Apex domains cannot have CNAME records.
Question and response
Question
dig commercenet.lv. NS
Answer
commercenet.lv. 5 NS kevin.ns.cloudflare.com.
commercenet.lv. 5 NS daisy.ns.cloudflare.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0