ns3.nic.vi has no MX records.
Question and response
Question
dig ns3.nic.vi. MX
Answer
The response has no answer records.
Authority
nic.vi. 14400 SOA ns1.nic.vi. hostmaster.nic.vi. 2025092101 14400 3600 72000 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0