macOS
brew install unboundlocal Homebrew formula metadata
sudo port install unboundMacPorts ports tree · net/unbound/Portfile · Quelle: api.github.com
brew
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für unbound in AI-Agent-Workflows.
Installation
brew install unboundlocal Homebrew formula metadata
sudo port install unboundMacPorts ports tree · net/unbound/Portfile · Quelle: api.github.com
sudo apk add unboundAlpine Linux edge package indexes · unbound · Quelle: dl-cdn.alpinelinux.org
sudo apt install unboundDebian stable package indexes · unbound · Quelle: deb.debian.org
sudo dnf install unboundFedora Rawhide package metadata · unbound · Quelle: dl.fedoraproject.org
nix profile install nixpkgs#unboundnixpkgs package indexes · pkgs/by-name/un/unbound/package.nix · Quelle: api.github.com
sudo pacman -S unboundArch Linux sync databases · unbound · Quelle: geo.mirror.pkgbuild.com
sudo zypper install unboundopenSUSE Tumbleweed package metadata · unbound · Quelle: download.opensuse.org
scoop install main/unboundScoop official bucket manifest trees · bucket/unbound.json · Quelle: api.github.com
winget install --id NLnetLabs.Unbound -eWindows Package Manager source index · NLnetLabs.Unbound · Quelle: cdn.winget.microsoft.com
Überblick
Validating, recursive, caching DNS resolver
Verlauf
Unbound is NLnet Labs' validating, recursive, caching DNS resolver. It is one of the significant infrastructure packages in this batch: a security- and privacy-oriented resolver used as a local stub resolver, a network recursive resolver, a DNSSEC validator, and a library.
The official Unbound history says the project started to develop independent open-source DNS software and documentation, jointly funded by VeriSign and the University of Southern California/Information Sciences Institute. The C implementation was based on a Java prototype and was released in May 2008.
The official requirements document names the early resolver work by Bill Manning, David Blacka, and Matt Larson, with contributions from Geoff Sisson and Roy Arends, and says that around 2006 NLnet Labs volunteered to write a full C implementation ready for deployed use.
From the beginning, Unbound was designed around modular resolver components: validator, iterator, cache, networking, and query management. Its stated goals included DNSSEC support, high performance, code diversity in the DNS resolver monoculture, use as a stub resolver or full caching nameserver, portability, and a BSD license.
NLnet Labs' project page says Unbound runs on Linux and BSD distributions as well as macOS, has packages for most platforms, is included in the base system of all major BSD operating systems, and is in the standard repositories of most Linux distributions.
The input package metadata reflects that breadth in package-manager terms: Homebrew, MacPorts, Nix, pacman, Scoop, winget, zypper, apk, Debian, Fedora, and Ubuntu entries are present. For package users, Unbound is not a novelty CLI; it is deployable network infrastructure.
Unbound's adoption also tracks changes in DNS operations: DNSSEC validation, local caching, query minimisation, DNS-over-TLS, DNS-over-HTTPS, authority zones, and aggressive DNSSEC-validated cache all appear in official NLnet Labs documentation or release notes.
The official home-network tutorial presents Unbound as a resolver that can be installed from OS packages, tested with `dig`, and then used first for a single machine and then for a whole network. It notes that Unbound behaves as a caching recursive DNS resolver out of the box on installation.
Command-line package users care about the suite around the daemon: `unbound-checkconf` for validation, `unbound-control` and `unbound-control-setup` for administration, `unbound-anchor` for trust-anchor handling, and `unbound-host` for lookups. Those executables turn the resolver into something that can be configured, tested, and automated like other Unix services.
Unbound is highly significant in package-manager culture because it is a small, modern alternative to monolithic DNS server deployments for the recursive-resolver role. It is commonly installed on routers, servers, BSD systems, developer laptops, and self-hosted networks.
For package nerds, Unbound represents the ideal infrastructure package: source-available, portable, daemonized, scriptable, configurable through text files, and backed by a specialist upstream. Its DNSSEC and privacy features made it a default recommendation in many local-resolver and self-hosting setups.
Sicherheitslage
formula declares a Homebrew service.
orange Risiko · mittel Konfidenz · infrastructure
Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.
local files
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.
Config paths the tool may read or write during local use.
/usr/local/etc/unbound/unbound.confCredential-bearing paths to review before unattended agent runs.
/usr/local/etc/unbound/unbound_server.key/usr/local/etc/unbound/unbound_control.key/usr/local/etc/unbound/unbound_server.pem/usr/local/etc/unbound/unbound_control.pemExecutables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
unbound | cli | globales Executable | |
unbound-anchor | cli | globales Executable | |
unbound-checkconf | cli | globales Executable | |
unbound-control | cli | globales Executable | |
unbound-control-setup | cli | globales Executable | |
unbound-host | cli | globales Executable |
Aktualität
Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.
Installationsmetadaten
| Paketschlüssel | brew:unbound |
|---|---|
| Version | 1.25.1 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/unbound |
| Homepage | https://www.unbound.net |
| Repository | https://github.com/NLnetLabs/unbound |
| Upstream-Dokumentation | https://nlnetlabs.nl/documentation/unbound |
| Lizenz | BSD-3-Clause |
| Quellarchiv | https://nlnetlabs.nl/downloads/unbound/unbound-1.25.1.tar.gz |
| Zuletzt aktualisiert | 2026-06-22T14:06:32-07:00 |
| Pulse | updated |
| Abhängigkeiten | libevent, libnghttp2, openssl@3 |
| Von macOS bereitgestellte Bibliotheken | expat |
| Bottle | verfügbar (auf arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | definiert |
| Dienst | declared |
Registry-Fakten
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | unbound |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
Source-Datenbank-Treffer
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
libunbound-dev 1.22.0-2+deb13u2
static library, header files, and docs for libunbound
sudo apt install libunbound-devlibunbound8 1.22.0-2+deb13u2
library implementing DNS resolution and validation
sudo apt install libunbound8python3-unbound 1.22.0-2+deb13u2
library implementing DNS resolution and validation (Python3 bindings)
sudo apt install python3-unboundunbound 1.22.0-2+deb13u2
validating, recursive, caching DNS resolver
sudo apt install unboundunbound-anchor 1.22.0-2+deb13u2
utility to securely fetch the root DNS trust anchor
sudo apt install unbound-anchorunbound-host 1.22.0-2+deb13u2
reimplementation of the 'host' command
sudo apt install unbound-hostunbound
nix profile install nixpkgs#unboundlibunbound-dev 1.19.2-1ubuntu3
static library, header files, and docs for libunbound
sudo apt install libunbound-devlibunbound8 1.19.2-1ubuntu3
library implementing DNS resolution and validation
sudo apt install libunbound8python3-unbound 1.19.2-1ubuntu3
library implementing DNS resolution and validation (Python3 bindings)
sudo apt install python3-unboundunbound 1.19.2-1ubuntu3
validating, recursive, caching DNS resolver
sudo apt install unboundunbound-anchor 1.19.2-1ubuntu3
utility to securely fetch the root DNS trust anchor
sudo apt install unbound-anchorunbound-host 1.19.2-1ubuntu3
reimplementation of the 'host' command
sudo apt install unbound-hostpy3-unbound 1.25.1-r0
Python bindings to libunbound
https://nlnetlabs.nl/projects/unbound/about/
sudo apk add py3-unboundunbound 1.25.1-r0
Unbound is a validating, recursive, and caching DNS resolver
https://nlnetlabs.nl/projects/unbound/about/
sudo apk add unboundunbound-dbg 1.25.1-r0
Unbound is a validating, recursive, and caching DNS resolver (debug symbols)
https://nlnetlabs.nl/projects/unbound/about/
sudo apk add unbound-dbgQuellspur
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View the package source record on GitHub.