dns5.itpays.net has no MX records.
Question and response
Question
dig dns5.itpays.net. MX
Answer
The response has no answer records.
Authority
itpays.net. 3600 SOA dns1.itpays.net. hostmaster.itpays.net. 2020090101 7200 3600 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0