Our July 2023 maintenance releases of BIND 9 are available and can be downloaded from the ISC software download page, https://www.isc.org/download. A summary of significant changes in the new releases can be found in their release notes: - current supported stable branches: 9.16.42 - https://downloads.isc.org/isc/bind9/9.16.42/doc/arm/html/notes.html 9.18.17 - https://downloads.isc.org/isc/bind9/9.18.17/doc/arm/html/notes.html - experimental development branch: 9.19.15 - https://downloads.isc.org/isc/bind9/9.19.15/doc/arm/html/notes.html --- We recommend to users contemplating moving from the EOL BIND 9.11 branch to the BIND 9.16 branch that they read the following document: https://kb.isc.org/docs/changes-to-be-aware-of-when-moving-from-911-to-916 We have also published a new document covering differences to be aware of when migrating from the BIND 9.16 branch to the BIND 9.18 branch: https://kb.isc.org/docs/changes-to-be-aware-of-when-moving-from-bind-916-to-918 Users migrating from EOL BIND 9.11 branch directly to BIND 9.18 (bypassing BIND 9.16) should look at both the "changes to be aware of" documents linked above. -- ISC Support