Apex domains cannot have CNAME records.
Question and response
Question
dig achristmastogrowon.com. NS
Answer
achristmastogrowon.com. 5 NS ns-273.awsdns-34.com.
achristmastogrowon.com. 5 NS ns-738.awsdns-28.net.
achristmastogrowon.com. 5 NS ns-1149.awsdns-15.org.
achristmastogrowon.com. 5 NS ns-1605.awsdns-08.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0