Email Authentication

cerdas.com

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 a mx a:mail.cerdas.com ip4:195.78.228.0/22 ip4:77.81.116.0/22 ip4:91.192.108.0/22 ip4:93.93.64.0/21 ip4:5.145.168.0/21 ip6:2a00:1d70::/32 -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

10 mail.cerdas.com