ns2.byethost15.org has no MX records.
Question and response
Question
dig ns2.byethost15.org. MX
Answer
The response has no answer records.
Authority
byethost15.org. 952 SOA ns1.byethost15.org. supportnew.byethost.com. 2026012800 952 961 3601 952
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0