indexo.dev

geislernitschkowski.de

.de crawl

First seen 2026-05-03 · Last seen 2026-05-03 · ok HTTP/1.1 200 2270 ms crawled 2026-05-10

DE · 212.132.97.35 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
geisler + nitschkowski

Technology

Server
nginx

Registration

Updated
2018-01-23
Name servers
  • ns1.domaindiscount24.net.
  • ns2.domaindiscount24.net.
  • ns3.domaindiscount24.net.

DNS records live

NS
  • ns1.domaindiscount24.net
  • ns2.domaindiscount24.net
  • ns3.domaindiscount24.net
MX
  • 10 mail.neue-farben.com

Email authentication weak

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

Certificate (current)

R13
from 2026-04-20 to 2026-07-19
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)