plesk02.nttcom.ms has no MX records.
Question and response
Question
dig plesk02.nttcom.ms. MX
Answer
The response has no answer records.
Authority
nttcom.ms. 600 SOA ns1-02.azure-dns.com. dns.jomax.net. 2022020803 28800 7200 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0