Apex domains cannot have CNAME records.
Question and response
Question
dig hauskaraoke.com. NS
Answer
hauskaraoke.com. 4 NS ns-1836.awsdns-37.co.uk.
hauskaraoke.com. 4 NS ns-1655.awsdns-14.co.uk.
hauskaraoke.com. 4 NS ns-1032.awsdns-01.org.
hauskaraoke.com. 4 NS ns-1705.awsdns-21.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0