Apex domains cannot have CNAME records.
Question and response
Question
dig themaintitle.com. NS
Answer
themaintitle.com. 5 NS ns1.themaintitle.com.
themaintitle.com. 5 NS ns2.themaintitle.com.
Authority
The response has no authority records.
Additional
ns1.themaintitle.com. 5 A 188.40.246.76
ns2.themaintitle.com. 5 A 74.48.155.102
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0