mail.nic.ve has no MX records.
Question and response
Question
dig mail.nic.ve. MX
Answer
The response has no answer records.
Authority
nic.ve. 3600 SOA ns4.nic.ve. nicve.conatel.gob.ve. 2026022500 1200 300 1209600 3600
Additional
. 0 OPT ; payload 1024, xrcode 0, version 0, flags 0