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brew

knot-resolver を Homebrew, apk, apt, dnf, MacPorts, pacman でインストール

knot-resolver のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

インストール

追加のインストールコマンド

macOS

Homebrew確認済み · 100%
brew install knot-resolver

local Homebrew formula metadata

MacPorts確認済み · 94%
sudo port install knot-resolver

MacPorts ports tree · net/knot-resolver/Portfile · ソース: api.github.com

Linux

Alpine Linux apk確認済み · 92%
sudo apk add knot-resolver

Alpine Linux edge package indexes · knot-resolver · ソース: dl-cdn.alpinelinux.org

Debian apt確認済み · 92%
sudo apt install knot-resolver

Debian stable package indexes · knot-resolver · ソース: deb.debian.org

Fedora dnf確認済み · 92%
sudo dnf install knot-resolver

Fedora Rawhide package metadata · knot-resolver · ソース: dl.fedoraproject.org

Arch Linux pacman確認済み · 92%
sudo pacman -S knot-resolver

Arch Linux sync databases · knot-resolver · ソース: geo.mirror.pkgbuild.com

概要

パッケージ概要

Minimalistic, caching, DNSSEC-validating DNS resolver

コマンドとエイリアス

  • knot-resolver
  • kres-cache-gc
  • kresctl
  • kresd

履歴

プロジェクトの歴史と使われ方

Knot Resolver is CZ.NIC's caching, DNSSEC-validating recursive resolver, built as the resolver-side member of the Knot DNS family. Its package-manager identity matters because it is both a server daemon and a scriptable DNS platform: the Homebrew formula installs command-line tools such as kresd, kresctl, and cache maintenance utilities, while Unix packages place it beside other serious recursive resolvers.

プロジェクトの歴史

The project reached its first public 1.0.0 release on 2016-05-30. Its early design combined a small C core with Lua/LuaJIT scripting and optional modules, a contrast with larger monolithic resolver codebases. The 1.1.0 release on 2016-08-12 already added features that became important to modern recursive DNS operations, including DNS Cookies, DNS over TLS, Prometheus metrics, query minimisation improvements, and a DNS firewall module.

Knot Resolver later split from the older ReadTheDocs-hosted documentation flow into CZ.NIC-controlled GitLab Pages documentation for the 6.x series, while keeping a stable public website and development repository under the CZ.NIC GitLab. The project remained tightly related to Knot DNS but serves the opposite side of DNS: recursive/caching resolution rather than authoritative zone service.

採用の歴史

CZ.NIC presents Knot Resolver as scalable from home routers to large resolver farms. The project website records operational adoption beyond CZ.NIC, including CETIN using it in infrastructure since 2017 and Cloudflare describing it as a cornerstone of the 1.1.1.1 public resolver service.

Its adoption story is package-nerd relevant because recursive resolver software is often chosen conservatively. A resolver that appears in Homebrew, Debian, Fedora, Arch, Alpine, MacPorts, and Ubuntu packaging occupies a practical testing and operations lane next to Unbound, BIND, PowerDNS Recursor, and systemd-resolved.

使われ方

Users install Knot Resolver to run local, organizational, ISP, or public recursive DNS service with DNSSEC validation and caching. Its module system is central to usage: policy rules, forwarding, DNS-over-TLS, DNS-over-HTTPS, metrics, cache behavior, and filtering can be adjusted without treating the daemon as a black box.

The package also exposes companion tools for control and maintenance, so it is not just a background daemon formula. In package sets, that makes it useful to DNS operators who want reproducible installs on laptops, CI images, lab hosts, and production-like Unix systems.

パッケージ好きにとっての重要性

Knot Resolver is interesting to package maintainers because it combines a network daemon, a scripting/runtime layer, DNSSEC crypto dependencies, system service integration, and changing configuration formats. Those are the things that expose weak packaging: wrong paths, missing service users, broken Lua module paths, or mismatched library versions show up quickly.

It also represents the post-2010 shift in DNS software toward encrypted transports, observability, and programmable policy. For users browsing package indexes, it is the recursive counterpart to Knot DNS and one of the few widely packaged alternatives that is both modern and registry-backed.

タイムライン

  • 2016-05-30: Knot Resolver 1.0.0 initial release.
  • 2016-08-12: Knot Resolver 1.1.0 added DNS Cookies, DNS over TLS, Prometheus metrics, and query-minimisation improvements.
  • 2017: CETIN adoption is described by CZ.NIC's project site as part of its infrastructure history.
  • 2024-2025: The 5.7.x release series included KeyTrap-related DNSSEC hardening and maintenance updates.
  • 2026-06-16: CZ.NIC announced Knot Resolver 6.4.0 on the project website.

Related projects

  • Knot DNS is the authoritative DNS server in the same CZ.NIC family. Knot Resolver commonly appears in comparisons with Unbound, BIND, PowerDNS Recursor, and systemd-resolved because all can occupy recursive DNS roles, though their architecture and operational tradeoffs differ.

セキュリティ状態

リスクレベル: orange

formula declares a Homebrew service.

リスク分類器

リスク orange · 信頼度 中 · infrastructure

理由

  • formula declares a Homebrew service

信号

  • metadata:service

インストール挙動

  • formula メタデータに Homebrew post-install フックは記録されていません。
  • formula メタデータがサービスまたはデーモンブロックを宣言しています。
  • Homebrew bottle メタデータは 6 個のプラットフォームターゲットで利用できます。
  • 10 件の実行時依存関係とともにインストールされます。
  • ビルドメタデータには 3 件のビルド依存関係があります。

推奨レビュー

エージェントに無人実行させる前に、このツールが平文の認証情報を読むか、リモート状態を書き込むか、成果物を公開するか、プラグインを起動するかを確認してください。

local files

Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.

Configuration files

Config paths the tool may read or write during local use.

Unix
/etc/knot-resolver/config.yaml

実行可能ファイル

インストールされる実行可能ファイル

コマンド種類公開範囲メモ
knot-resolvercliグローバル実行可能ファイル
kres-cache-gccliグローバル実行可能ファイル
kresctlcliグローバル実行可能ファイル
kresdcliグローバル実行可能ファイル

鮮度

バージョンと鮮度

これらの信号は、ページ生成時期、パッケージマネージャの活動、上流リリース比較を分けて示します。バージョン遅れは、証拠 URL と比較可能なバージョンがある場合だけ警告されます。

ページ生成日2026-07-10
マネージャ版6.4.0
マネージャ更新日2026-07-04
ローカルデータOK
上流not checked
検出された最新未検出

https://www.knot-resolver.cz

インストールメタデータ

パッケージメタデータ

パッケージキーbrew:knot-resolver
バージョン6.4.0
パッケージマネージャHomebrew
パッケージマネージャページhttps://formulae.brew.sh/formula/knot-resolver
ホームページhttps://www.knot-resolver.cz
リポジトリhttps://gitlab.nic.cz/knot/knot-resolver.git
上流ドキュメントhttps://www.knot-resolver.cz/documentation
ライセンスCC0-1.0 AND GPL-3.0-or-later AND LGPL-2.1-or-later AND MIT
ソースアーカイブhttps://knot-resolver.nic.cz/release/knot-resolver-6.4.0.tar.xz
最終更新2026-07-04T13:13:40+09:00
Pulseupdated
依存関係fstrm, gnutls, knot, libnghttp2, libuv, libyaml, lmdb, luajit, protobuf-c, python@3.14
ビルド依存関係meson, ninja, pkgconf
macOS 提供ライブラリlibedit
Bottle利用可能 (対象 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install未定義
サービスdeclared

レジストリ情報

ソースデータベース詳細

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Nameknot-resolver
Version Scheme0
Revision0
Head VersionHEAD
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
URL Keys
  • head
  • stable

ソースデータベース一致

他のパッケージマネージャ記録

一致は外部パッケージマネージャインデックスから取得され、ローカルの Automic Vault パッケージリンクとは分けて表示されます。

Debian apt95%

knot-resolver 5.7.5-1

caching, DNSSEC-validating DNS resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver
  • Section: net
  • Architecture: amd64
  • 22 依存関係
  • 3 任意依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Debian stable package indexes · deb.debian.org · Debian stable package indexes: knot-resolver from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

knot-resolver-doc 5.7.5-1

Documentation for Knot Resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver-doc
  • Section: doc
  • Architecture: all
  • Source Package: knot-resolver
  • 2 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Debian stable package indexes · deb.debian.org · Debian stable package indexes: knot-resolver-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

knot-resolver-module-http 5.7.5-1

HTTP module for Knot Resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver-module-http
  • Section: net
  • Architecture: amd64
  • Source Package: knot-resolver
  • 6 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Debian stable package indexes · deb.debian.org · Debian stable package indexes: knot-resolver-module-http from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Ubuntu apt95%

knot-resolver 5.7.2-1

caching, DNSSEC-validating DNS resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver
  • Section: universe/net
  • Architecture: amd64
  • 23 依存関係
  • 3 任意依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: knot-resolver from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

knot-resolver-doc 5.7.2-1

Documentation for Knot Resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver-doc
  • Section: universe/doc
  • Architecture: all
  • Source Package: knot-resolver
  • 2 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: knot-resolver-doc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

knot-resolver-module-http 5.7.2-1

HTTP module for Knot Resolver

https://www.knot-resolver.cz/

sudo apt install knot-resolver-module-http
  • Section: universe/net
  • Architecture: amd64
  • Source Package: knot-resolver
  • 6 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: knot-resolver-module-http from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
apk95%

knot-resolver 5.7.6-r0

Minimalistic caching DNS resolver implementation

https://www.knot-resolver.cz/

sudo apk add knot-resolver
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-dbg 5.7.6-r0

Minimalistic caching DNS resolver implementation (debug symbols)

https://www.knot-resolver.cz/

sudo apk add knot-resolver-dbg
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-dbg from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-dev 5.7.6-r0

Minimalistic caching DNS resolver implementation (development files)

https://www.knot-resolver.cz/

sudo apk add knot-resolver-dev
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-dev from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-doc 5.7.6-r0

Minimalistic caching DNS resolver implementation (documentation)

https://www.knot-resolver.cz/

sudo apk add knot-resolver-doc
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-libs-static 5.7.6-r0

Minimalistic caching DNS resolver implementation (static library)

https://www.knot-resolver.cz/

sudo apk add knot-resolver-libs-static
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-libs-static from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-mod-dnstap 5.7.6-r0

Knot Resolver - dnstap logging

https://www.knot-resolver.cz/

sudo apk add knot-resolver-mod-dnstap
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-mod-dnstap from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-mod-http 5.7.6-r0

Knot Resolver - HTTP/2 services

https://www.knot-resolver.cz/

sudo apk add knot-resolver-mod-http
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-mod-http from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

knot-resolver-openrc 5.7.6-r0

Minimalistic caching DNS resolver implementation (OpenRC init scripts)

https://www.knot-resolver.cz/

sudo apk add knot-resolver-openrc
  • License: GPL-3.0-or-later
  • Architecture: x86_64
  • Source Package: knot-resolver
  • 1 依存関係
  • normalized package name match
  • 一致条件: Knot Resolver
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: knot-resolver-openrc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
dnf95%

knot-resolver 5.7.6-3.fc44

Caching full DNS Resolver

https://www.knot-resolver.cz/

sudo dnf install knot-resolver
  • License: GPL-3.0-or-later
  • Category: Unspecified
  • Architecture: i686
  • Source Package: knot-resolver
  • 24 依存関係
  • 5 提供
  • normalized package name match
  • 一致条件: Knot Resolver
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: knot-resolver from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf95%

knot-resolver-devel 5.7.6-3.fc44

Development headers for Knot Resolver

https://www.knot-resolver.cz/

sudo dnf install knot-resolver-devel
  • License: GPL-3.0-or-later
  • Category: Unspecified
  • Architecture: i686
  • Source Package: knot-resolver
  • 4 依存関係
  • 2 提供
  • normalized package name match
  • 一致条件: Knot Resolver
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: knot-resolver-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

ソース経路

リポジトリデータから生成

このページは scripts/generate-pkg-sqlite.py が生成した非公開のパッケージ SQLite アーティファクトから av-web によって提供されます。

使用ソース

  • Geiger risk classifier
  • Nucleus package database
  • av.db category and tag curation
  • cross-ecosystem install command graph
  • curated configuration and credential file locations
  • curated package history
  • external package-manager database matches
  • package relationship graph
  • package version freshness
  • package-page enrichment