Unbound

nlnetlabs.nl/projects/unbound
Unbound Icon

Validating, recursive, caching DNS resolve with support for DNS-over-TLS. Designed to be fast, lean, and secure Unbound incorporates modern features based on open standards. It's fully open source, and recently audited. (For an in-depth tutorial, see this article by DNSWatch.)

Open Source

Unbound Source Code

Author

NLnetLabs

Description

Unbound is a validating, recursive, and caching DNS resolver.

#dns#dns-privacy#dnssec#recursor#resolver

Homepage

https://nlnetlabs.nl/unbound

License

BSD-3-Clause

Created

13 Jun 17

Last Updated

29 Mar 24

Latest version

release-1.19.3

Primary Language

C

Size

101,640 KB

Stars

2,742

Forks

327

Watchers

2,742

Language Usage

Language Usage

Star History

Star History

Recent Commits

  • W.C.A. Wijngaards (28 Mar 24)

    - Fix for crypto related failures to have a better error string.

  • W.C.A. Wijngaards (28 Mar 24)

    - Fix #1034: DoT forward-zone via unbound-control.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix that the server does not chown the pidfile.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix that when the server truncates the pidfile, it does not follow symbolic links.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix to add unit test for lruhash space that exercises the routines.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix comment in lruhash space function.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix for #1032, add safeguard to make table space positive.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix #1032: The size of subnet_msg_cache calculation mistake cause memory usage increased beyond expectations.

  • W.C.A. Wijngaards (27 Mar 24)

    - Fix name of unit test for subnet cache response.

  • Yorgos Thessalonikefs (25 Mar 24)

    - For #831: Format text, use exclamation icon and explicit label names.

  • Yorgos Thessalonikefs (25 Mar 24)

    Changelog entry for #831 - Merge #831 from Pierre4012: Improve Windows NSIS installer script (setup.nsi).

  • Pierre4012 (25 Mar 24)

    Improve Windows NSIS installer script (setup.nsi) (#831) * Improve Windows NSIS installer script (setup.nsi) Two improvements of installer script : - avoid error message when Unbound is running, - add "DisplayVersion" in registry thus Windows package manager (Winget) can handle Unbound. * Update setup.nsi ask user to stop unbound service + DisplayVersion in Windows registry

  • W.C.A. Wijngaards (19 Mar 24)

    - Fix localdata and rpz localdata to match CNAME only if no direct type match is available.

  • W.C.A. Wijngaards (19 Mar 24)

    - Fix rpz so that rpz CNAME can apply after rpz CNAME. And fix that clientip and nsip can give a CNAME.

  • W.C.A. Wijngaards (18 Mar 24)

    - Fix rpz for qtype CNAME after nameserver trigger.

  • W.C.A. Wijngaards (18 Mar 24)

    - Add rpz unit test for nsip action override.

  • W.C.A. Wijngaards (18 Mar 24)

    - Fix rpz that copies the cname override completely to the temp region, so there are no references to the rpz region.

  • W.C.A. Wijngaards (18 Mar 24)

    - Fix rpz, it follows iterator CNAMEs for nsip and nsdname and sets the reply query_info values, that is better for debug logging.

  • W.C.A. Wijngaards (18 Mar 24)

    - Fix that rpz CNAME content is limited to the max number of cnames.

  • Yorgos Thessalonikefs (15 Mar 24)

    Merge branch 'features/makedist-persist-windir'

  • Yorgos Thessalonikefs (15 Mar 24)

    - For windows build, persist the openssl and expat directories for repeated builds while debugging.

  • W.C.A. Wijngaards (15 Mar 24)

    - Fix that addrinfo is not kept around but copied and freed, so that log-destaddr uses a copy of the information, much like NSD does.

  • W.C.A. Wijngaards (14 Mar 24)

    - The code repository continues with version 1.19.4.

  • W.C.A. Wijngaards (13 Mar 24)

    - Fix rpz for cname override action after nsdname and nsip triggers.

  • W.C.A. Wijngaards (13 Mar 24)

    - Fix to unify codepath for local alias for rpz cname action override.

  • W.C.A. Wijngaards (13 Mar 24)

    - Fix rpz that the rpz override is taken in case of clientip triggers. Fix that the clientip passthru action is logged. Fix that the clientip localdata action is logged. Fix rpz override action cname for the clientip trigger.

  • W.C.A. Wijngaards (13 Mar 24)

    - Fix #1029: rpz trigger clientip and action rpz-passthru not working as expected.

  • Yorgos Thessalonikefs (12 Mar 24)

    Changelog entry for #1028: - Merge #1028: Clearer documentation for tcp-idle-timeout and edns-tcp-keepalive-timeout.

  • Yorgos Thessalonikefs (12 Mar 24)

    Clearer documentation for tcp-idle-timeout and edns-tcp-keepalive-timeout (#1028) * - Clearer documentation for tcp-idle-timeout and edns-tcp-keepalive-timeout. * - Address review comment.

  • W.C.A. Wijngaards (11 Mar 24)

    - Fix #1021 Inconsistent Behavior with Changing rpz-cname-override and doing a unbound-control reload.

Unbound Website

Website

NLnet Labs - Unbound - About

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS and DNS-over-HTTPS which allows clients to encrypt their communication. In addition, it supports various modern standards that limit …

Redirects

Redirects to https://nlnetlabs.nl/projects/unbound/about/

Security Checks

All 66 security checks passed

Server Details

  • IP Address 185.49.140.10
  • Hostname open.nlnetlabs.nl
  • Location Amsterdam, Noord-Holland, Netherlands (Kingdom of the), EU
  • ISP Stichting NLnet Labs
  • ASN AS8587

Associated Countries

  • NL
  • US
  • DE

Saftey Score

Website marked as safe

100%

Blacklist Check

nlnetlabs.nl was found on 0 blacklists

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Website Preview

Unbound Docker

Container Info

pihole-unbound

A Linux network-level advertisement and Internet tracker blocking application which acts as a DNS sinkhole. This version has Ubound software installed on it so you don't need to rely on external DNS providers. When the installation is complete, navigate to your.ip.goes.here:1010/admin. Follow the article <a href='https://medium.com/@niktrix/getting-rid-of-systemd-resolved-consuming-port-53-605f0234f32f'>here</a>

#Other#Tools

DockerHub Metrics

  • Pull Count 2,123,520
  • Stars 58
  • Date Created 31 Dec 20
  • Last Updated 3 months ago

View on DockerHub

cbcrowe/pihole-unbound

Run Command

docker run -d \ 
  -p 53:53/tcp \
  -p 53:53/udp \
  -p 1010:80/tcp \
  -p 4443:443/tcp \
  -e ServerIP=${ServerIP} \
  -e TZ=${TZ} \
  -e DNSSEC=${DNSSEC} \
  -e DNS1=${DNS1} \
  -e DNS2=${DNS2} \
  -v /portainer/Files/AppData/Config/PiHole-Unbound:/etc/pihole \
  -v /portainer/Files/AppData/Config/PiHole-Unbound/DNS:/etc/dnsmasq.d \
  --restart=unless-stopped \
  cbcrowe/pihole-unbound:latest

Compose File

version: 3.8
services:
  pi-hole-unbound:
    image: cbcrowe/pihole-unbound:latest
    ports:
      - 53:53:tcp
      - 53:53:udp
      - 1010:80:tcp
      - 4443:443:tcp
    environment:
      ServerIP: 192.168.0.X
      TZ: Europe\London
      DNSSEC: 
      DNS1: 127.0.0.1#5335
      DNS2: 127.0.0.1#5335
    volumes:
      - /portainer/Files/AppData/Config/PiHole-Unbound:/etc/pihole
      - /portainer/Files/AppData/Config/PiHole-Unbound/DNS:/etc/dnsmasq.d
    restart: unless-stopped

Environment Variables

  • Var Name Default
  • ServerIP 192.168.0.X
  • TZ Europe\London
  • DNSSEC null
  • DNS1 127.0.0.1#5335
  • DNS2 127.0.0.1#5335

Port List

  • 53:53/tcp
  • 53:53/udp
  • 1010:80/tcp
  • 4443:443/tcp

Volume Mounting

  • /portainer/Files/AppData/Config/PiHole-Unbound /etc/pihole
  • /portainer/Files/AppData/Config/PiHole-Unbound/DNS /etc/dnsmasq.d

Permissions

  • read ✅ Yes
  • write ✅ Yes
  • admin ✅ Yes

Unbound Reviews

More DNS Clients

About the Data: Unbound

API

You can access Unbound's data programmatically via our API. Simply make a GET request to:

https://api.awesome-privacy.xyz/networking/dns-clients/unbound

The REST API is free, no-auth and CORS-enabled. To learn more, view the Swagger Docs or read the API Usage Guide.

About the Data

Beyond the user-submitted YAML you see above, we also augment each listing with additional data dynamically fetched from several sources. To learn more about where the rest of data included in this page comes from, and how it is computed, see the About the Data section of our About page.

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