Apex domains cannot have CNAME records.
Question and response
Question
dig hotelrivemar.com. NS
Answer
hotelrivemar.com. 4 NS ns2.hotelrivemar.com.
hotelrivemar.com. 4 NS ns1.hotelrivemar.com.
Authority
The response has no authority records.
Additional
ns1.hotelrivemar.com. 4 A 69.162.72.66
ns2.hotelrivemar.com. 4 A 69.162.72.70
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0