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Unbound

Unbound is a validating, recursive, caching DNS resolver developed by NLnet Labs. It supports DNSSEC validation, DNS-over-TLS for privacy, and is designed to be fast, lean, and highly configurable.
Latest: 1.24.1
Last checked: Nov 4, 2025 4:50am
Followers: 0
Rank: 1139/8055
Status: Monitored periodically · Request daily
Contribute Report

Overview

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License: BSD LicenseWinget: Available
Product Page Support Page Download Page

Version & Lifecycle

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Current: 1.24.1 N-2: 1.23.1

Tags

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DNS resolver DNSSEC caching recursive open-source privacy security

Top Contributors

  1. nico_k
  2. Vigneshwaran
  3. Bob

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Community Notes

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Release Notes & Updates

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Avg cadence: —
Updates • 0

Packaging Notes

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Included in base systems of major BSD OS and standard repositories of most Linux distributions

Notes

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Runs on Linux, BSD, macOS; free and open source under BSD license; used by ISPs and enterprises for secure DNS resolution

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