indexo.dev

kolping-schulwerk.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-14 · ok HTTP/1.1 200 1402 ms crawled 2026-05-11

DE · 167.235.242.242 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Kolping Schulwerk gem. GmbH
Language
de

Technology

Server
Apache

Registration

Updated
2026-02-16
Name servers
  • nsa5.schlundtech.de.
  • nsb5.schlundtech.de.
  • nsc5.schlundtech.de.
  • nsd5.schlundtech.de.

DNS records live

NS
  • nsa5.schlundtech.de
  • nsb5.schlundtech.de
  • nsc5.schlundtech.de
  • nsd5.schlundtech.de
MX
  • 0 kolpingschulwerk-de01i.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com include:i-basis.de -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@kolping-schulwerk.de
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-17 to 2026-06-15
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.kolping-schulwerk.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 (5)

Linked from (2)