ns2.damsu.uncu.edu.ar has no MX records.
Question and response
Question
dig ns2.damsu.uncu.edu.ar. MX
Answer
The response has no answer records.
Authority
damsu.uncu.edu.ar. 86400 SOA ns1.damsu.uncu.edu.ar. ctic-servidores.uncu.edu.ar. 2025060201 28800 7200 2419200 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0