Apex domains cannot have CNAME records.
Question and response
Question
dig infokreasindo.com. NS
Answer
infokreasindo.com. 5 NS ns-461.awsdns-57.com.
infokreasindo.com. 5 NS ns-970.awsdns-57.net.
infokreasindo.com. 5 NS ns-1153.awsdns-16.org.
infokreasindo.com. 5 NS ns-2031.awsdns-61.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0