ns2.openwave.ai has no CNAME records.
Question and response
Question
dig ns2.openwave.ai. NS
Answer
The response has no answer records.
Authority
openwave.ai. 600 SOA ns1.openwave.ai. hostmaster.openwave.ai. 33 28800 7200 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0