Apex domains cannot have CNAME records.
Question and response
Question
dig acidados.net. NS
Answer
acidados.net. 5 NS ns2.acidadosway.com.
acidados.net. 5 NS ns1.acidadosway.com.
Authority
The response has no authority records.
Additional
ns1.acidadosway.com. 5 A 62.28.60.243
ns2.acidadosway.com. 5 A 213.63.236.231
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0