indexo.dev

zsl-koeln.de

.de crawl

First seen 2026-05-09 · Last seen 2026-05-15 · ok HTTP/1.1 200 4341 ms crawled 2026-05-15

DE · 85.13.166.48 · AS34788 Neue Medien Muennich GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
ZSL Köln – Beratungsstelle für Behinderte von Behinderten
Language
de
Generator
WordPress 6.5.8
Canonical
https://www.zsl-koeln.de/
Feeds

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • code.responsivevoice.org×1

Registration

Updated
2023-06-21
Name servers
  • ns81.domaincontrol.com.
  • ns82.domaincontrol.com.

DNS records live

NS
  • ns81.domaincontrol.com
  • ns82.domaincontrol.com
MX
  • 10 zsl--koeln-de.mx1.arsmtp.com
  • 20 zsl--koeln-de.mx2.arsmtp.com

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1hpgMz7dOqZzxtKfSi1lpSSWOzdquFeHLy7Ps1r3XL+5PFY7rEHkx/Lydapr7XWPRJqyQ9H6aQpLw4…
selectors probed

Certificate (current)

E7
from 2026-05-10 to 2026-08-08
Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.zsl-koeln.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)