The MX record type
The MX (mail exchange) record type contains the name of the mail server responsible for the domain.
Here, we query for MX records of the domain “
The result is a record with the mail domain “
some.mail.server.” and priority
$ dog MX mx-example.lookup.dog MX mx-example.lookup.dog. 1h00m00s 10 "some.mail.server."