mx.midorinomado.com has no CNAME records.
Question and response
Question
dig mx.midorinomado.com. NS
Answer
The response has no answer records.
Authority
midorinomado.com. 600 SOA ns63.domaincontrol.com. dns.jomax.net. 2026021267 28800 7200 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0