Apex domains cannot have CNAME records.
Question and response
Question
dig berzeliibostader.net. NS
Answer
berzeliibostader.net. 1 NS ns-1113.awsdns-11.org.
berzeliibostader.net. 1 NS ns-1574.awsdns-04.co.uk.
berzeliibostader.net. 1 NS ns-1565.awsdns-03.co.uk.
berzeliibostader.net. 1 NS ns-1607.awsdns-08.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0