indexo.dev

christian-gresshoener.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-06 · ok HTTP/1.1 200 799 ms crawled 2026-05-08

DE · 92.205.175.178 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Christian's Homepage
Description
Christian's Homepage
Language
de

Technology

Server
Apache

Registration

Updated
2021-01-18
Name servers
  • ns73.domaincontrol.com.
  • ns74.domaincontrol.com.

DNS records live

NS
  • ns73.domaincontrol.com
  • ns74.domaincontrol.com
MX
  • 50 mx0.christian-gresshoener.de

Email authentication weak

SPF
v=spf1 a mx include:spf.server-he.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-10 to 2026-07-09
Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://christian-gresshoener.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)