Apex domains cannot have CNAME records.
Question and response
Question
dig grandrapidscraneandrigging.com. NS
Answer
grandrapidscraneandrigging.com. 5 NS ns-874.awsdns-45.net.
grandrapidscraneandrigging.com. 5 NS ns-260.awsdns-32.com.
grandrapidscraneandrigging.com. 5 NS ns-2041.awsdns-63.co.uk.
grandrapidscraneandrigging.com. 5 NS ns-887.awsdns-46.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0