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