Apex domains cannot have CNAME records.
Question and response
Question
dig deacomfdn.org. NS
Answer
deacomfdn.org. 2 NS ns-832.awsdns-40.net.
deacomfdn.org. 2 NS ns-469.awsdns-58.com.
deacomfdn.org. 2 NS ns-666.awsdns-19.net.
deacomfdn.org. 2 NS ns-674.awsdns-20.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0