indexo.dev

w3ctag.org

.org dns

First seen 2026-05-19 · Last seen 2026-06-03 · ok HTTP/1.1 200 131 ms crawled 2026-06-06

FR · 172.232.50.116 · AS63949 Akamai Connected Cloud

Reputation 100/100

sector tech type homepage

HTML metadata

Title
W3C Technical Architecture Group
Language
en

Social

Registration

Registrar
Name.com, Inc.
Created
2013-05-03
Expires
2027-05-03 326 days left
Updated
2026-04-16
Name servers
  • ns4.w3ctag.org
  • ns5.w3ctag.org
  • ns3.w3ctag.org
  • ns2.w3ctag.org
  • ns1.w3ctag.org

DNS records live

NS
  • ns1.w3ctag.org
  • ns2.w3ctag.org
  • ns3.w3ctag.org
  • ns4.w3ctag.org
  • ns5.w3ctag.org
MX
  • 10 smtp.w3ctag.org
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a:smtp.w3ctag.org -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@w3ctag.org; ruf=mailto:dmarc@w3ctag.org; sp=reject; fo=1; adkim=s; aspf=s; rf=afrf; ri=86400; pct=100;
policy: reject (enforced) · sp=reject
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDaYhBQ4FI7UjfuTXOuhiOQAVB7Ngee1aFafUQmFCuaQdOKojtajxnH+WbkHv4Yv1MnFprE04H94r8erLO47s…
selectors probed

Certificate (current)

E8
from 2026-04-14 to 2026-07-13
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://w3ctag.org/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'self'; img-src 'self' data: https://*.twimg.com https://platform.twitter.com https://syndication.twitter.com; script-src 'self' https://*.twimg.com https://platform.twitter.com; style-src 'self' 'unsafe-inline' https://platform.twitter.com https://ton.twimg.com; frame-src 'self' https://syndication.twitter.com https://platform.twitter.com; frame-ancestors 'self'; report-uri https://w3ctag.report-uri.io/r/default/csp/enforce
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (4)

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