indexo.dev

kern-ux.de

.de crawl

First seen 2026-05-08 · Last seen 2026-05-15 · ok HTTP/1.1 200 6070 ms crawled 2026-05-15

DE · 217.154.149.41 · AS8560 IONOS SE

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
KERN UX-Standard
Description
Technische Dokumentation
Language
de
Generator
Docusaurus v3.9.2
Canonical
https://www.kern-ux.de/
Translations
  • de
Feeds

Open Graph

url
https://www.kern-ux.de/
title
KERN UX-Standard
locale
de
description
Technische Dokumentation

Technology

Server
Caddy

Social

Contact

Email

Registration

Updated
2026-05-05
Name servers
  • ns-ic.ui-dns.biz.
  • ns-ic.ui-dns.com.
  • ns-ic.ui-dns.de.
  • ns-ic.ui-dns.org.

DNS records live

NS
  • ns-ic.ui-dns.biz
  • ns-ic.ui-dns.com
  • ns-ic.ui-dns.de
  • ns-ic.ui-dns.org
MX
  • 10 mail.kern-ux.de
TXT
  • google-site-verification=TZlsekmhUFZeJlYG4KUl6sMZvZ3OubwBQ38tAkOh0PY

Email authentication strong

SPF
v=spf1 a ip4:87.106.151.227 ip6:2a01:239:406:3702:2::1 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc.reports@kern-ux.de
policy: quarantine
DKIM
  • mail: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC801KW1O99DLEhadgQ77sEggc9TW/BRZB6IMTcWQdjSxD5LwsyqjlCdjluVyH9t+b3EMRndcWzkeZtthGm8…
selectors probed

Certificate (current)

R12
from 2026-03-21 to 2026-06-19
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.kern-ux.de

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

Links to (3)

Linked from (1)