indexo.dev

sem-mh.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 4628 ms crawled 2026-05-16

FR · 92.205.58.129 · AS21499 Host Europe GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Die offizielle Homepage der sem GmbH Mülheim
Description
Als Betreiberin des öffentlichen Kanalnetzes in Mülheim an der Ruhr bringen wir das Abwasser zurück in den natürlichen Wasserkreislauf.
Language
de
Generator
Medl Theme v.4.4.6
Canonical
https://www.sem-mh.de/
Feeds

Open Graph

url
https://www.sem-mh.de/
title
Die offizielle Homepage der sem GmbH Mülheim
locale
de_DE
site name
sem
description
Als Betreiberin des öffentlichen Kanalnetzes in Mülheim an der Ruhr bringen wir das Abwasser zurück in den natürlichen Wasserkreislauf.

Technology

Server
nginx
CMS
WordPress

Social

Contact

Email
Phone
Address
rd Malcus0208

Registration

Updated
2020-11-27
Name servers
  • ns81.domaincontrol.com.
  • ns82.domaincontrol.com.

DNS records live

NS
  • ns81.domaincontrol.com
  • ns82.domaincontrol.com
MX
  • 10 mx07-00818001.pphosted.com
  • 20 mx08-00818001.pphosted.com
TXT
  • MS=ms39614675

Email authentication partial

SPF
v=spf1 mx include:spf.protection.outlook.com include:spf.messagelabs.com include:spf-00818001.pphosted.com a ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoLx50oExIenMtkiXemaKC1jN5xJNJAcbfmg4WPuiHig1MH/edtE8K/ZkqVL4JXrThPAd3VBb36KV/n…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-03-11 to 2027-04-12
Expires in 327 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sem-mh.de/

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

Links to (5)

Linked from (1)