mail1.itsupport247.net has no MX records.
Question and response
Question
dig mail1.itsupport247.net. MX
Answer
The response has no answer records.
Authority
itsupport247.net. 1800 SOA lakas.ns.cloudflare.com. dns.cloudflare.com. 2396732386 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0