Apex domains cannot have CNAME records.
Question and response
Question
dig ozetecture.com. NS
Answer
ozetecture.com. 5 NS ns-1053.awsdns-03.org.
ozetecture.com. 5 NS ns-1952.awsdns-52.co.uk.
ozetecture.com. 5 NS ns-782.awsdns-33.net.
ozetecture.com. 5 NS ns-993.awsdns-60.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0