indexo.dev

corsten-gmbh.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-13 · ok HTTP/1.1 200 2778 ms crawled 2026-05-16

DE · 85.13.135.164 · AS34788 Neue Medien Muennich GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Willkommen - Corsten GmbH
Generator
WordPress 6.7.5
Canonical
https://corsten-gmbh.de/
Feeds

Open Graph

url
https://corsten-gmbh.de/
title
Willkommen - Corsten GmbH
locale
de_DE
site name
Corsten GmbH

Technology

Server
nginx
CMS
WordPress

Social

Contact

Email
Phone

Registration

Updated
2026-01-30
Name servers
  • a-dns-service.de.
  • ns3.kas-dns-server.de.
  • ns5.kasserver.com.
  • ns6.kasserver.com.

DNS records live

NS
  • a-dns-service.de
  • ns3.kas-dns-server.de
  • ns5.kasserver.com
  • ns6.kasserver.com
MX
  • 0 corstengmbh-de01i.mail.protection.outlook.com
Verified for
  • Apple

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-11 to 2026-07-10
Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://corsten-gmbh.de/

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

Links to (1)

Linked from (1)