scb2b.une.net.co has no MX records.
Question and response
Question
dig scb2b.une.net.co. MX
Answer
The response has no answer records.
Authority
une.net.co. 3600 SOA lauta.une.net.co. root.une.net.co. 2026011401 3600 600 86400 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0