Apex domains cannot have CNAME records.
Question and response
Question
dig thebestcampever.com. NS
Answer
thebestcampever.com. 5 NS ns1.thebestcampever.com.
thebestcampever.com. 5 NS ns2.thebestcampever.com.
Authority
The response has no authority records.
Additional
ns1.thebestcampever.com. 5 A 95.214.55.135
ns2.thebestcampever.com. 5 A 104.140.115.59
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0