Apex domains cannot have CNAME records.
Question and response
Question
dig northlandwhistler.com. NS
Answer
northlandwhistler.com. 5 NS ns-1012.awsdns-62.net.
northlandwhistler.com. 5 NS ns-1720.awsdns-23.co.uk.
northlandwhistler.com. 5 NS ns-170.awsdns-21.com.
northlandwhistler.com. 5 NS ns-1093.awsdns-08.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0