Apex domains cannot have CNAME records.
Question and response
Question
dig frumquvion.net. NS
Answer
frumquvion.net. 4 NS ns2.frumquvion.net.
frumquvion.net. 4 NS ns1.frumquvion.net.
Authority
The response has no authority records.
Additional
ns1.frumquvion.net. 4 A 57.129.147.42
ns2.frumquvion.net. 4 A 51.75.166.180
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0