Apex domains cannot have CNAME records.
Question and response
Question
dig phenysplace.com. NS
Answer
phenysplace.com. 4 NS ns-1146.awsdns-15.org.
phenysplace.com. 4 NS ns-1558.awsdns-02.co.uk.
phenysplace.com. 4 NS ns-1055.awsdns-03.org.
phenysplace.com. 4 NS ns-1295.awsdns-33.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0