Apex domains cannot have CNAME records.
Question and response
Question
dig redshousenaturals.com. NS
Answer
redshousenaturals.com. 5 NS ns-1181.awsdns-19.org.
redshousenaturals.com. 5 NS ns-1248.awsdns-28.org.
redshousenaturals.com. 5 NS ns-56.awsdns-07.com.
redshousenaturals.com. 5 NS ns-336.awsdns-42.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0