auth2.wavedns.net has no CNAME records.
Question and response
Question
dig auth2.wavedns.net. NS
Answer
The response has no answer records.
Authority
wavedns.net. 3600 SOA ns1.wavedns.net. dnsadmin.wavebroadband.com. 2025051401 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0