Apex domains cannot have CNAME records.
Question and response
Question
dig zyquantro.com. NS
Answer
zyquantro.com. 5 NS ns-818.awsdns-38.net.
zyquantro.com. 5 NS ns-1970.awsdns-54.co.uk.
zyquantro.com. 5 NS ns-1693.awsdns-19.co.uk.
zyquantro.com. 5 NS ns-1288.awsdns-33.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0