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