ns25.a2zcreatorz.com has no MX records.
Question and response
Question
dig ns25.a2zcreatorz.com. MX
Answer
The response has no answer records.
Authority
a2zcreatorz.com. 1800 SOA mona.ns.cloudflare.com. dns.cloudflare.com. 2397594959 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0