Apex domains cannot have CNAME records.
Question and response
Question
dig takebackbartongreenbelt.com. NS
Answer
takebackbartongreenbelt.com. 5 NS ns1.takebackbartongreenbelt.com.
takebackbartongreenbelt.com. 5 NS ns2.takebackbartongreenbelt.com.
Authority
The response has no authority records.
Additional
ns1.takebackbartongreenbelt.com. 5 A 69.162.109.194
ns2.takebackbartongreenbelt.com. 5 A 63.143.46.166
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0