ns1.ipserverone.com has no CNAME records.
Question and response
Question
dig ns1.ipserverone.com. NS
Answer
The response has no answer records.
Authority
ipserverone.com. 80 SOA ns1.ipserverone.com. cllee.ipfusions.com. 2024011568 7200 1800 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0