c.ns.maleomail.com has no MX records.
Question and response
Question
dig c.ns.maleomail.com. MX
Answer
The response has no answer records.
Authority
maleomail.com. 3600 SOA a.ns.maleomail.com. techsupport.maleomail.com. 2026022702 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0