indexo.dev

schule-hesterberg.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-06 · ok HTTP/1.1 200 245 ms crawled 2026-05-08

DE · 80.150.6.143 · AS3320 Deutsche Telekom AG

Reputation 87/100 weak security headers no dmarc policy

sector education type landing page

HTML metadata

Title
Schule
Language
de
Canonical
https://schule-hesterberg.de/SCHULE

Open Graph

url
https://schule-hesterberg.de/SCHULE
title
Schule

Technology

Server
IONOS
CMS
Gatsby

Third-party hosts loaded (1)

  • homepagedesigner.telekom.de×19

Registration

Updated
2015-06-10
Name servers
  • dns01-tld.t-online.de.
  • dns02-tld.t-online.de.

DNS records live

NS
  • dns01-tld.t-online.de
  • dns02-tld.t-online.de
MX
  • 10 smtp-01.tld.t-online.de
  • 10 smtp-02.tld.t-online.de

Email authentication weak

SPF
v=spf1 include:_spf.hier-im-netz.de ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-28 to 2026-07-27
Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schule-hesterberg.de/

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

Linked from (1)