ns1.clusterdns.co.za has no MX records.
Question and response
Question
dig ns1.clusterdns.co.za. MX
Answer
The response has no answer records.
Authority
clusterdns.co.za. 3600 SOA ns1.clusterdns.co.za. hostingservers.internet.co.za. 2021100700 3600 1800 1209600 3600
Additional
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0