BIND logo

BIND is an open source DNS software system including an authoritative server, a recursive resolver and related utilities.

Download View on Gitlab

We welcome you to submit issues and contribute patches.

BIND 9.16 - Approaching EOL April 2024

BIND 9.16 introduced the KASP (Key and Signing Policy) tool, and also incorporated substantial refactoring of the network sockets, although this change is not user-visible. This version was released in March, 2020, and is approaching EOL after 4 years of support. Recommend upgrading to 9.18.

Current ARM

BIND 9.18 - Current Stable, Extended Support version

BIND 9.18 is the current stable branch for 2022-2026. This version was declared ESV in 2023 and will be supported for 4 years in total. In addition to completing the network socket refactoring, this branch also includes BIND support for DNS over HTTPS (DoH) and DNS over TLS (DoT) two new encrypted transports for DNS.

Current Stable ARM

BIND 9.19 - Current development branch

ISC does not recommend running this branch in production. This branch will become BIND 9.20 in Q2, 2024.

Development ARM


BIND 9 is licensed under MPL2.0.