Apex domains cannot have CNAME records.
Question and response
Question
dig quarnivoxel.com. NS
Answer
quarnivoxel.com. 4 NS ns-1987.awsdns-56.co.uk.
quarnivoxel.com. 4 NS ns-1950.awsdns-51.co.uk.
quarnivoxel.com. 4 NS ns-135.awsdns-16.com.
quarnivoxel.com. 4 NS ns-787.awsdns-34.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0