muelheim-ruhr.de

.de crawl dns

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 2528 ms crawled 2026-05-19

DE · 82.207.180.164 · AS8881 1&1 Versatel GmbH

Reputation 100/100

Classifying

HTML metadata

Title: Mülheim an der Ruhr Stadt am Fluss
Description: Mülheim an der Ruhr - Stadt am Fluss. Alle wichtigen Daten für Bürger und Touristen sowie für Handel und Industrie online im Stadtportal.
Language: de
Generator: Drupal 11 (https://www.drupal.org)
Canonical: https://cms.muelheim-ruhr.de/

Technology

Server: nginx
CMS: Drupal

Social

Contact

Email

info@muelheim-ruhr.de

Registration

Updated

2012-10-17

Name servers

ns01.versatel.de.
ns02.versatel.de.
ns03.versatel.de.

DNS records live

NS

ns01.versatel.de
ns02.versatel.de
ns03.versatel.de

MX

10 mail.muelheim-ruhr.de

TXT

Show 4 TXT records

QuoVadis=492f6875-4522-4698-8fb4-529869005572
QuoVadis=78fc6a60-41d1-4001-ae9d-31d70f955c5f
QuoVadis=1bf30178-225c-4be3-a8a0-3b3baea138e3
MS=EA44EC490E4684F2659147159CC0C034EDE1EFA3

Verified for

Apple
Cisco
Google
Microsoft 365
Zoom

Email authentication strong

SPF: v=spf1 mx ip4:82.207.180.128/25 -all
strict (-all)
DMARC: v=DMARC1;p=quarantine;sp=none;pct=100;rua=mailto:dmarcreports@muelheim-ruhr.de;ruf=mailto:dmarcreports@muelheim-ruhr.de;ri=86400;aspf=s;adkim=s;fo=1
policy: quarantine · sp=none
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-03-24 to 2026-06-22

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://cms.muelheim-ruhr.de/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy
permissions-policy

findings

missing Content Security Policy

Header values

referrer-policy: same-origin
x-frame-options: SAMEORIGIN
permissions-policy: geolocation=(self), microphone=(self), camera=(self), fullscreen=*
x-content-type-options: nosniff
strict-transport-security: max-age=63072000; includeSubDomains; preload