Apex domains cannot have CNAME records.
Question and response
Question
dig nic.kz. NS
Answer
nic.kz. 5 NS ns.relcom.kz.
nic.kz. 5 NS ns.nic.kz.
nic.kz. 5 NS ns1.nic.kz.
Authority
The response has no authority records.
Additional
ns.nic.kz. 162222 A 194.0.21.5
ns1.nic.kz. 162222 A 185.79.212.7
ns.nic.kz. 162222 AAAA 2001:678:98:1:0:0:0:5
ns1.nic.kz. 162222 AAAA 2a01:7640:9000:0:0:0:0:7
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0