Apex domains cannot have CNAME records.
Question and response
Question
dig scalar.ca. NS
Answer
scalar.ca. 2 NS a22-65.akam.net.
scalar.ca. 2 NS a13-66.akam.net.
scalar.ca. 2 NS a12-67.akam.net.
scalar.ca. 2 NS a2-66.akam.net.
scalar.ca. 2 NS a11-65.akam.net.
scalar.ca. 2 NS a1-183.akam.net.
Authority
The response has no authority records.
Additional
a2-66.akam.net. 2 A 95.100.174.66
a1-183.akam.net. 2 A 193.108.91.183
a11-65.akam.net. 2 A 84.53.139.65
a12-67.akam.net. 2 A 184.26.160.67
a13-66.akam.net. 2 A 2.22.230.66
a22-65.akam.net. 2 A 23.211.61.65
a2-66.akam.net. 2 AAAA 2600:1480:7000:0:0:0:0:42
a1-183.akam.net. 2 AAAA 2600:1401:2:0:0:0:0:b7
a11-65.akam.net. 2 AAAA 2600:1480:1:0:0:0:0:41
a12-67.akam.net. 2 AAAA 2600:1480:f000:0:0:0:0:43
a13-66.akam.net. 2 AAAA 2600:1480:800:0:0:0:0:42
a22-65.akam.net. 2 AAAA 2600:1480:7800:0:0:0:0:41
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0