Apex domains cannot have CNAME records.
Question and response
Question
dig 153.158.124.in-addr.arpa. NS
Answer
153.158.124.in-addr.arpa. 5 NS ns2.solusi.net.id.
Authority
The response has no authority records.
Additional
ns2.solusi.net.id. 5 A 124.158.158.62
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0