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The following is a summary of CIRA Canadian Shield DNS resolver addresses, part of the CIRA Canadian Shield Set-Up Guide. See all the set-up guides for Canadian Shield.

  Features IPv4 IPv6 DoH DoT

Private

DNS resolution only

149.112.121.10

149.112.122.10

2620:10A:80BB::10

2620:10A:80BC::10

https://private.canadianshield.cira.ca/dns-query

private.canadianshield.cira.ca

Protected

Malware and phishing protection

149.112.121.20

149.112.122.20

2620:10A:80BB::20

2620:10A:80BC::20

https://protected.canadianshield.cira.ca/dns-query

protected.canadianshield.cira.ca

Family

Protected + blocking pornographic content

149.112.121.30

149.112.122.30 

2620:10A:80BB::30

2620:10A:80BC::30 

https://family.canadianshield.cira.ca/dns-query

family.canadianshield.cira.ca

It is recommended that you use both IP addresses in configuring your DNS settings for extra redundancy. We do not recommend using a third resolver because if your device has a problem accessing the CIRA Canadian Shield service then you might be browsing unprotected without your knowledge.