Apex domains cannot have CNAME records.
Question and response
Question
dig dream-matsusaka.com. NS
Answer
dream-matsusaka.com. 5 NS ns-765.awsdns-31.net.
dream-matsusaka.com. 5 NS ns-187.awsdns-23.com.
dream-matsusaka.com. 5 NS ns-730.awsdns-27.net.
dream-matsusaka.com. 5 NS ns-1579.awsdns-05.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0