indexo.dev

netzw3rk-it.de

.de dns

First seen 2026-05-06 · Last seen 2026-05-19 · ok HTTP/1.1 200 517 ms crawled 2026-05-13

DE · 89.58.51.191 · AS197540 netcup GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Domain Default Page

Technology

Server
Apache

Registration

Updated
2022-10-11
Name servers
  • dns.dns1.de.
  • dns.dns2.de.
  • dns.dns3.de.
  • dns.dns4.de.

DNS records live

NS
  • dns.dns1.de
  • dns.dns2.de
  • dns.dns3.de
  • dns.dns4.de
MX
  • 20 server.netzw3rk-it.de

Email authentication weak

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

Certificate (current)

R12
from 2026-04-10 to 2026-07-09
Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://netzw3rk-it.de/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=10368000

Links to (1)