Apex domains cannot have CNAME records.
Question and response
Question
dig scholagreg.org. NS
Answer
scholagreg.org. 5 NS ns-31.awsdns-03.com.
scholagreg.org. 5 NS ns-990.awsdns-59.net.
scholagreg.org. 5 NS ns-3.awsdns-00.com.
scholagreg.org. 5 NS ns-192.awsdns-24.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0