Apex domains cannot have CNAME records.
Question and response
Question
dig kiwinetworks.com. NS
Answer
kiwinetworks.com. 4 NS ns1.kiwinetworks.com.
kiwinetworks.com. 4 NS ns2.kiwinetworks.com.
Authority
The response has no authority records.
Additional
ns1.kiwinetworks.com. 4 A 201.139.123.163
ns2.kiwinetworks.com. 4 A 45.169.236.5
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0