ns-pri.nic.am has no MX records.
Question and response
Question
dig ns-pri.nic.am. MX
Answer
The response has no answer records.
Authority
am. 7200 SOA ns-pri.nic.am. dns.amnic.net. 1771971301 43200 7200 1728000 7200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0