indexo.dev

skm-duesseldorf.de

.de crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP 200 19302 ms crawled 2026-05-15

DE · 91.233.87.76 · AS20647 IPB Internet Provider in Berlin GmbH

Reputation 94/100 dmarc monitor-only

Registration

Updated
2020-07-16
Name servers
  • ns1.geon.de.
  • ns2.geon.de.
  • ns3.geon.de.
  • ns4.geon.de.
  • ns5.geon.de.

DNS records live

NS
  • ns1.geon.de
  • ns2.geon.de
  • ns3.geon.de
  • ns4.geon.de
  • ns5.geon.de
MX
  • 10 mail.skm-duesseldorf.de

Email authentication partial

SPF
v=spf1 a mx ip4:91.233.84.0/22 ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
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 ↗

Linked from (1)