Apex domains cannot have CNAME records.
Question and response
Question
dig musicbynira.net. NS
Answer
musicbynira.net. 5 NS ns-1586.awsdns-06.co.uk.
musicbynira.net. 5 NS ns-240.awsdns-30.com.
musicbynira.net. 5 NS ns-1351.awsdns-40.org.
musicbynira.net. 5 NS ns-1361.awsdns-42.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0