freezer.fcp.uncu.edu.ar has no MX records.
Question and response
Question
dig freezer.fcp.uncu.edu.ar. MX
Answer
The response has no answer records.
Authority
fcp.uncu.edu.ar. 600 SOA ns1.fcp.uncu.edu.ar. fcp.fcp.uncu.edu.ar. 2024080114 3600 1600 86400 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0