indexo.dev

merz-berufskolleg.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-11 · ok HTTP/1.1 200 689 ms crawled 2026-05-14

DE · 217.160.0.137 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

sector education type landing page

HTML metadata

Title
Merz Berufskolleg

Open Graph

url
https://merz-berufskolleg.de
title
Home

Technology

Server
Apache

Social

Contact

Email
Phone

Registration

Updated
2021-12-08
Name servers
  • ns1017.ui-dns.biz.
  • ns1028.ui-dns.org.
  • ns1095.ui-dns.com.
  • ns1099.ui-dns.de.

DNS records live

NS
  • dns.merz-akademie.de
  • ns02.versatel.de
MX
  • 10 merzberufskolleg-de01b.mail.protection.outlook.com
TXT
  • agLH6q0+++6oG8jgZNqG9W2Hk9K9GX1tzqRJWdAoAX/bjerf1zNp5ngSrheRJnV8FgxQAehh+goc5TGrM+dnMQ==
Verified for
  • Adobe
  • Apple
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx ip4:195.226.105.73 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-11-23 to 2026-12-08
Expires in 201 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://merz-berufskolleg.de/

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

Links to (4)

Linked from (1)