smtp2.neobee.net has no MX records.
Question and response
Question
dig smtp2.neobee.net. MX
Answer
The response has no answer records.
Authority
neobee.net. 86400 SOA pcelica.neobee.net. dns.neobee.net. 2021112301 28800 14400 3600000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0