Protective DNS Authorized Sources Training Video

The Cybersecurity and Infrastructure Security Agency (CISA) · February 10, 2026

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3:48

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3:48

Instructional walkthrough: adding authorized sources to Protective DNS

Presentation

0:12 → 3:48(3m 35s)

Narrator (unidentified) provides step-by-step instructions for adding authorized sources (IP addresses) and source sets to a Protective DNS resolver, explains required fields (type, address, source set, description), notes permission requirements and that CIDR blocks and bulk loading are not supported, and states that registration can take up to two minutes before routing begins.

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Speakers:Unidentified Speaker

Transcript is technical instructional guidance from the Cybersecurity and Infrastructure Security Agency (CISA) about configuring authorized sources for Protective DNS and is not a civic meeting or public deliberation.

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Transcript

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