843 9yr old
static.ietf.org — Cisco Umbrella Rank: 278435 3yr old
analytics.ietf.org — Cisco Umbrella Rank: 433016 7yr old
519 KB
21 1
Domain Requested by
15 static.ietf.org datatracker.ietf.org
static.ietf.org
5 datatracker.ietf.org 1 redirects static.ietf.org
datatracker.ietf.org
2 analytics.ietf.org datatracker.ietf.org
analytics.ietf.org
1 tools.ietf.org 1 redirects
21 4
Subject Issuer Validity Valid
ietf.org
E7		 2026-05-09 -
2026-08-07		 3mo crt.sh
static.ietf.org
WE1		 2026-04-13 -
2026-07-12		 3mo crt.sh

This page contains 2 frames:

Primary Page: https://datatracker.ietf.org/doc/html/rfc7231
Frame ID: A27C3E0D221069E6B23865443A592735
Requests: 20 HTTP requests in this frame

Frame: https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/jsd/8fc8ed1d8752/main.js
Frame ID: EB60E9F7DD5649B2B169DB32BBF3F35D
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

RFC 7231 - Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content

Page URL History Show full URLs

  1. https://tools.ietf.org/html/rfc7231 HTTP 301
    https://datatracker.ietf.org/doc/html/rfc7231 Page URL

Detected technologies

(JavaScript frameworks)
Overall confidence: 100%
Detected patterns
  • <(?!svg)[^>]+\sdata-v(?:ue)?-
(Security)
Overall confidence: 100%
Detected patterns

Page Statistics

21
Requests

95 %
HTTPS

33 %
IPv6

1
Domains

4
Subdomains

3
IPs

2
Countries

518 kB
Transfer

1490 kB
Size

2
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://tools.ietf.org/html/rfc7231 HTTP 301
    https://datatracker.ietf.org/doc/html/rfc7231 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 15
  • https://datatracker.ietf.org/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
  • https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/jsd/8fc8ed1d8752/main.js

21 HTTP transactions
1 data transactions

Method
Protocol		 Status Resource
Path		 Size
x-fer		 Time
Latency		 Type
MIME-Type		 IP
Location
GET
H3 		200
 Primary Request rfc7231 Show response
datatracker.ietf.org/doc/html/
Redirect Chain
  • https://tools.ietf.org/html/rfc7231
  • https://datatracker.ietf.org/doc/html/rfc7231
357 KB
74 KB 		178ms
149ms 		Document
text/html		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
af75489f5982d112b304766ebee0d02557b3122a2a3e484401e899c4c805e410
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://static.ietf.org; frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com
Strict-Transport-Security max-age=3600; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
public, max-age=14400
cf-cache-status
HIT
cf-ray
a04f402e3b2f8bbd-ZRH
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://static.ietf.org; frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com
content-security-policy-report-only
script-src 'unsafe-inline' 'unsafe-eval'; connect-src 'none'; report-uri https://csp-reporting.cloudflare.com/cdn-cgi/script_monitor/report?m=xAf6nuu7Ejn7GMBRsTfWN1v1eV3AYcS39er_xM1a0V4-1780327733.4774518-1.0.1.1-AZs4kD1Gy8MHe29e46YKqzIxlXh_r39WRqQRjy4CNmObtxIRNKtHcXX3rWejZwalQ_koC3W1cH0PV5bJqyzH30g.FZ7oT6r3MPZqPjg8PG_2s84LHN.gv7o8X14sfYJW7Asw1DVZL.q9QbfirMztpVa0NqbZg6VotzJAMNMpP3usE.3wvM9xGYcJmejAn48T; report-to cf-csp-endpoint
content-type
text/html; charset=utf-8
cross-origin-opener-policy
unsafe-none
date
Mon, 01 Jun 2026 15:28:53 GMT
expires
Mon, 01 Jun 2026 19:28:53 GMT
priority
u=0,i
referrer-policy
strict-origin-when-cross-origin
report-to
{"group":"cf-csp-endpoint","max_age":86400,"endpoints":[{"url":"https://csp-reporting.cloudflare.com/cdn-cgi/script_monitor/report?m=xAf6nuu7Ejn7GMBRsTfWN1v1eV3AYcS39er_xM1a0V4-1780327733.4774518-1.0.1.1-AZs4kD1Gy8MHe29e46YKqzIxlXh_r39WRqQRjy4CNmObtxIRNKtHcXX3rWejZwalQ_koC3W1cH0PV5bJqyzH30g.FZ7oT6r3MPZqPjg8PG_2s84LHN.gv7o8X14sfYJW7Asw1DVZL.q9QbfirMztpVa0NqbZg6VotzJAMNMpP3usE.3wvM9xGYcJmejAn48T"}]}
server
cloudflare
server-timing
cfExtPri
strict-transport-security
max-age=3600; includeSubDomains
vary
Cookie
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN

Redirect headers

alt-svc
h3=":443"; ma=86400
cf-ray
a04f402deac8bb0a-ZRH
content-type
text/html; charset=UTF-8
date
Mon, 01 Jun 2026 15:28:53 GMT
location
https://datatracker.ietf.org/doc/html/rfc7231
priority
u=0,i
server
cloudflare
server-timing
cfExtPri
x-robots-tag
noindex, nofollow
GET
H3 		200
 import.css
static.ietf.org/fonts/inter/ 		17 KB
867 B 		35ms
23ms 		Stylesheet
text/css		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/fonts/inter/import.css
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
2c7ca5045d08246698e0d013365deb0503a2ef9edc7b93dc2639894611f93173

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

server
cloudflare
cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"7b61f256640b0692a7f9fe4e680aac32"
age
21341
cf-ray
a04f402f4e348bbd-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
server-timing
cfExtPri
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/css
last-modified
Tue, 18 Jul 2023 15:35:09 GMT
vary
Accept-Encoding
priority
u=0,i=?0
GET
H3 		200
 import.css
static.ietf.org/fonts/noto-sans-mono/ 		20 KB
900 B 		35ms
26ms 		Stylesheet
text/css		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/fonts/noto-sans-mono/import.css
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
c64d8d328d884c4c61b9ebb98a4a2f9613e6de00c8d6f1d880380ba8627630a9

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

server
cloudflare
cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"45c68dabf31645a5242a4febcc3fbb59"
age
25033
cf-ray
a04f402f3e2c8bbd-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
server-timing
cfExtPri
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/css
last-modified
Tue, 18 Jul 2023 15:41:39 GMT
vary
Accept-Encoding
priority
u=0,i=?0
GET
H3 		200
 document_html_referenced.css
static.ietf.org/dt/12.65.2/ietf/css/ 		297 KB
43 KB 		46ms
37ms 		Stylesheet
text/css		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/ietf/css/document_html_referenced.css
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
eb45960fb841ac38131848ade5dae44f7e9384060674cc1da07fd715a75b9c0e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"104485a90b97e2f0d65135aa30b09465"
age
72264
cf-ray
a04f402f3e318bbd-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
server-timing
cfExtPri
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/css
last-modified
Thu, 21 May 2026 18:23:37 GMT
server
cloudflare
priority
u=0,i=?0
GET
H2 		200
 embedded-e98f667e.js Show response
static.ietf.org/dt/12.65.2/assets/ 		16 KB
5 KB 		89ms
26ms 		Script
text/javascript		 2606:4700::6810:2c63
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/assets/embedded-e98f667e.js
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:2c63 -, , ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
abafb2cac16eecf26712902b0c117c48dfdd17fc5d2aca41df8830bd94f60f2f

Request headers

Origin
https://datatracker.ietf.org
sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"3e44baee0459f07825bf79c5b087de8f"
age
72272
cf-ray
a04f402f9c9b4f9a-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/javascript
last-modified
Thu, 21 May 2026 18:23:36 GMT
vary
Origin
server
cloudflare
GET
H2 		200
 create-pinia-singleton-ae93721b.js Show response
static.ietf.org/dt/12.65.2/assets/ 		205 KB
66 KB 		88ms
26ms 		Script
text/javascript		 2606:4700::6810:2c63
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/assets/create-pinia-singleton-ae93721b.js
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:2c63 -, , ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
85167b356b6cde910bde019725535f38f4f19ba375e9b0c516cccee3462eda29

Request headers

Origin
https://datatracker.ietf.org
sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"889ce1a96e848cc724b15f37c2513b65"
age
35986
cf-ray
a04f402f9c9f4f9a-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/javascript
last-modified
Thu, 21 May 2026 18:23:36 GMT
vary
Origin
server
cloudflare
GET
H2 		200
 Scrollbar-ca62bf98.js Show response
static.ietf.org/dt/12.65.2/assets/ 		25 KB
9 KB 		89ms
27ms 		Script
text/javascript		 2606:4700::6810:2c63
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/assets/Scrollbar-ca62bf98.js
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:2c63 -, , ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
3454838b67e1ae641f89e0e46e84b6a21de9327c9470153fee40768e6ced4517

Request headers

Origin
https://datatracker.ietf.org
sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"0c3655ef89d96e515459ad7ec4610786"
age
72272
cf-ray
a04f402f9ca14f9a-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/javascript
last-modified
Thu, 21 May 2026 18:23:36 GMT
vary
Origin
server
cloudflare
GET
H3 		200
 document_html.js Show response
static.ietf.org/dt/12.65.2/ietf/js/ 		253 KB
79 KB 		49ms
38ms 		Script
text/javascript		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/ietf/js/document_html.js
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
1c31a361fdb21aaf74e666b5e6772f5ad1c16d5e920cec625dd5c167bc2e99bd

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"b2ed18d002e61977c2b974e72b8e435e"
age
72264
cf-ray
a04f402f4e3c8bbd-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
server-timing
cfExtPri
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/javascript
last-modified
Thu, 21 May 2026 18:23:37 GMT
server
cloudflare
priority
u=1,i=?0
GET
H3 		200
 theme.js Show response
static.ietf.org/dt/12.65.2/ietf/js/ 		2 KB
858 B 		37ms
27ms 		Script
text/javascript		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://static.ietf.org/dt/12.65.2/ietf/js/theme.js
Requested by
Host: datatracker.ietf.org
URL: https://datatracker.ietf.org/doc/html/rfc7231
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.16.45.99 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
faf5c993b3668f3fad0144bf9a35a775e4b0e549aacbbeb03a08d8e591f8929c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://datatracker.ietf.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=3600
content-encoding
br
cf-cache-status
HIT
etag
W/"63b4597b8d532fb8c3bb18d432710c1f"
age
74050
cf-ray
a04f402f4e388bbd-ZRH
expires
Mon, 01 Jun 2026 16:28:53 GMT
access-control-allow-origin
*
server-timing
cfExtPri
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/javascript
last-modified
Thu, 21 May 2026 18:23:38 GMT
server
cloudflare
priority
u=1,i=?0
GET
H3 		200
 ietf-logo-nor-white.svg
static.ietf.org/dt/12.65.2/ietf/images/ 		6 KB
3 KB 		24ms
24ms 		Image
image/svg+xml		 104.16.45.99
Cloudflare
General
Check archive.org
Download Go to Show image
Full URL
https://static.ietf.org/dt/12.65.2/ietf/images/ietf-logo-nor-white.svg
Requested by
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QUIC, , AES_128_GCM
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sec-ch-ua
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https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/jsd/8fc8ed1d8752/main.js?
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H3
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"Linux"
Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="148", "Google Chrome";v="148", "Not-A.Brand";v="24"
Content-Type
text/plain;charset=UTF-8
sec-ch-ua-mobile
?0

Response headers

timing-allow-origin
https://datatracker.ietf.org
cf-ray
a04f40314ce78bbd-ZRH
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
content-length
0
cf-chl-out-s
DRaDT3WkUL3zSlM3Bg08Wg==$srLHNY1WmG9KjhT1KDmyLw==
date
Mon, 01 Jun 2026 15:28:53 GMT
content-type
text/plain; charset=UTF-8
server
cloudflare
priority
u=1,i

Verdicts & Comments Add Verdict or Comment

14 JavaScript Window variables

These are the non-standard variables defined on the window object. These include var declarations and global functions and can be helpful in identifying possible client-side frameworks and code.

object| 0 function| parcelRequire94c2 number| uidEvent function| setupSelect2Field object| _paq object| __VUE_INSTANCE_SETTERS__ object| __VUE_SSR_SETTERS__ object| __cssrContext object| pinia boolean| __VUE__ object| Piwik object| Matomo object| AnalyticsTracker function| piwik_log

2 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/ 1970-01-21
23:17:43 		Name: cf_clearance
Value: bTS1.Faga2fIXuIkC1AmaVIPna8J9uwWvxnnJSBmLbA-1780327733-1.2.1.1-13LngK.oM0EG1i9H4qvsA5_XXHdZzvN7BkTM9rIheL3xUksenZyTRA1GX6BNP4kbOUVRrgjS0A0O3ceEGyJx5Zn_8WjEempmO7UjbcuNJW3TssqAgkL__.20BwldWZSKBOl_M7atBCkwgfKCXJNw4Bd0ukUvQ2rc5Oqch0mJUgMGpNd2QubOpFCZ4GU._XIpQS5h_AHVaA8UHP0q4R1NDKpcMf_phCg9p60c_eOWRCVQoB8RfqiRbg8nOBbemrYvgcMQI29gp_y988vs9mY0k3GiWmtJ1Oi0ITq2wv1j12FhsrDpTD5nX_E3jDrhP0kzzinW2RYOIBDJIwbW1G6.qw
.ietf.org/ 1970-01-21
14:32:09 		Name: __cf_bm
Value: QtKhAI3exfK6giw7JscwiUjA2tipWHBMDdUqdXAbT8g-1780327733.968522-1.0.1.1-aPwTGffxheHWaF9RQwuVunzRCxUVL97Mceb5dNkX_MNiBhyZmcTILs2DMS.jwInFm1lgmvrzkuNQVdjQ6reTpuOoUi9qkBhFOTkQrXQ48j8Xr9IaftEu9mGZOpi5s.hb

14 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
security info URL: https://datatracker.ietf.org/doc/html/rfc7231
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/assets/embedded-e98f667e.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/doc/html/rfc7231(Line 26)
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/assets/create-pinia-singleton-ae93721b.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/doc/html/rfc7231(Line 27)
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/assets/Scrollbar-ca62bf98.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/doc/html/rfc7231
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/ietf/js/document_html.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/doc/html/rfc7231
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/ietf/js/theme.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/doc/html/rfc7231(Line 7369)
Message:
Loading the script 'https://analytics.ietf.org/matomo.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://static.ietf.org/dt/12.65.2/assets/create-pinia-singleton-ae93721b.js(Line 244)
Message:
Loading the script 'https://static.ietf.org/dt/12.65.2/assets/Status-fb106929.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info
Message:
Loading the script 'https://datatracker.ietf.org/cdn-cgi/challenge-platform/scripts/jsd/main.js' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: about:blank
Message:
Loading the script 'https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/scripts/jsd/8fc8ed1d8752/main.js?' violates the following Content Security Policy directive: "script-src 'unsafe-inline' 'unsafe-eval'". Note that 'script-src-elem' was not explicitly set, so 'script-src' is used as a fallback. The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://analytics.ietf.org/matomo.js(Line 35)
Message:
Connecting to 'https://analytics.ietf.org/matomo.php?action_name=RFC%207231%20-%20Hypertext%20Transfer%20Protocol%20(HTTP%2F1.1)%3A%20Semantics%20and%20Content&idsite=7&rec=1&r=005991&h=17&m=28&s=53&url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc7231&_id=&_idn=1&send_image=0&_refts=0&pv_id=YIn93c&pf_net=30&pf_srv=149&pf_tfr=35&pf_dm1=176&uadata=%7B%22formFactors%22%3A%5B%22Desktop%22%5D%2C%22fullVersionList%22%3A%5B%7B%22brand%22%3A%22Chromium%22%2C%22version%22%3A%22148.0.0.0%22%7D%2C%7B%22brand%22%3A%22Google%20Chrome%22%2C%22version%22%3A%22148.0.0.0%22%7D%2C%7B%22brand%22%3A%22Not-A.Brand%22%2C%22version%22%3A%2224.0.0.0%22%7D%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22Linux%22%2C%22platformVersion%22%3A%22%22%7D&pdf=1&qt=0&realp=0&wma=0&fla=0&java=0&ag=0&cookie=1&res=1600x1200' violates the following Content Security Policy directive: "connect-src 'none'". The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://analytics.ietf.org/matomo.js(Line 35)
Message:
Connecting to 'https://analytics.ietf.org/matomo.php?action_name=RFC%207231%20-%20Hypertext%20Transfer%20Protocol%20(HTTP%2F1.1)%3A%20Semantics%20and%20Content&idsite=7&rec=1&r=005991&h=17&m=28&s=53&url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc7231&_id=&_idn=1&send_image=0&_refts=0&pv_id=YIn93c&pf_net=30&pf_srv=149&pf_tfr=35&pf_dm1=176&uadata=%7B%22formFactors%22%3A%5B%22Desktop%22%5D%2C%22fullVersionList%22%3A%5B%7B%22brand%22%3A%22Chromium%22%2C%22version%22%3A%22148.0.0.0%22%7D%2C%7B%22brand%22%3A%22Google%20Chrome%22%2C%22version%22%3A%22148.0.0.0%22%7D%2C%7B%22brand%22%3A%22Not-A.Brand%22%2C%22version%22%3A%2224.0.0.0%22%7D%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22Linux%22%2C%22platformVersion%22%3A%22%22%7D&pdf=1&qt=0&realp=0&wma=0&fla=0&java=0&ag=0&cookie=1&res=1600x1200' violates the following Content Security Policy directive: "connect-src 'none'". The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://static.ietf.org/dt/12.65.2/assets/Status-fb106929.js
Message:
Connecting to 'https://datatracker.ietf.org/status/latest.json' violates the following Content Security Policy directive: "connect-src 'none'". The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://static.ietf.org/dt/12.65.2/assets/Status-fb106929.js
Message:
Connecting to 'https://datatracker.ietf.org/status/latest.json' violates the following Content Security Policy directive: "connect-src 'none'". The policy is report-only, so the violation has been logged but no further action has been taken.
security info URL: https://datatracker.ietf.org/cdn-cgi/challenge-platform/scripts/jsd/main.js
Message:
Connecting to 'https://datatracker.ietf.org/cdn-cgi/challenge-platform/h/g/jsd/oneshot/8fc8ed1d8752/0.9080006192414521:1780326025:vmjIwx7h9eqXdZM_jx-hs6D02r4W-yfbvKoPwrE0_eg/a04f402e3b2f8bbd' violates the following Content Security Policy directive: "connect-src 'none'". The policy is report-only, so the violation has been logged but no further action has been taken.

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://static.ietf.org; frame-ancestors 'self' ietf.org *.ietf.org meetecho.com *.meetecho.com
Strict-Transport-Security max-age=3600; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN

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
static.ietf.org
tools.ietf.org
104.16.44.99
104.16.45.99
2606:4700::6810:2c63
02a8efa9ca9e2eb5890f0bfab23debcafffccc4bc12190f91d4675c9539c6e67
187f850b84745248a0dc149f0f72108c74d53b24eef031d0834ea24538c353bc
1c31a361fdb21aaf74e666b5e6772f5ad1c16d5e920cec625dd5c167bc2e99bd
2c7ca5045d08246698e0d013365deb0503a2ef9edc7b93dc2639894611f93173
3454838b67e1ae641f89e0e46e84b6a21de9327c9470153fee40768e6ced4517
35fa36e3d14d04f348028956a89b547aeecf99b9dd4c0685e8ffdc39b97b02dd
4223382c2fb8043edd3718a9268e93e90b9e38f6077807bfdc7c2c63eab8e559
450f3ba4e47ee174bd9692b396f264b907d37d2528f53911760f3d0edb785f7e
476adf42b40325098fcfa8b36ab3e769186bb4f6ce6a249753e2e1a9c22bf99e
643dc9512a4efa9959a6475a7e7fcdf906b492aedd5c423e83867f8f153dd13e
85167b356b6cde910bde019725535f38f4f19ba375e9b0c516cccee3462eda29
9b8ea08883a7ba9f91e7c137c89a4356d621ade48207f392fa9c77fd41d23c5f
abafb2cac16eecf26712902b0c117c48dfdd17fc5d2aca41df8830bd94f60f2f
af75489f5982d112b304766ebee0d02557b3122a2a3e484401e899c4c805e410
b44b72603b5d8a0ef95dfc8e5865bac6f09869020ff9267d1b762821fd1e160f
c64d8d328d884c4c61b9ebb98a4a2f9613e6de00c8d6f1d880380ba8627630a9
d8c89b0459ec4d6069037002ff5d824395ff37dbf866bc4298fce22d336b182a
de41055f3d3e82e5b05d572acac5eac3a29d58922ecf978cb660019b7091669c
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
eb45960fb841ac38131848ade5dae44f7e9384060674cc1da07fd715a75b9c0e
faf5c993b3668f3fad0144bf9a35a775e4b0e549aacbbeb03a08d8e591f8929c