indexo.dev

bibkatalog.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-13 · ok HTTP/1.1 200 2612 ms crawled 2026-05-13

DE · 193.175.30.13 · AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Reputation 75/100 wrong cert

Classifying

HTML metadata

Title
Zum Online-Katalog

Technology

Server
Apache

Registration

Updated
2010-07-12
Name servers
  • ns1.your-server.de.
  • ns3.second-ns.de.
  • ns.second-ns.com.

DNS records live

NS
  • ns.second-ns.com
  • ns1.your-server.de
  • ns3.second-ns.de

Email authentication no MX

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

Certificate (current) wrong cert

E7
from 2026-04-30 to 2026-07-29
Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.bibkatalog.de/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=15768000

Links to (1)

Linked from (1)