I can get to cbc.ca by typing it directly into Google Chrome on my PC behind a router using TSI's DNS. Their DNSs can resolve cbc.ca with no problems.
C:\>nslookup cbc.ca 206.248.154.22
Server: dns.pppoe.ca
Address: 206.248.154.22
Non-authoritative answer:
Name: cbc.ca
Address: 159.33.3.85
C:\>nslookup cbc.ca 206.248.154.170
Server: dns2.pppoe.ca
Address: 206.248.154.170
Non-authoritative answer:
Name: cbc.ca
Address: 159.33.3.85