Apex domains cannot have CNAME records.
Question and response
Question
dig toothfairymoney.com. NS
Answer
toothfairymoney.com. 5 NS ns1.toothfairymoney.com.
toothfairymoney.com. 5 NS ns2.toothfairymoney.com.
Authority
The response has no authority records.
Additional
ns1.toothfairymoney.com. 5 A 198.46.213.146
ns2.toothfairymoney.com. 5 A 172.245.129.178
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0