Apex domains cannot have CNAME records.
Question and response
Question
dig zenvorquixal.com. NS
Answer
zenvorquixal.com. 3 NS ns-1130.awsdns-13.org.
zenvorquixal.com. 3 NS ns-1549.awsdns-01.co.uk.
zenvorquixal.com. 3 NS ns-302.awsdns-37.com.
zenvorquixal.com. 3 NS ns-1248.awsdns-28.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0