helpserv.eastky.net has no MX records.
Question and response
Question
dig helpserv.eastky.net. MX
Answer
The response has no answer records.
Authority
eastky.net. 86400 SOA ns1.eastky.net. root.eastky.net. 2023041001 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0