Apex domains cannot have CNAME records.
Question and response
Question
dig cepglobe.com. NS
Answer
cepglobe.com. 5 NS ns-93.awsdns-11.com.
cepglobe.com. 5 NS ns-1581.awsdns-05.co.uk.
cepglobe.com. 5 NS ns-1004.awsdns-61.net.
cepglobe.com. 5 NS ns-725.awsdns-26.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0