Apex domains cannot have CNAME records.
Question and response
Question
dig aviatorplaydemo.com. NS
Answer
aviatorplaydemo.com. 5 NS ns1.aviatorplaydemo.com.
aviatorplaydemo.com. 5 NS ns2.aviatorplaydemo.com.
Authority
The response has no authority records.
Additional
ns1.aviatorplaydemo.com. 5 A 69.162.109.202
ns2.aviatorplaydemo.com. 5 A 69.162.109.204
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0