Apex domains cannot have CNAME records.
Question and response
Question
dig traventrix.com. NS
Answer
traventrix.com. 5 NS ns-675.awsdns-20.net.
traventrix.com. 5 NS ns-703.awsdns-23.net.
traventrix.com. 5 NS ns-920.awsdns-51.net.
traventrix.com. 5 NS ns-16.awsdns-02.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0