Apex domains cannot have CNAME records.
Question and response
Question
dig pauldilks.com. NS
Answer
pauldilks.com. 2 NS ns-230.awsdns-28.com.
pauldilks.com. 2 NS ns-2019.awsdns-60.co.uk.
pauldilks.com. 2 NS ns-205.awsdns-25.com.
pauldilks.com. 2 NS ns-411.awsdns-51.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0