Apex domains cannot have CNAME records.
Question and response
Question
dig edmity.info. NS
Answer
edmity.info. 5 NS ns-1622.awsdns-10.co.uk.
edmity.info. 5 NS ns-941.awsdns-53.net.
edmity.info. 5 NS ns-1366.awsdns-42.org.
edmity.info. 5 NS ns-1520.awsdns-62.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0