indexo.dev

rexegg.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1547 ms crawled 2026-05-18

US · 162.211.81.184 · AS63410 PrivateSystems Networks

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Regex Tutorial—From Regex 101 to Advanced Regex
Description
Regular Expressions Tutorial. Comprehensive resource covering basic to advanced uses of regex. Includes regex cheat sheet, tools, books and tricks.
Language
en

Technology

Server
Apache

Third-party hosts loaded (3)

  • d1go27vtttaqyn.cloudfront.net×6
  • yu8.us×3
  • www.google.com×1

Registration

Registrar
NameCheap, Inc.
Created
2013-05-12
Expires
2032-05-12 2183 days left
Updated
2022-12-03
Name servers
  • ns1.yu8.us
  • ns2.yu8.us

DNS records live

NS
  • ns1.yu8.us
  • ns2.yu8.us
MX
  • 0 rexegg.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 +a +mx +ip4:162.211.81.183 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-05 to 2026-07-04
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://rexegg.com/

present
  • content-security-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
upgrade-insecure-requests;

Links to (3)

Linked from (1)