Question and response
Question
dig myadtrack.info. MX
Answer
myadtrack.info. 3600 MX 0 mx.myadtrack.info.
Authority
The response has no authority records.
Additional
mx.myadtrack.info. 3600 A 72.9.158.247
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0