Apex domains cannot have CNAME records.
Question and response
Question
dig timeinc.com. NS
Answer
timeinc.com. 1 NS ns-641.awsdns-16.net.
timeinc.com. 1 NS ns-179.awsdns-22.com.
timeinc.com. 1 NS ns-1978.awsdns-55.co.uk.
timeinc.com. 1 NS ns-1235.awsdns-26.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0