indexo.dev

ruhrmasterschool.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-11 · ok HTTP/1.1 200 1338 ms crawled 2026-05-08

DE · 193.25.30.229 · AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Reputation 100/100

Classifying

HTML metadata

Title
Startseite | Ruhr Master School
Language
de-de
Generator
TYPO3 CMS
Canonical
https://www.ruhrmasterschool.de/

Technology

Server
Apache

Social

Registration

Updated
2022-11-17
Name servers
  • ns2.inwx.de.
  • ns3.inwx.eu.
  • ns.inwx.de.

DNS records live

NS
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu
MX
  • 0 ruhrmasterschool-de.mail.protection.outlook.com

Email authentication strong

SPF
v=spf1 include:spf.fh-dortmund.de -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc@fh-dortmund.de; ruf=mailto:dmarc@fh-dortmund.de; pct=100; fo=1; adkim=r; aspf=r;
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApVOmTHEls6acFFkEplwwpZZbyipcOadjQ6Wyzedn+Fzd2rzEHEH4IsZtWdbPqgz5gLQQd6cKmz9DXq…
selectors probed

Certificate (current)

GEANT TLS RSA 1
from 2025-05-16 to 2026-05-16
Expired 4 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.ruhrmasterschool.de/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • weak content type protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff, nosniff
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (6)

Linked from (2)