Apex domains cannot have CNAME records.
Question and response
Question
dig linoravilo.com. NS
Answer
linoravilo.com. 5 NS ns1.linoravilo.com.
linoravilo.com. 5 NS ns2.linoravilo.com.
Authority
The response has no authority records.
Additional
ns1.linoravilo.com. 5 A 142.44.210.151
ns2.linoravilo.com. 5 A 51.161.71.117
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0