Apex domains cannot have CNAME records.
Question and response
Question
dig etq.com. NS
Answer
etq.com. 5 NS ns-1176.awsdns-19.org.
etq.com. 5 NS ns-7.awsdns-00.com.
etq.com. 5 NS ns-665.awsdns-19.net.
etq.com. 5 NS ns-1803.awsdns-33.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0