Apex domains cannot have CNAME records.
Question and response
Question
dig lognet.ca. NS
Answer
lognet.ca. 5 NS dns5.lognet.ca.
lognet.ca. 5 NS dns3.lognet.ca.
Authority
The response has no authority records.
Additional
dns3.lognet.ca. 5 A 199.255.28.55
dns5.lognet.ca. 5 A 199.255.31.202
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0