Apex domains cannot have CNAME records.
Question and response
Question
dig needfindknow.com. NS
Answer
needfindknow.com. 3 NS ns-1935.awsdns-49.co.uk.
needfindknow.com. 3 NS ns-1289.awsdns-33.org.
needfindknow.com. 3 NS ns-10.awsdns-01.com.
needfindknow.com. 3 NS ns-1020.awsdns-63.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0