Apex domains cannot have CNAME records.
Question and response
Question
dig emrpg.org. NS
Answer
emrpg.org. 5 NS ns-2017.awsdns-60.co.uk.
emrpg.org. 5 NS ns-1740.awsdns-25.co.uk.
emrpg.org. 5 NS ns-821.awsdns-38.net.
emrpg.org. 5 NS ns-1406.awsdns-47.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0