Apex domains cannot have CNAME records.
Question and response
Question
dig gosfieldtel.com. NS
Answer
gosfieldtel.com. 5 NS ns1.gosfieldtel.ca.
gosfieldtel.com. 5 NS ns3.gosfieldtel.ca.
gosfieldtel.com. 5 NS ns2.gosfieldtel.ca.
Authority
The response has no authority records.
Additional
ns1.gosfieldtel.ca. 5 A 216.180.116.5
ns2.gosfieldtel.ca. 5 A 216.180.116.6
ns3.gosfieldtel.ca. 5 A 192.160.255.252
ns3.gosfieldtel.ca. 5 AAAA 2620:120:8000:1fc:216:3eff:feea:fd04
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0