Apex domains cannot have CNAME records.
Question and response
Question
dig ni.net.tr. NS
Answer
ni.net.tr. 5 NS nitel-2.ni.net.tr.
ni.net.tr. 5 NS nitel-1.ni.net.tr.
Authority
The response has no authority records.
Additional
nitel-1.ni.net.tr. 5 A 159.253.40.40
nitel-2.ni.net.tr. 5 A 95.173.191.3
nitel-1.ni.net.tr. 5 AAAA 2a03:2100:0:3:0:0:0:11
nitel-2.ni.net.tr. 5 AAAA 2a03:2100:0:3:0:0:0:12
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0