Apex domains cannot have CNAME records.
Question and response
Question
dig golfdigest.net.do. NS
Answer
golfdigest.net.do. 5 NS ns-1797.awsdns-32.co.uk.
golfdigest.net.do. 5 NS ns-1270.awsdns-30.org.
golfdigest.net.do. 5 NS ns-115.awsdns-14.com.
golfdigest.net.do. 5 NS ns-965.awsdns-56.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0