indexo.dev

informatikzentrale.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-07 · ok HTTP/1.1 200 1240 ms crawled 2026-05-07

DE · 144.76.116.183 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
0100100001101001 ! | informatikZentrale
Description
- Unterrichtsmaterialien wie Übungen, Beispiele und Präsentationen | Informatikunterricht

Technology

Server
nginx
CMS
Joomla

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Registration

Updated
2020-10-30
Name servers
  • ns2.inwx.de.
  • ns3.inwx.eu.
  • ns.inwx.de.

DNS records live

NS
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-02 to 2026-07-01
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)