Question and response
Question
dig userve.net. MX
Answer
userve.net. 43200 MX 10 av-smtp-in2.userve.net.
userve.net. 43200 MX 10 av-smtp-in1.userve.net.
Authority
The response has no authority records.
Additional
av-smtp-in1.userve.net. 43200 A 217.196.1.101
av-smtp-in2.userve.net. 43200 A 217.196.1.102
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0