Apex domains cannot have CNAME records.
Question and response
Question
dig nouvellesociete.org. NS
Answer
nouvellesociete.org. 5 NS ns-518.awsdns-00.net.
nouvellesociete.org. 5 NS ns-1902.awsdns-45.co.uk.
nouvellesociete.org. 5 NS ns-55.awsdns-06.com.
nouvellesociete.org. 5 NS ns-1022.awsdns-63.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0