Apex domains cannot have CNAME records.
Question and response
Question
dig hedefiyat.com. NS
Answer
hedefiyat.com. 1 NS ns2.hedefiyat.com.
hedefiyat.com. 1 NS ns1.hedefiyat.com.
Authority
The response has no authority records.
Additional
ns1.hedefiyat.com. 1 A 5.45.75.46
ns2.hedefiyat.com. 1 A 37.252.3.94
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0