Apex domains cannot have CNAME records.
Question and response
Question
dig FCCLOUD.NET. NS
Answer
FCCLOUD.NET. 5 NS irena.ns.cloudflare.com.
FCCLOUD.NET. 5 NS joel.ns.cloudflare.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0