Apex domains cannot have CNAME records.
Question and response
Question
dig quavonitra.com. NS
Answer
quavonitra.com. 5 NS ns-550.awsdns-04.net.
quavonitra.com. 5 NS ns-403.awsdns-50.com.
quavonitra.com. 5 NS ns-991.awsdns-59.net.
quavonitra.com. 5 NS ns-682.awsdns-21.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0