Apex domains cannot have CNAME records.
Question and response
Question
dig ijp88maxwin.com. NS
Answer
ijp88maxwin.com. 5 NS ns-1413.awsdns-48.org.
ijp88maxwin.com. 5 NS ns-549.awsdns-04.net.
ijp88maxwin.com. 5 NS ns-748.awsdns-29.net.
ijp88maxwin.com. 5 NS ns-2023.awsdns-60.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0