indexo.dev

ispa-institut.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-12 · error HTTP 404 crawled 2026-05-18 5 attempts

DE · 178.20.102.58 · AS8648 dogado GmbH

Reputation 82/100 crawl error no dmarc policy

http 404

Registration

Updated
2019-10-24
Name servers
  • ns1.skdnsreg.net.
  • ns2.skdnsreg.net.
  • ns3.skdnsreg.net.

DNS records live

NS
  • ns1.skdnsreg.net
  • ns2.skdnsreg.net
  • ns3.skdnsreg.net
MX
  • 10 ispainstitut-de01b.mail.protection.outlook.com
TXT
  • MS=ms26155788

Email authentication weak

SPF
v=spf1 a include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-22 to 2026-06-20
Expires in 31 days

Full certificate history on crt.sh ↗

Linked from (1)