ns4.godns.net has no CNAME records.
Question and response
Question
dig ns4.godns.net. NS
Answer
The response has no answer records.
Authority
godns.net. 2560 SOA ns1.godns.net. hostmaster.godns.net. 1773014400 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0