Apex domains cannot have CNAME records.
Question and response
Question
dig livedataset.com. NS
Answer
livedataset.com. 5 NS ns-1452.awsdns-53.org.
livedataset.com. 5 NS ns-1687.awsdns-18.co.uk.
livedataset.com. 5 NS ns-450.awsdns-56.com.
livedataset.com. 5 NS ns-848.awsdns-42.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0