Apex domains cannot have CNAME records.
Question and response
Question
dig mirabellashoponline.com. NS
Answer
mirabellashoponline.com. 5 NS ns1.mirabellashoponline.com.
mirabellashoponline.com. 5 NS ns2.mirabellashoponline.com.
Authority
The response has no authority records.
Additional
ns1.mirabellashoponline.com. 5 A 170.130.202.146
ns2.mirabellashoponline.com. 5 A 23.231.64.34
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0