ns3.uz has no MX records.
Question and response
Question
dig ns3.uz. MX
Answer
The response has no answer records.
Authority
uz. 14400 SOA ns.uz. hostmaster.cctld.uz. 2026064304 3600 900 5184000 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0