rackspace.net MX records

MX Mail server
5m
mx1.sat.rackspace.com 10 Primary
mx2.sat.rackspace.com 20
mx1.dfw1.rackspace.com 100

Question and response

Question

dig rackspace.net. MX

Answer

rackspace.net. 300 MX 20 mx2.sat.rackspace.com. rackspace.net. 300 MX 100 mx1.dfw1.rackspace.com. rackspace.net. 300 MX 10 mx1.sat.rackspace.com.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0