darmzentrum-johannes.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 3000 ms crawled 2026-05-19

DE · 81.209.171.73 · AS13237 euNetworks GmbH

Reputation 79/100 weak security headers permissive spf dmarc monitor-only

Classifying

HTML metadata

Title: Startseite - Darm Zentrum am St.-Johannes-Hospital Dortmund
Description: Herzlich Willkommen beim Darmkrebszentrum in Dortmund. Unsere Spezialisten kümmern sich um Ihre Gesundheit. Hier erfahren Sie mehr!
Language: de
Generator: Contao Open Source CMS

Technology

Server: Apache

Third-party hosts loaded (1)

cloud.ccm19.de×1

Social

Registration

Updated

2019-10-09

Name servers

ns01.netgroup.de.
ns02.netgroup.de.

DNS records live

NS

ns01.netgroup.de
ns02.netgroup.de

MX

10 mx.netgroup.de

Email authentication weak

SPF

v=spf1 a mx ip4:194.164.56.159 all

permissive (+all) — anyone can send as this domain

DMARC

v=DMARC1; p=none; pct=100; adkim=r; aspf=r

policy: none (monitoring only)

DKIM

default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1qtUKcVftwyF3BUFcbisxEXzmv5xOwoIZyNMvGuZ578j3tk6/AxbvTXJ2qjdAdMBGmJcxp/0ws1IlFS1Jq7n9…

selectors probed

Certificate (current)

R12

from 2026-05-07 to 2026-08-05

Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.darmzentrum-johannes.de/

findings

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