Apex domains cannot have CNAME records.
Question and response
Question
dig johnschwanbeck.com. NS
Answer
johnschwanbeck.com. 2 NS ns10.dnsmadeeasy.com.
johnschwanbeck.com. 2 NS ns3.dnsmadeeasy.com.azure-dns.info.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0