155-42-33-186.ufinet.com.ec has no MX records.
Question and response
Question
dig 155-42-33-186.ufinet.com.ec. MX
Answer
The response has no answer records.
Authority
ufinet.com.ec. 86400 SOA ns1.ufinetlatam.net. noclatam.ufinet.com. 2023011901 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0