indexo.dev

t4w.de

.de crawl

First seen 2026-05-09 · Last seen 2026-05-09 · ok HTTP/1.1 200 530 ms crawled 2026-05-15

FR · 173.212.232.231 · AS51167 Contabo GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Wiki
Language
de

Technology

Server
Apache

Registration

Updated
2010-08-26
Name servers
  • ns1.tux4web.de.
  • ns3.tux4web.de.

DNS records live

NS
  • ns1.tux4web.de
  • ns2.tux4web.de
  • ns3.tux4web.de
MX
  • 10 fry.tux4web.de
  • 20 bender.tux4web.de
  • 20 zoidberg.tux4web.de

Email authentication weak

SPF
v=spf1 mx ip4:195.253.4.136/29 ip4:195.253.4.240/28 -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-03-31 to 2026-06-29
Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://t4w.de/

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

Linked from (1)