Email Authentication

prahain.cz

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 mx ~all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

warning

Tells receivers what to do with mail that fails SPF/DKIM. Policy: none.

v=DMARC1; p=none; pct=100; rua=mailto:dmarc@prahain.cz

10 mail1.bigboard.cz

30 mail2.bigboard.cz

100 mx2.active24.com