indexo.dev

serogmbh.de

.de crawl

First seen 2026-04-26 · Last seen 2026-05-20 · ok HTTP/1.1 200 1945 ms crawled 2026-05-20

DE · 78.46.10.132 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Startseite
Language
de
Generator
TYPO3 CMS
Canonical
https://www.serogmbh.de/startseite
Translations
  • de
  • en

Technology

Server
Apache

Contact

Email
Phone

Registration

Updated
2025-03-31
Name servers
  • ns1a.dodns.net.
  • ns2a.dodns.net.

DNS records live

NS
  • ns1a.dodns.net
  • ns2a.dodns.net
MX
  • 10 mail.mr-pcn.de

Email authentication weak

SPF
v=spf1 a mx -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyx9uMlYnZ5MxZF6LvHreHqosXHZBF9H83Tsd/ufpbeiYy+v/jGxcTKJ00mu8X+Xj+u8+pIGbayTlkTcUhhR4/…
selectors probed

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.serogmbh.de/startseite

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (1)

Linked from (1)