indexo.dev

koeberlin.de

.de crawl

First seen 2026-04-12 · Last seen 2026-04-30 · ok HTTP/1.1 200 2330 ms crawled 2026-05-05

DE · 81.88.34.12 · AS45012 dogado GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Koeberlin
Description
Katja Koeberlin, Christoph Koeberlin, Matthias Koeberlin
Language
de

Technology

Server
nginx

Social

Registration

Updated
2013-01-10
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 10 mx03.secure-mailgate.com
  • 10 mx04.secure-mailgate.com
TXT
  • v=spf1 a mx include:secure-mailgate.com ~all

Certificate (current)

R12
from 2026-04-27 to 2026-07-26
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://koeberlin.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)