indexo.dev

ding-ulm.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-07 · error HTTP 401 crawled 2026-05-12 5 attempts

DE · 217.31.82.233 · AS29140 Hostserver GmbH

Reputation 57/100 wrong cert crawl error no dmarc policy

http 401

Registration

Updated
2013-05-15
Name servers
  • ns1.adns2.de.
  • ns2.adns2.de.

DNS records live

NS
  • ns1.adns2.de
  • ns2.adns2.de
MX
  • 10 mail.ding-ulm.de
  • 100 mail2.ding-ulm.de
Verified for
  • Microsoft 365

Email authentication weak

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

Certificate (current) wrong cert

R13
from 2026-04-14 to 2026-07-13
Expires in 52 days

Full certificate history on crt.sh ↗

Linked from (1)