Apex domains cannot have CNAME records.
Question and response
Question
dig messageone.com. NS
Answer
messageone.com. 5 NS ns-693.awsdns-22.net.
messageone.com. 5 NS ns-192.awsdns-24.com.
messageone.com. 5 NS ns-1843.awsdns-38.co.uk.
messageone.com. 5 NS ns-1035.awsdns-01.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0