Apex domains cannot have CNAME records.
Question and response
Question
dig countryoaksgolfcourse.org. NS
Answer
countryoaksgolfcourse.org. 4 NS dns2.thomasville.org.
countryoaksgolfcourse.org. 4 NS dns1.thomasville.org.
Authority
The response has no authority records.
Additional
dns1.thomasville.org. 4 A 64.39.143.24
dns2.thomasville.org. 4 A 64.39.143.25
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0