Apex domains cannot have CNAME records.
Question and response
Question
dig corelogicnow.com. NS
Answer
corelogicnow.com. 2 NS ns-1585.awsdns-06.co.uk.
corelogicnow.com. 2 NS ns-1605.awsdns-08.co.uk.
corelogicnow.com. 2 NS ns-6.awsdns-00.com.
corelogicnow.com. 2 NS ns-390.awsdns-48.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0