ns61.ultradns2.com has no CNAME records.
Question and response
Question
dig ns61.ultradns2.com. NS
Answer
The response has no answer records.
Authority
ultradns2.com. 243 SOA pdns1.ultradns.net. domains.vercara.com. 2022071123 300 900 86400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0