Apex domains cannot have CNAME records.
Question and response
Question
dig necessaryent.com. NS
Answer
necessaryent.com. 1 NS ns66.domaincontrol.com.
necessaryent.com. 1 NS ns65.domaincontrol.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0