indexo.dev

dfk-koeln.de

.de crawl

First seen 2026-04-17 · Last seen 2026-05-19 · ok HTTP 200 4841 ms crawled 2026-05-12

DE · 116.202.187.158 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Registration

Updated
2021-07-24
Name servers
  • ns1.telekom.net.
  • pns.dtag.de.

DNS records live

NS
  • ns1.telekom.net
  • pns.dtag.de
MX
  • 10 mx12b.antispameurope.com
  • 20 mx12c.antispameurope.com
  • 30 mx12d.antispameurope.com
  • 40 mx12a.antispameurope.com
  • 50 mx.dfk-koeln.de
TXT
  • have-i-been-pwned-verification=dweb_64d4h7c591su4a7puhu4tkvu

Email authentication weak

SPF
v=spf1 a mx ip4:80.252.111.64/26 ip4:212.48.114.160/27 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-11 to 2026-08-09
Expires in 80 days

Full certificate history on crt.sh ↗

Linked from (3)