indexo.dev

bluetenblatt.de

.de crawl

First seen 2026-05-05 · Last seen 2026-05-05 · pending HTTP 400 crawled 2026-05-18 2 attempts

DE · 91.233.87.204 · AS20647 IPB Internet Provider in Berlin GmbH

Reputation 94/100 dmarc monitor-only

http 400

Registration

Updated
2021-10-14
Name servers
  • ns1.prodns.de.
  • ns2.prodns.eu.
  • ns3.prodns.de.
  • ns4.prodns.eu.
  • ns5.prodns.de.

DNS records live

NS
  • ns1.prodns.de
  • ns2.prodns.eu
  • ns3.prodns.de
  • ns4.prodns.eu
  • ns5.prodns.de
MX
  • 10 mail.bluetenblatt.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 2026-04-13 to 2026-07-12
Expires in 53 days

Full certificate history on crt.sh ↗

Linked from (1)