Apex domains cannot have CNAME records.
Question and response
Question
dig oss.myrepublic.co.id. NS
Answer
oss.myrepublic.co.id. 4 NS ns3.myrepublic.co.id.
oss.myrepublic.co.id. 4 NS ns5.myrepublic.co.id.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0