Apex domains cannot have CNAME records.
Question and response
Question
dig storm.ca. NS
Answer
storm.ca. 5 NS pns.storm.ca.
storm.ca. 5 NS sns.storm.ca.
Authority
The response has no authority records.
Additional
pns.storm.ca. 5 A 204.187.144.35
sns.storm.ca. 5 A 209.87.239.21
pns.storm.ca. 5 AAAA 2607:f0b0:0:4:204:187:144:35
sns.storm.ca. 5 AAAA 2607:f0b0:0:3:209:87:239:21
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0