Apex domains cannot have CNAME records.
Question and response
Question
dig dquq64k89ylhk.cloudfront.net. NS
Answer
dquq64k89ylhk.cloudfront.net. 5 NS ns-1672.awsdns-17.co.uk.
dquq64k89ylhk.cloudfront.net. 5 NS ns-1163.awsdns-17.org.
dquq64k89ylhk.cloudfront.net. 5 NS ns-163.awsdns-20.com.
dquq64k89ylhk.cloudfront.net. 5 NS ns-901.awsdns-48.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0