Apex domains cannot have CNAME records.
Question and response
Question
dig supercheets.com. NS
Answer
supercheets.com. 5 NS ns-536.awsdns-03.net.
supercheets.com. 5 NS ns-1197.awsdns-21.org.
supercheets.com. 5 NS ns-332.awsdns-41.com.
supercheets.com. 5 NS ns-404.awsdns-50.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0