Email Authentication

std.com

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 mx ip4:192.74.137.145 ip4:192.74.137.146 ip4:192.74.137.147 ip4:192.74.137.148 ip4:192.74.137.5 ip4:192.74.137.101 ~all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

none

Tells receivers what to do with mail that fails SPF/DKIM.

No record published.

10 smtp.TheWorld.com