indexo.dev

kolping-bildung-digital.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-13 · ok HTTP/1.1 200 553 ms crawled 2026-05-13

AT · 193.19.92.135 · AS3356 Level 3 Parent, LLC

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

Classifying

HTML metadata

Title
Test
Description
1

Technology

Server
Apache

Registration

Updated
2020-09-30
Name servers
  • ns1.alldomains.hosting.
  • ns2.alldomains.hosting.
  • ns3.alldomains.hosting.
  • ns4.alldomains.hosting.

DNS records live

NS
  • ns1.alldomains.hosting
  • ns2.alldomains.hosting
  • ns3.alldomains.hosting
  • ns4.alldomains.hosting
MX
  • 10 mail.kolping-bildung-digital.de

Email authentication weak

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

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-09-15 to 2026-10-14
Expires in 147 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://kolping-bildung-digital.de/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (2)