Apex domains cannot have CNAME records.
Question and response
Question
dig floralillusion.com. NS
Answer
floralillusion.com. 5 NS ns-1559.awsdns-02.co.uk.
floralillusion.com. 5 NS ns-1468.awsdns-55.org.
floralillusion.com. 5 NS ns-161.awsdns-20.com.
floralillusion.com. 5 NS ns-1862.awsdns-40.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0