ns3.uvg.edu.gt has no MX records.
Question and response
Question
dig ns3.uvg.edu.gt. MX
Answer
The response has no answer records.
Authority
uvg.edu.gt. 300 SOA ns.uvg.edu.gt. devops.cctld.gt. 2026011216 600 300 2419200 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0