Apex domains cannot have CNAME records.
Question and response
Question
dig legional216.org. NS
Answer
legional216.org. 5 NS ns-1296.awsdns-34.org.
legional216.org. 5 NS ns-2043.awsdns-63.co.uk.
legional216.org. 5 NS ns-748.awsdns-29.net.
legional216.org. 5 NS ns-1425.awsdns-50.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0