indexo.dev

on-cologne.de

.de crawl

First seen 2026-05-14 · Last seen 2026-05-19 · ok HTTP/1.1 200 12140 ms crawled 2026-05-19

DE · 178.16.62.98 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
ON – Neue Musik Köln – Netzwerk für die freie Szene neuer Musik in Köln
Description
Netzwerk für die freie Szene neuer Musik in Köln
Language
de-DE
Generator
WordPress 6.9.4
Canonical
https://www.on-cologne.de/
Translations
  • de
  • en
Feeds

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • gmpg.org×1
  • www.googletagmanager.com×1

Registration

Updated
2020-03-23
Name servers
  • ns01.agenturserver.co.
  • ns01.agenturserver.de.
  • ns01.agenturserver.it.

DNS records live

NS
  • ns01.agenturserver.co
  • ns01.agenturserver.de
  • ns01.agenturserver.it
MX
  • 10 mx1.agenturserver.de
  • 10 mx2.agenturserver.de
  • 20 mx3.agenturserver.de
  • 50 mx4.agenturserver.de

Email authentication weak

SPF
v=spf1 include:agenturserver.de ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-11 to 2026-07-10
Expires in 52 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.on-cologne.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)