Apex domains cannot have CNAME records.
Question and response
Question
dig grainedebeaute-bollene.com. NS
Answer
grainedebeaute-bollene.com. 2 NS ns-7.awsdns-00.com.
grainedebeaute-bollene.com. 2 NS ns-331.awsdns-41.com.
grainedebeaute-bollene.com. 2 NS ns-492.awsdns-61.com.
grainedebeaute-bollene.com. 2 NS ns-803.awsdns-36.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0