Apex domains cannot have CNAME records.
Question and response
Question
dig narumi.co.id. NS
Answer
narumi.co.id. 5 NS ns3.comnet.net.id.
narumi.co.id. 5 NS ns4.comnet.net.id.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0