indexo.dev

gebhardschule-konstanz.de

.de crawl

First seen 2026-05-05 · Last seen 2026-05-05 · ok HTTP/1.1 200 1202 ms crawled 2026-05-12

DE · 185.166.23.61 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

sector education type landing page

HTML metadata

Title
Gemeinschaftsschule Gebhard in Konstanz
Language
de
Generator
Gemeinschaftsschule Gebhard v.4.17.3.1651576633
Canonical
https://gebhardschule-konstanz.de/
Feeds

Open Graph

title
Gemeinschaftsschule Gebhard in Konstanz
locale
de_DE
site name
Gemeinschaftsschule Gebhard

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • www.google.com×1

Contact

Phone

Registration

Updated
2021-02-24
Name servers
  • nsa6.schlundtech.de.
  • nsb6.schlundtech.de.
  • nsc6.schlundtech.de.
  • nsd6.schlundtech.de.

DNS records live

NS
  • nsa6.schlundtech.de
  • nsb6.schlundtech.de
  • nsc6.schlundtech.de
  • nsd6.schlundtech.de
MX
  • 10 mail.dmz-skn.de.gebhardschule-konstanz.de
TXT
  • zone-ownership-verification-917cdfcd5a46ca036b81916b3dee0b9459d9ff0b84fa71e9f9ff488249fe9b14

Email authentication weak

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

Certificate (current)

R12
from 2026-05-10 to 2026-08-08
Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://gebhardschule-konstanz.de/

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

Links to (2)

Linked from (1)