Apex domains cannot have CNAME records.
Question and response
Question
dig inetlocker.net. NS
Answer
inetlocker.net. 4 NS alex.ns.cloudflare.com.
inetlocker.net. 4 NS gina.ns.cloudflare.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0