Apex domains cannot have CNAME records.
Question and response
Question
dig biologistic.ro. NS
Answer
biologistic.ro. 5 NS nsx.life-care.com.
biologistic.ro. 5 NS nsy.life-care.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0