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unbound

unbound

A secure, high-performance DNS resolver focused on privacy

4.6k 433
BSD-3-Clause
 last commit 2026-03-06
dnsdns-privacydnssecrecursorresolver
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Unbound is a validating, recursive, and caching DNS resolver.

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C83.5%Shell6.2%M42.4%Makefile2%Yacc1.9%Python1.6%SWIG1.4%Lex0.4%Batchfile0.2%Awk0.1%NSIS0.1%Perl0.1%Roff0%

Contributors30

wcawijngaards6800gthess689ralphdolmans325wtoorop56Philip-NLnetLabs37fobser20noloader17TCY1617Maryse4713pemensik12countsudoku8PMunch8AlexanderBand7episource7+16
  • DNS Resolver
    Core

    Resolve DNS queries securely

  • Recursive Resolution
    Core

    Perform full DNS resolution without forwarding

  • DNSSEC Validation

    Validate DNS responses

  • Access Control

    Control which clients may query

  • Local Deployment

    Run on your own network

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Keywords
dns
dns-privacy
dnssec
recursor
resolver
slug: unbound

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