indexo.dev

rzk.de

.de crawl

First seen 2026-05-12 · Last seen 2026-05-12 · ok HTTP/1.1 200 1121 ms crawled 2026-05-18

DE · 212.53.189.248 · AS8893 Artfiles New Media GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
www.rzk.de

Technology

Server
Apache

Contact

Email

Registration

Updated
2020-08-18
Name servers
  • ns2.portunity.de.
  • ns.portunity.de.

DNS records live

NS
  • ns.portunity.de
  • ns2.portunity.de
MX
  • 10 mailin200.dcpserver.de

Email authentication partial

SPF
v=spf1 ip4:80.152.230.140 include:spf.dcpserver.de -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
  • dkim: k=rsa; t=y; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrjNLWQkwxuLNLfVdPUvvcN367cHKWiWfncSWx8ta2/8vRJ/X0BclRUOKAQ5AfLeV38KyHyjKKDItrlD+7Wouatc…
selectors probed

Certificate (current)

R12
from 2026-03-28 to 2026-06-26
Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)