Apex domains cannot have CNAME records.
Question and response
Question
dig competionproducts.com. NS
Answer
competionproducts.com. 5 NS ns1.competionproducts.com.
competionproducts.com. 5 NS ns2.competionproducts.com.
Authority
The response has no authority records.
Additional
ns1.competionproducts.com. 5 A 95.214.52.175
ns2.competionproducts.com. 5 A 91.223.3.195
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0