indexo.dev

seminarpool.de

.de crawl

First seen 2026-05-10 · Last seen 2026-05-16 · ok HTTP/1.1 200 3919 ms crawled 2026-05-16

DE · 185.237.67.177 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
SeminarPool GmbH: SeminarPool GmbH
Language
de
Generator
TYPO3 CMS
Canonical
https://www.seminarpool.de/
Feeds

Technology

Server
Apache
CMS
Joomla

Third-party hosts loaded (1)

  • www.platzhirsche.net×1

Contact

Email
Phone

Registration

Updated
2021-01-15
Name servers
  • ns29.domaincontrol.com.
  • ns30.domaincontrol.com.

DNS records live

NS
  • ns29.domaincontrol.com
  • ns30.domaincontrol.com
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com

Email authentication weak

SPF
v=spf1 mx ip4:92.51.171.100/32 a:mail.platzhirsche.org include:_spf.google.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-19 to 2026-06-18
Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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