Apex domains cannot have CNAME records.
Question and response
Question
dig bedfordhouses.com. NS
Answer
bedfordhouses.com. 5 NS ns-845.awsdns-41.net.
bedfordhouses.com. 5 NS ns-1167.awsdns-17.org.
bedfordhouses.com. 5 NS ns-1121.awsdns-12.org.
bedfordhouses.com. 5 NS ns-1310.awsdns-35.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0