Apex domains cannot have CNAME records.
Question and response
Question
dig grapes-n-wine.com. NS
Answer
grapes-n-wine.com. 5 NS ns-684.awsdns-21.net.
grapes-n-wine.com. 5 NS ns-51.awsdns-06.com.
grapes-n-wine.com. 5 NS ns-1517.awsdns-61.org.
grapes-n-wine.com. 5 NS ns-760.awsdns-31.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0