Apex domains cannot have CNAME records.
Question and response
Question
dig carriagescroll.com. NS
Answer
carriagescroll.com. 3 NS ns-1919.awsdns-47.co.uk.
carriagescroll.com. 3 NS ns-2017.awsdns-60.co.uk.
carriagescroll.com. 3 NS ns-1485.awsdns-57.org.
carriagescroll.com. 3 NS ns-1781.awsdns-30.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0