BIND 9 9.21 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
BIND 9 9.21 is actively supported. The vendor has not published an end-of-support date for this branch.
9.21.26 latest release
Support timeline
Official dates from the BIND 9 release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 13 Aug 2024 | 2y 2mo ago |
| Latest release | 9.21.26 · 3 Sept 2026 | current |
Frequently asked questions
When does BIND 9 9.21 reach end of life?
No end of life date has been announced for BIND 9 9.21 yet.
Is BIND 9 9.21 still supported?
Yes. BIND 9 9.21 is currently maintained. Latest release: 9.21.26, published 3 Sept 2026.
What happens when BIND 9 9.21 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from BIND 9 9.21?
No end of life date has been announced yet.