knappschaft-kliniken.de

.de crawl dns

First seen 2026-04-11 · Last seen 2026-05-20 · ok HTTP/1.1 200 3711 ms crawled 2026-05-19

DE · 212.23.140.221 · AS12329 GLASFASER RUHR GmbH & Co. KG

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Knappschaft Kliniken GmbH
Description: Der Klinikverbund für umfassende medizinische Versorgung: 13 Krankenhäuser und 3 Reha-Kliniken bieten moderne Medizin und persönliche Betreuung.
Language: de
Canonical: https://www.knappschaft-kliniken.de/

Social

Contact

Phone

Registration

Updated

2016-01-05

Name servers

adns01.de.tmr.net.
adns02.de.tmr.net.

DNS records live

NS

adns01.de.tmr.net
adns02.de.tmr.net

MX

10 mailext01.knappschaft-kliniken.de
20 mailext02.knappschaft-kliniken.de

TXT

_tmpc18tn6f0c96zuzgqnrdr5dwnuwwm
_3h5eno9pjsr1f4kee635fxjklp54t8o

Verified for

Apple
Cisco

Email authentication weak

SPF

v=spf1 mx ip4:212.23.143.115 ip4:212.23.143.116 ip4:212.23.143.117 -all

strict (-all)

DMARC

not published

DKIM

s1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3IlHCiKarvJJ2Z9RsKYS/AanbRqy0fSTgqmN/5zBGf9pjkQQ4NZfCxxtUzgFXmxdy3fCGH5U1IO+Pe…

selectors probed

Certificate (current)

DigiCert Global G2 TLS RSA SHA256 2020 CA1

from 2025-05-19 to 2026-06-20

Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.knappschaft-kliniken.de/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000