indexo.dev

schule-georg-schwarz-strasse.de

.de crawl

First seen 2026-05-02 · Last seen 2026-05-09 · ok HTTP/1.1 200 5414 ms crawled 2026-05-09

DE · 81.88.34.114 · AS45012 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Index
Description
Die Homepage der Schule-Georg-Schwarz-Straße - Oberschule der Stadt Leipzig im Stadtteil Leutzsch.

Technology

Server
nginx
CMS
Joomla

Registration

Updated
2015-07-23
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 10 mx03.secure-mailgate.com
  • 10 mx04.secure-mailgate.com

Email authentication weak

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

Certificate (current)

R12
from 2026-02-20 to 2026-05-21
Expires in 0 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schule-georg-schwarz-strasse.de/

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

Linked from (2)