Apex domains cannot have CNAME records.
Question and response
Question
dig 4-dsuccess.com. NS
Answer
4-dsuccess.com. 5 NS ns-1074.awsdns-06.org.
4-dsuccess.com. 5 NS ns-382.awsdns-47.com.
4-dsuccess.com. 5 NS ns-1407.awsdns-47.org.
4-dsuccess.com. 5 NS ns-1356.awsdns-41.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0