ns2.mojohost.com has no MX records.
Question and response
Question
dig ns2.mojohost.com. MX
Answer
The response has no answer records.
Authority
mojohost.com. 60 SOA dnsa.mojohost.com. postmaster.mojohost.com. 2026022804 28800 3600 3600000 300
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0