BIG-IP 9.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
BIG-IP 9.1 reached end of life on 30 Apr 2009. It no longer receives security fixes.
Support timeline
Official dates from the BIG-IP release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 26 Jul 2005 | — |
| End of life | 30 Apr 2009 | 17.3 years ago |
| Active support ended | 30 Apr 2008 | security fixes only after this |
| Latest release | 9.1.3 · 31 Jul 2007 | final |
Where to go from 9.1
Recommended target: BIG-IP 21.1 (supported until 5 May 2029).
The newest actively supported branch is BIG-IP 21.1 (latest release 21.1.0).
Frequently asked questions
Is BIG-IP 9.1 still safe to use?
BIG-IP 9.1 reached end of life on 30 Apr 2009, 6,310 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download BIG-IP 9.1?
Yes — the final release (9.1.3) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade BIG-IP 9.1 to?
Upgrade to BIG-IP 21.1, the newest actively supported branch (supported until 5 May 2029).