ns1.5280dev.com has no CNAME records.
Question and response
Question
dig ns1.5280dev.com. NS
Answer
The response has no answer records.
Authority
5280dev.com. 109 SOA ns2.5280dev.com. brian.5280.design. 2026020101 10800 3600 1209600 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0