indexo.dev

glueck-auf-schule.de

.de crawl

First seen 2026-05-02 · Last seen 2026-05-20 · ok HTTP/1.1 200 9879 ms crawled 2026-05-08

DE · 109.230.255.229 · AS197071 active 1 GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Glück auf – Schule
Description
Glüeck auf – Schule in Marl, Brassertstr. 126, 45768 Marl
Language
de-DE

Technology

Server
nginx
CMS
WordPress

Third-party hosts loaded (1)

  • master.schulemarl.server-zugang.de×2

Registration

Updated
2019-11-21
Name servers
  • ns1.first-ns.de.
  • robotns2.second-ns.de.
  • robotns3.second-ns.com.

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 10 schulemarl.server-zugang.de

Email authentication partial

SPF
v=spf1 +a +mx +a:schulemarl.server-zugang.de -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-03 to 2026-07-02
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (1)

Linked from (1)