Apex domains cannot have CNAME records.
Question and response
Question
dig threesistersfarm.org. NS
Answer
threesistersfarm.org. 5 NS ns1.threesistersfarm.org.
threesistersfarm.org. 5 NS ns2.threesistersfarm.org.
Authority
The response has no authority records.
Additional
ns1.threesistersfarm.org. 5 A 172.245.40.55
ns2.threesistersfarm.org. 5 A 107.172.12.181
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0