Apex domains cannot have CNAME records.
Question and response
Question
dig mawuood.com. NS
Answer
mawuood.com. 5 NS ns-1428.awsdns-50.org.
mawuood.com. 5 NS ns-783.awsdns-33.net.
mawuood.com. 5 NS ns-1236.awsdns-26.org.
mawuood.com. 5 NS ns-1318.awsdns-36.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0