Apex domains cannot have CNAME records.
Question and response
Question
dig nexilavorx.com. NS
Answer
nexilavorx.com. 5 NS ns-1008.awsdns-62.net.
nexilavorx.com. 5 NS ns-411.awsdns-51.com.
nexilavorx.com. 5 NS ns-865.awsdns-44.net.
nexilavorx.com. 5 NS ns-1742.awsdns-25.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0