Apex domains cannot have CNAME records.
Question and response
Question
dig bfrealestatecenters.com. NS
Answer
bfrealestatecenters.com. 3 NS ns-341.awsdns-42.com.
bfrealestatecenters.com. 3 NS ns-1674.awsdns-17.co.uk.
bfrealestatecenters.com. 3 NS ns-1409.awsdns-48.org.
bfrealestatecenters.com. 3 NS ns-590.awsdns-09.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0