Apex domains cannot have CNAME records.
Question and response
Question
dig betweenthelinesfest.com. NS
Answer
betweenthelinesfest.com. 4 NS ns2.theflyingchange.com.
betweenthelinesfest.com. 4 NS ns1.theflyingchange.com.
Authority
The response has no authority records.
Additional
ns1.theflyingchange.com. 4 A 198.49.77.228
ns2.theflyingchange.com. 4 A 198.49.77.229
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0