Email Authentication

centrum.cz

SPF

warning

Declares which servers may send mail for this domain.

v=spf1 redirect=_spf.centrum.cz

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; rua=mailto:dmarc@centrum.cz; ruf=mailto:dmarcf@centrum.cz

10 centrum-cz-10mx1.eco-mx.cz

10 centrum-cz-10mx2.eco-mx.cz

20 centrum-cz-20mx1.eco-mx.cz

20 centrum-cz-20mx2.eco-mx.cz