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First seen 2026-04-13 · Last seen 2026-05-01 · ok HTTP/1.1 200 2955 ms crawled 2026-05-06

US · 185.199.108.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

sector tech type docs

HTML metadata

Title
re2c — Regular Expressions to Code — re2c 4.1 documentation
Language
en
Generator
Docutils 0.19: https://docutils.sourceforge.io/
Feeds

Technology

CDN
Fastly
Server
GitHub.com

Social

Contact

Address
st updated on Jan 01, 1980

Registration

Registrar
NameCheap, Inc.
Created
2004-01-01
Expires
2027-01-01 226 days left
Updated
2025-12-07
Name servers
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

Certificate (current)

R12
from 2026-04-28 to 2026-07-27
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://re2c.org/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (12)

Linked from (1)