on.neobee.net has no MX records.
Question and response
Question
dig on.neobee.net. MX
Answer
The response has no answer records.
Authority
on.neobee.net. 86400 SOA pcelica.neobee.net. dns.neobee.net. 2007052801 28800 14400 3600000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0