Apex domains cannot have CNAME records.
Question and response
Question
dig floridahurt.org. NS
Answer
floridahurt.org. 5 NS ns-1173.awsdns-18.org.
floridahurt.org. 5 NS ns-1542.awsdns-00.co.uk.
floridahurt.org. 5 NS ns-1215.awsdns-23.org.
floridahurt.org. 5 NS ns-1672.awsdns-17.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0