Apex domains cannot have CNAME records.
Question and response
Question
dig dripemail2.com. NS
Answer
dripemail2.com. 5 NS ns-1109.awsdns-10.org.
dripemail2.com. 5 NS ns-184.awsdns-23.com.
dripemail2.com. 5 NS ns-807.awsdns-36.net.
dripemail2.com. 5 NS ns-2008.awsdns-59.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0