Apex domains cannot have CNAME records.
Question and response
Question
dig kodeindo-pools.com. NS
Answer
kodeindo-pools.com. 3 NS ns-1977.awsdns-55.co.uk.
kodeindo-pools.com. 3 NS ns-1494.awsdns-58.org.
kodeindo-pools.com. 3 NS ns-772.awsdns-32.net.
kodeindo-pools.com. 3 NS ns-1995.awsdns-57.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0