Apex domains cannot have CNAME records.
Question and response
Question
dig phlockofsouthjersey.com. NS
Answer
phlockofsouthjersey.com. 5 NS ns-727.awsdns-26.net.
phlockofsouthjersey.com. 5 NS ns-379.awsdns-47.com.
phlockofsouthjersey.com. 5 NS ns-15.awsdns-01.com.
phlockofsouthjersey.com. 5 NS ns-371.awsdns-46.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0