Apex domains cannot have CNAME records.
Question and response
Question
dig steerdrivingschool.com. NS
Answer
steerdrivingschool.com. 4 NS ns-1098.awsdns-09.org.
steerdrivingschool.com. 4 NS ns-1154.awsdns-16.org.
steerdrivingschool.com. 4 NS ns-180.awsdns-22.com.
steerdrivingschool.com. 4 NS ns-831.awsdns-39.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0