DNS Servers

Level 3 Communications

4.2.2.1
4.2.2.2

Google

8.8.8.8
8.8.4.4
2001:4860:4860::8888
2001:4860:4860::8844

OpenDNS

208.67.222.222
208.67.220.220

Bell

207.236.176.30
207.236.176.21

Rogers

64.71.255.198
64.71.255.202

Execulink

199.166.6.5

TekSavvy

206.248.154.22
206.248.154.170
76.10.191.198
76.10.191.199

eBox

69.28.239.8
69.28.239.9
74.116.184.8

Eastlink

24.222.0.33
24.222.0.5

Start.ca

64.140.114.21
64.140.114.22
64.140.114.23

These are the ports that are normally blocked by consumer ISPs

UDP 53 inbound
UDP 19 inbound
TCP 25 outbound
UDP 161 inbound
UDP 1900 inbound

See Also:
http://public-dns.info/nameserver/ca.html

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