Apex domains cannot have CNAME records.
Question and response
Question
dig ufpfactory.com. NS
Answer
ufpfactory.com. 5 NS ns-38.awsdns-04.com.
ufpfactory.com. 5 NS ns-1874.awsdns-42.co.uk.
ufpfactory.com. 5 NS ns-630.awsdns-14.net.
ufpfactory.com. 5 NS ns-1969.awsdns-54.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0