Apex domains cannot have CNAME records.
Question and response
Question
dig dnetnoc.net. NS
Answer
dnetnoc.net. 1 NS elaine.ns.cloudflare.com.
dnetnoc.net. 1 NS darl.ns.cloudflare.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0