indexo.dev

arbeitgeber-koeln.de

.de crawl

First seen 2026-05-15 · Last seen 2026-05-19 · ok HTTP/1.1 200 1583 ms crawled 2026-05-19

DE · 217.160.215.250 · AS8560 IONOS SE

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
ARBEITGEBER KÖLN e. V. – Gemeinsam. Für die Region.
Language
de
Generator
WordPress 6.9.4
Canonical
https://arbeitgeber-koeln.de/
Feeds

Technology

Server
nginx
CMS
WordPress

Social

Contact

Phone

Registration

Updated
2026-02-12
Name servers
  • ns01.iok.net.
  • ns02.iok.net.
  • ns03.iok.net.
  • ns04.iok.de.

DNS records live

NS
  • ns01.iok.net
  • ns02.iok.net
  • ns03.iok.net
  • ns04.iok.de
MX
  • 10 arbeitgeberkoeln-de02i.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx a:mail.koelnmetall.de a:mx01.iok.net a:mx02.iok.net include:_spfrelay.iok.net include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; pct=100; adkim=r; aspf=r
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-04 to 2026-08-02
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://arbeitgeber-koeln.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 (3)