indexo.dev

michaelfirnkes.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-13 · ok HTTP/1.1 200 2477 ms crawled 2026-05-10

DE · 81.169.145.165 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Michael Firnkes – Informatiker, Blogger, IT-Coach. #Netz #Medien #MentalHealth
Language
de
Canonical
https://michaelfirnkes.de/
Feeds

Technology

Server
Apache
CMS
WordPress

Contact

Email

Registration

Updated
2015-12-24
Name servers
  • docks12.rzone.de.
  • shades06.rzone.de.

DNS records live

NS
  • docks12.rzone.de
  • shades06.rzone.de
MX
  • 5 smtpin.rzone.de

Email authentication strong

SPF
not published
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-09-12 to 2026-10-04
Expires in 137 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://michaelfirnkes.de/

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

Links to (3)

Linked from (2)