• You are on a version of code that is going end-of-support (see below)
• You require a feature that is only available in later code
• You need to patch a security vulnerability (see here)
• You need to patch a bug that is affecting your production system and a hotfix isn't suitable.
• You have got several hot fixes applied and the new version of code bundles all the hotfixes into the release itself.

According to Infoblox’s official Software Life Cycle Policy, NIOS major versions are supported from the GA date for

• 12 months as General Maintenance (Regular patch release train for P1, P2 and P3 issues)
• 12 months as Limited Maintenance (at which point development ends) (Fixes for service affecting issues and security vulnerabilities)
• 12 months as Limited Support (Investigations, Troubleshooting, Workarounds, Fixes for critical issues upon request)
• 90 days of restricted support (Investigations, Troubleshooting, Workarounds)

• General Availability New software releases with general maintenance support become available to the general public.
• Active Maintenance Period Infoblox provides active support with routine patches and bug fixes on all significant issues.
• Limited Maintenance Period Infoblox provides limited support for service-affecting issues and security vulnerabilities only.
• Limited Support Period Infoblox provides investigations, troubleshooting, workarounds, and fixes for critical security issues only.
• End-of-Life The software product reaches the end of its life. The last date that Infoblox provides support.

The following are the GA dates:

• 9.1.0 - March 2026
• 9.0.0 – Jan 2023
• 8.6.0 – March 2021
• 8.5.0 – Feb 2020
• 8.4.0 – March 2019
• 8.3.0 – June 2018

The following are the support dates known:

8.6 was originally going to EOL on 31 Oct 2024 but, in July 2024, this was pushed back to 30 April 2025.

Infoblox maintain the public release data here.

9.0.x Releases: (End of Life 31 JAN 2026)

• NIOS 9.0.8 released 1 DEC 2025. (KB Article).
• NIOS 9.0.7 released 30 JUL 2025. (KB Article).
• NIOS 9.0.6 released 31 MAR 2025. (KB Article). First LTS release. Supported until 30th June 2027.
• NIOS 9.0.5 released 4 SEP 2024. (KB Article). Made safe harbor on 23 Jan 2024 superseding 9.0.3.x. If using Threat Insight, must have module 20241209 installed first.
• NIOS 9.0.4.2 released 3 FEB 2025 (KB Article).
• NIOS 9.0.4.1 released 26 AUG 2024 (KB Article).
• NIOS 9.0.4 released 13 JUNE 2024
• NIOS 9.0.3.4 released 12 MAY 2025 (KB Article).
• NIOS 9.0.3.3 released 14 OCT 2024 (KB Article). Made safe harbor on 21st Oct 2024 superseding 9.0.3.2
• NIOS 9.0.3.2 released 23 MAY 2024 (KB Article). Made safe harbor on 6th June 2024.
• NIOS 9.0.3.1 released 2 MAY 2024 (recalled on 10 MAY 2023 as a precaution against a rare bug). Republished 14 MAY 2024
• NIOS 9.0.3 released 27 NOV 2023. Republished 2 May 2024.
• NIOS 9.0.2 released 15 NOV 2023
• NIOS 9.0.1 released 21 AUG 2023
• NIOS 9.0.0.1 released 04 MAY 2023
• NIOS 9.0.0 released 30 JAN 2023

8.6.x Releases: (End of Life 31 OCT 2024)

• NIOS 8.6.5 released 6 JAN 2025 (do not install unless directed by Infoblox. For specific customers only)
• NIOS 8.6.4 released 23 NOV 2024
• NIOS 8.6.3.5 released 8 Aug 2024
• NIOS 8.6.3.4 released 28 MAR 2024
• NIOS 8.6.3.3 released ? (recalled 15 MAR 2024)
• NIOS 8.6.3 released 27 JUN 2023
• NIOS 8.6.2.4 released 07 AUG 2023
• NIOS 8.6.2 released 14 JUN 2022
• NIOS 8.6.1 released 30 NOV 2021
• NIOS 8.6.0 released 31 MAR 2021

8.5.x Releases: (End of Life 31 OCT 2023)

• NIOS 8.5.5 released 9 MAR 2022
• NIOS 8.5.4 released 8 SEP 2021
• NIOS 8.5.4 released 22 JUL 2021
• NIOS 8.5.2 released 11 JAN 2021
• NIOS 8.5.1 Released 29 APR 2020
• NIOS 8.5.0 Released 11 FEB 2020

8.4.x Releases:

• NIOS 8.4.8 released 12 OCT 2020
• NIOS 8.4.7 Released 25 FEB 2020
• NIOS 8.4.6 Released 08 JAN 2020
• NIOS 8.4.5 Released 26 NOV 2019
• NIOS 8.4.4 Released 05 AUG 2019
• NIOS 8.4.3 Released 29 MAY 2019
• NIOS 8.4.2 Released 14 MAY 2019
• NIOS 8.4.1 Released 24 APR 2019
• NIOS 8.4.0 Released 2 MAR 2019

8.3.x Releases:

• NIOS 8.3.8 Released 31 MAR 2020
• NIOS 8.3.7 Released 18 FEB 2020
• NIOS 8.3.6 Released 24 JUN 2019
• NIOS 8.3.5 Released 29 MAY 2019
• NIOS 8.3.4 Released 7 MAR 2019
• NIOS 8.3.3 Released 12 FEB 2019
• NIOS 8.3.2 Released 07 NOV 2018
• NIOS 8.3.1 Released 31 AUG 2018
• NIOS 8.3.0 Released 18 JUN 2018

8.2.x Releases:

• NIOS 8.2.9 Released 29 MAY 2019
• NIOS 8.2.8 Released 24 APR 2019
• NIOS 8.2.7 Released 24 JUL 2018
• NIOS 8.2.6 Released 06 JUN 2018
• NIOS 8.2.5 Released 04 MAY 2018
• NIOS 8.2.4 Released 13 FEB 2018
• NIOS 8.2.3 Released 16 JAN 2018
• NIOS 8.2.2 Released 15 NOV 2017
• NIOS 8.2.1 Released 30 JUL 2017
• NIOS 8.2.0 Released 25 JUL 2017

For all X5 hardware (introduced in 2016), X5 perpetual licenses and NetMRI perpetual device licenses.

• Last Order Date (LOD) - 30 April 2024
• End of Life (EOL) - 30 April 2026
• End of Extended Limited Support (ELS) - 30 2028

X5 subscription SKU (VM) can be ordered up until 30 April 2024. There is no EOL for X5 Subscription SKU (VM)

• 9.0.7 - 5.6GB
• 9.0.6 - 5.7GB
• 9.0.5 - 5.7GB
• 9.0.4 - 4.1GB
• 9.0.3 - 3.2GB
• 9.0.2 - 3.2GB
• 9.0.1 - 3.2GB
• 8.6.4 - 2.2GB
• 8.6.0 - 1.7GB
• 8.3.3 - 0.9GB

• NIOS 9.0.6 - OpenSSH_8.9p1
• NIOS 9.0.5 - OpenSSH_8.9p1
• NIOS 8.6.* - OpenSSH 7.7