CIRA Canadian Shield
Free Canadian DNS filtering from CIRA — blocks malware without US infrastructure
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How Canadian is this company? Rated 1-5 on ownership, data residency & team presence.
https://www.cira.ca/cybersecurity-services/canadian-shieldAbout CIRA Canadian Shield
CIRA Canadian Shield is a protective DNS service operated by Ottawa-based CIRA. It helps households and organizations block malicious domains, improve privacy, and use a Canadian-operated DNS option rather than relying on US infrastructure.
- Headquarters
- Ottawa, ON
- Founded
- 2020
- Team size
- 201-500 employees
- Pricing
- free - Starts at $0
- Last verified
- March 2026
The Eh Score rates Canadian ownership, data residency, founding location, team presence, and support availability. Learn more →
Why it's Canadian
- 🇨🇦 Canadian-founded
- 🏢 Canadian-owned
- 🔒 Data hosted in Canada
- 👩💻 Dev team in Canada
- ⚠️ Owned by CIRA (CA)
Why it's Canadian
- 🇨🇦 Canadian-founded
- 🏢 Canadian-owned
- 🔒 Data hosted in Canada
- 👩💻 Dev team in Canada
- ⚠️ Owned by CIRA (CA)
Why it's on EhList
If you're replacing Okta or Proofpoint, CIRA Canadian Shield is one of the Canadian names that actually belongs on the shortlist. The practical appeal is simple: the company is Canadian-owned and customer data stays in Canada, which makes it easier to shortlist for buyers who care about procurement, privacy, or both.
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