Apex domains cannot have CNAME records.
Question and response
Question
dig trends-ad.com. NS
Answer
trends-ad.com. 4 NS ns-361.awsdns-45.com.
trends-ad.com. 4 NS ns-515.awsdns-00.net.
trends-ad.com. 4 NS ns-1556.awsdns-02.co.uk.
trends-ad.com. 4 NS ns-104.awsdns-13.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0