Apex domains cannot have CNAME records.
Question and response
Question
dig iwayafrica.net. NS
Answer
iwayafrica.net. 5 NS ns-661.awsdns-18.net.
iwayafrica.net. 5 NS ns-1368.awsdns-43.org.
iwayafrica.net. 5 NS ns-1611.awsdns-09.co.uk.
iwayafrica.net. 5 NS ns-137.awsdns-17.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0