mx2930.godns.net has no CNAME records.
Question and response
Question
dig mx2930.godns.net. NS
Answer
The response has no answer records.
Authority
godns.net. 2560 SOA ns1.godns.net. hostmaster.godns.net. 1772150400 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0