Apex domains cannot have CNAME records.
Question and response
Question
dig tvstorm.com. NS
Answer
tvstorm.com. 5 NS ns0.cafe24.com.
tvstorm.com. 5 NS ns1.cafe24.com.
tvstorm.com. 5 NS ns2.cafe24.com.
tvstorm.com. 5 NS ns.cafe24.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0