Apex domains cannot have CNAME records.
Question and response
Question
dig linuxmagic.ca. NS
Answer
linuxmagic.ca. 5 NS ns3.wizard.ca.
linuxmagic.ca. 5 NS ns2.wizard.ca.
linuxmagic.ca. 5 NS ns.wizard.ca.
linuxmagic.ca. 5 NS ns4.wizard.ca.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0