www.rfc-editor.org
2606:4700::6812:1451  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
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Submitted URL:
https://www.rfc-editor.org/rfc/rfc6797#section-6.1 9yr old
Effective URL:
https://www.rfc-editor.org/rfc/rfc6797 9yr old
Submission: On April 14 via manual (April 14th 2026, 6:38:37 pm UTC) from US — Scanned from DE
Summary HTTP 2 Redirects Links 22  Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 2 HTTP transactions. The main IP is 2606:4700::6812:1451, located in and belongs to CLOUDFLARENET - Cloudflare, Inc., US. The main domain is www.rfc-editor.org. The Cisco Umbrella rank of the primary domain is 146585. 9yr old
TLS certificate: Issued by WE1 on February 15th 2026. Valid for: 3mo.
This is the only time www.rfc-editor.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 2606:4700::68... 2606:4700::6812:1451 13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
2 1
Apex Domain
Subdomains		 Transfer
2 rfc-editor.org
www.rfc-editor.org — Cisco Umbrella Rank: 146585 9yr old
36 KB
2 1
Domain Requested by
2 www.rfc-editor.org
2 1
Subject Issuer Validity Valid
rfc-editor.org
WE1		 2026-02-15 -
2026-05-16		 3mo crt.sh

This page contains 1 frames:

Primary Page: https://www.rfc-editor.org/rfc/rfc6797
Frame ID: FADBCDF5EA3BB1B854513CCB040DB97B
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

RFC 6797: HTTP Strict Transport Security (HSTS)

Detected technologies

(Security)
Overall confidence: 100%
Detected patterns

Page Statistics

2
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

36 kB
Transfer

138 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

2 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 rfc6797 Show response
www.rfc-editor.org/rfc/ 		138 KB
35 KB 		56ms
24ms 		Document
text/html		 2606:4700::6812:1451
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://www.rfc-editor.org/rfc/rfc6797
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:1451 -, , ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
3aa455cf4c32d5277bf12979cca85b43583b8e052809614a16160223644633b1
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; 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 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="147", "Google Chrome";v="147", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

age
409397
alt-svc
h3=":443"; ma=86400
cache-control
public, max-age=1200
cf-cache-status
HIT
cf-ray
9ec4d41beff6cef6-FRA
content-encoding
br
content-type
text/html; charset=UTF-8
date
Tue, 14 Apr 2026 18:38:37 GMT
expires
Tue, 14 Apr 2026 18:58:37 GMT
last-modified
Fri, 10 Apr 2026 00:55:20 GMT
server
cloudflare
strict-transport-security
max-age=31536000; includeSubDomains
vary
Accept-Encoding
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
1; mode=block
GET
H2 		200
 favicon.ico
www.rfc-editor.org/ 		198 B
269 B 		16ms
16ms 		Other
image/x-icon		 2606:4700::6812:1451
Cloudflare
General
Check archive.org
Download Go to
Full URL
https://www.rfc-editor.org/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6812:1451 -, , ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
8a91d0d5efcf4458450a756f5b8cea35b649b13b62650eee47e93e716daa23dc
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.rfc-editor.org/rfc/rfc6797
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="147", "Google Chrome";v="147", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
cf-cache-status
HIT
etag
"c6-5dfdd05f66b9c-gzip"
age
36485
x-content-type-options
nosniff
expires
Tue, 14 Apr 2026 22:38:37 GMT
alt-svc
h3=":443"; ma=86400
date
Tue, 14 Apr 2026 18:38:37 GMT
content-type
image/x-icon
last-modified
Wed, 25 May 2022 21:47:44 GMT
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000; includeSubDomains
cache-control
public, max-age=14400
cf-ray
9ec4d41c48eacef6-FRA
accept-ranges
bytes
content-length
96
x-xss-protection
1; mode=block
server
cloudflare

Verdicts & Comments Add Verdict or Comment

4 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.

function| addHeaderTags string| legend_html function| showElem function| hideElem

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
.rfc-editor.org/ 1970-01-21
13:23:13 		Name: __cf_bm
Value: jBtF.r1kpQ_pDxDJi2L5svoVf25kS35Y0M4.5pZ2rG4-1776191917.4272785-1.0.1.1-Aj_i5Xc1BgX6kSCBJActPaV6cGseXTfETjOEQjXsUUIB3wKE3guS0j7vK5tjwRuTR2WGwPJw.ov9qOY7p_h3eD8rUu_yHVfcpzywB0Ep5UfheLEQ2HLDvbpfejXMdfOM

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
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.

www.rfc-editor.org
2606:4700::6812:1451
3aa455cf4c32d5277bf12979cca85b43583b8e052809614a16160223644633b1
8a91d0d5efcf4458450a756f5b8cea35b649b13b62650eee47e93e716daa23dc