indexo.dev

regensburger-katalog.de

.de crawl

First seen 2026-05-16 · Last seen 2026-06-04 · error crawled 2026-06-09 6 attempts

Reputation 82/100 crawl error no dmarc policy

http error: [Errno -5] No address associated with hostname

Registration

Updated
2017-11-20
Name servers
  • dns1.uni-regensburg.de.
  • dns2.uni-regensburg.de.
  • dns-3.dfn.de.

DNS records live

NS
  • dns-3.dfn.de
  • dns1.uni-regensburg.de
  • dns2.uni-regensburg.de
MX
  • 30 a2561.mx.srv.dfn.de
  • 30 b2561.mx.srv.dfn.de
  • 30 c2561.mx.srv.dfn.de

Email authentication weak

SPF
v=spf1 include:_spf.o256.mx.srv.dfn.de ip4:194.94.157.128/28 ip4:194.94.157.144/28 ip4:194.94.155.48/28 ip4:194.94.155.224/28 -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificates

Loading certificate

Linked from (2)

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