indexo.dev

library-training.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-06 · ok HTTP/1.1 200 1333 ms crawled 2026-05-06

DE · 193.174.240.199 · AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
library-training.de
Language
de
Feeds

Technology

Server
nginx

Registration

Updated
2026-04-13
Name servers
  • inets1.gbv.de.
  • inets2.gbv.de.

DNS records live

NS
  • inets1.gbv.de
  • inets2.gbv.de
MX
  • 10 mailer.gbv.de
  • 20 inets2.gbv.de

Email authentication partial

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

GEANT TLS RSA 1
from 2025-12-03 to 2026-12-03
Expires in 198 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.library-training.de/

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

Links to (3)

Linked from (1)