Apex domains cannot have CNAME records.
Question and response
Question
dig 111lovediamond.com. NS
Answer
111lovediamond.com. 5 NS ns-1842.awsdns-38.co.uk.
111lovediamond.com. 5 NS ns-1552.awsdns-02.co.uk.
111lovediamond.com. 5 NS ns-408.awsdns-51.com.
111lovediamond.com. 5 NS ns-539.awsdns-03.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0