Apex domains cannot have CNAME records.
Question and response
Question
dig tivly.com. NS
Answer
tivly.com. 5 NS ns-101.awsdns-12.com.
tivly.com. 5 NS ns-678.awsdns-20.net.
tivly.com. 5 NS ns-1149.awsdns-15.org.
tivly.com. 5 NS ns-1883.awsdns-43.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0