Notice history

May 2026

Jun 2026

Jul 2026

May 2026

Jun 2026

Jul 2026

May 2026

Jun 2026

Jul 2026

May 2026

Jun 2026

Jul 2026

May 2026

Jun 2026

Jul 2026

May 2026

Jun 2026

Jul 2026

Jul 2026

Deployment Window for OX App Suite v8.50

Scheduled for July 16, 2026 at 6:00 AM – 6:00 AMUTC

Update
July 07, 2026 at 9:32 AMUTC
Update
July 07, 2026 at 9:32 AMUTC
Due to a technical issue, the maintenance window has been canceled and postponed.
Please note that the start time has been rescheduled to July 16, 2026, between 02:00 a.m. and 04:00 a.m. EDT.
Planned
June 29, 2026 at 10:54 AMUTC
Planned
June 29, 2026 at 10:54 AMUTC
This OX Cloud platform update includes the following main feature:
- Enhanced accessibility throughout OX App Suite: This release includes a broad range of accessibility improvements, including better keyboard navigation, improved screen reader support, enhanced focus handling, clearer ARIA semantics, and improved color contrast across various areas of the user interface. More information about accessibility can be found at https://documentation.open-xchange.com/8/ui/accessibility.html
- Additionally, this OX App Suite release contains bug fixes and several improvements. A full list can be found here: https://documentation.open-xchange.com/appsuite/releases/8.50/changelogs/ui.html
Fixes to the OX Cloud platform in this release include:
- https://documentation.open-xchange.com/appsuite/releases/8.50/
Expected Impact:
- No user impact is expected

Infrastructure Maintenance July 15th

Scheduled for July 15, 2026 at 6:00 AM – 6:00 AMUTC

Planned
July 08, 2026 at 10:15 AMUTC
Planned
July 08, 2026 at 10:15 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Jun 2026

Infrastructure Maintenance for Dovecot Pro June 24th (100%)

Completed
June 24, 2026 at 9:00 AMUTC
Completed
June 24, 2026 at 9:00 AMUTC
Maintenance has completed successfully
In progress
June 24, 2026 at 5:00 AMUTC
In progress
June 24, 2026 at 5:00 AMUTC
Maintenance is now in progress
Planned
June 17, 2026 at 8:26 AMUTC
Planned
June 17, 2026 at 8:26 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- The main focus of this release is to improve the quality and stability of Dovecot Pro. During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Infrastructure Maintenance for Dovecot Pro June 17th (50%)

Completed
June 17, 2026 at 8:19 AMUTC
Completed
June 17, 2026 at 8:19 AMUTC
Maintenance has completed successfully.
In progress
June 17, 2026 at 5:00 AMUTC
In progress
June 17, 2026 at 5:00 AMUTC
Maintenance is now in progress
Planned
June 17, 2026 at 5:00 AMUTC
Planned
June 17, 2026 at 5:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- The main focus of this release is to improve the quality and stability of Dovecot Pro. During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Deployment Window for OX App Suite v8.49

Completed
June 11, 2026 at 8:01 AMUTC
Completed
June 11, 2026 at 8:01 AMUTC
Maintenance has completed successfully.
In progress
June 11, 2026 at 6:24 AMUTC
In progress
June 11, 2026 at 6:24 AMUTC
Maintenance is now in progress.
Planned
June 11, 2026 at 6:00 AMUTC
Planned
June 11, 2026 at 6:00 AMUTC
This OX Cloud platform update includes the following main feature:
- This OX App Suite release contains bug fixes and several improvements. A full list can be found here: https://documentation.open-xchange.com/appsuite/releases/8.49/changelogs/ui.html.
Fixes to the OX Cloud platform in this release include:
- https://documentation.open-xchange.com/appsuite/releases/8.49/
Expected Impact:
- No user impact is expected

Infrastructure Maintenance for Dovecot Pro June 10th (10%)

Completed
June 10, 2026 at 9:00 AMUTC
Completed
June 10, 2026 at 9:00 AMUTC
Maintenance has completed successfully
In progress
June 10, 2026 at 5:00 AMUTC
In progress
June 10, 2026 at 5:00 AMUTC
Maintenance is now in progress
Planned
June 10, 2026 at 5:00 AMUTC
Planned
June 10, 2026 at 5:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- The main focus of this release is to improve the quality and stability of Dovecot Pro. During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Deployment Window for OX App Suite v8.49

Planned
June 04, 2026 at 6:00 AMUTC
Planned
June 04, 2026 at 6:00 AMUTC
This OX Cloud platform update includes the following main feature:
- This OX App Suite release contains bug fixes and several improvements. A full list can be found here: https://documentation.open-xchange.com/appsuite/releases/8.49/changelogs/ui.html.
Fixes to the OX Cloud platform in this release include:
- https://documentation.open-xchange.com/appsuite/releases/8.49/
Expected Impact:
- No user impact is expected
Completed
June 03, 2026 at 2:57 PMUTC
Completed
June 03, 2026 at 2:57 PMUTC
The maintenance window has been canceled.
We have to inform you, that our scheduled maintenance will be postponed. A new maintenance window will be created shortly.

May 2026

Infrastructure Maintenance May 27th

Completed
May 27, 2026 at 7:00 AMUTC
Completed
May 27, 2026 at 7:00 AMUTC
Maintenance has completed successfully
In progress
May 27, 2026 at 6:00 AMUTC
In progress
May 27, 2026 at 6:00 AMUTC
Maintenance is now in progress
Planned
May 27, 2026 at 6:00 AMUTC
Planned
May 27, 2026 at 6:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Resolved
May 26, 2026 at 8:02 PMUTC
Resolved
May 26, 2026 at 8:02 PMUTC
The Service Degradation has been closed.
Monitoring
May 26, 2026 at 7:08 PMUTC
Monitoring
May 26, 2026 at 7:08 PMUTC
The Service Degradation has been resolved and all Service operations are back to normal. We will closely monitor the platform for the next hours. We'd like to apologise again for any inconvenience this Service Degradation may have cause to you.
Identified
May 26, 2026 at 6:24 PMUTC
Identified
May 26, 2026 at 6:24 PMUTC
A Service Degradation on the platform was detected and is confirmed. All affected services get investigated now. We keep you updated within your ticket about any news on this. We apologize for any inconveniences.
Investigating
May 26, 2026 at 5:52 PMUTC
Investigating
May 26, 2026 at 5:52 PMUTC
We'd like to inform you that we detected a Service Degradation. We are already investigating what the root cause and the impact of this incident are, and will provide an update with more information within the next minutes. We apologise for any inconvenience this Degradation may create and will give you an update as soon as possible.

Infrastructure Maintenance May 26th

Completed
May 26, 2026 at 9:00 AMUTC
Completed
May 26, 2026 at 9:00 AMUTC
Maintenance has completed successfully
In progress
May 26, 2026 at 7:00 AMUTC
In progress
May 26, 2026 at 7:00 AMUTC
Maintenance is now in progress
Planned
May 26, 2026 at 7:00 AMUTC
Planned
May 26, 2026 at 7:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Infrastructure Maintenance May 20th

Completed
May 20, 2026 at 9:00 AMUTC
Completed
May 20, 2026 at 9:00 AMUTC
Maintenance has completed successfully
In progress
May 20, 2026 at 5:00 AMUTC
In progress
May 20, 2026 at 5:00 AMUTC
Maintenance is now in progress
Planned
May 20, 2026 at 5:00 AMUTC
Planned
May 20, 2026 at 5:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

Infrastructure Maintenance May 19th

Completed
May 19, 2026 at 8:00 AMUTC
Completed
May 19, 2026 at 8:00 AMUTC
Maintenance has completed successfully
In progress
May 19, 2026 at 6:00 AMUTC
In progress
May 19, 2026 at 6:00 AMUTC
Maintenance is now in progress
Planned
May 19, 2026 at 6:00 AMUTC
Planned
May 19, 2026 at 6:00 AMUTC
Short description of planned tasks:
- Housekeeping tasks on backend systems
Expected Impact:
- During the period there is the possibility of brief interruptions to certain services. Please note that a complete suspension of all the services during the whole period is unlikely.

May 2026 to Jul 2026

cloud-us - Notice history

All systems operational

Notice history

Jul 2026

Jun 2026

May 2026