ns2us.dns.business has no MX records.
Question and response
Question
dig ns2us.dns.business. MX
Answer
The response has no answer records.
Authority
dns.business. 600 SOA ns1.dns.business. support.dns.business. 2025022056 21600 3600 2160000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0