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We'd like to keep Trello up 100% of the time. When that doesn't happen, we write about it here.

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Past Incidents
Sep 23, 2017

No incidents reported today.

Sep 22, 2017
Resolved - All Trello services have been restored! If you're still having any trouble, don't hesitate to reach out via https://trello.com/contact
Sep 22, 00:57 UTC
Investigating - Trello is currently slow or unavailable for some users.

Our engineering team is actively investigating this incident and working to bring Trello back up as quickly as possible.

Users affected by this incident may notice that Trello is slow or completely unavailable in both the web and mobile apps.

We will update this page as we have additional information.
Sep 22, 00:45 UTC
Sep 21, 2017

No incidents reported.

Sep 20, 2017

No incidents reported.

Sep 19, 2017

No incidents reported.

Sep 18, 2017
Resolved - Live updates to Trello boards are working as expected again. From approximately 2:30pm ET until 3:22pm ET, they may have been incomplete. No edits were lost, but other users looking at the same board might not see those edits until the board is refreshed.
Sep 18, 19:33 UTC
Investigating - Trello users may see that live updates to boards are currently incomplete, and boards may appear out-of-sync if other people are editing the board.

Our engineers are working to resolve the problem as soon as possible.
Sep 18, 18:58 UTC
Sep 17, 2017

No incidents reported.

Sep 16, 2017

No incidents reported.

Sep 15, 2017

No incidents reported.

Sep 14, 2017
Resolved - This incident has been resolved.
Sep 14, 20:53 UTC
Update - It appears the servers have stabilized. We will continue to monitor. Failed attachment previews from the start of the issue are currently being re-processed.
Sep 14, 19:50 UTC
Monitoring - Some users may be affected by a series of errors with Amazon's S3 hosting, causing issues with Trello's ability to preview attachments, and upload files. We'll monitor the situation and wait for a resolution on Amazon's end. Updates as they come.
Sep 14, 19:08 UTC
Sep 13, 2017

No incidents reported.

Sep 12, 2017
Resolved - All Trello notification email delays have been resolved and messages reception times are back to normal. If you're still having trouble, don't hesitate to reach out at https://trello.com/contact!
Sep 12, 18:40 UTC
Monitoring - Outgoing notification emails have caught up, and our engineering team is monitoring the queue moving forward.
Sep 12, 15:04 UTC
Investigating - Notification emails from Trello are currently being sent, but are delayed. Our engineers are investigating the problem.
Sep 12, 14:33 UTC
Sep 11, 2017

No incidents reported.

Sep 10, 2017
Resolved - All services have been restored and Trello is back up and running. If you're still experiencing any trouble accessing Trello, please don't hesitate to reach out at https://trello.com/contact
Sep 10, 07:26 UTC
Investigating - Trello is currently slow or unavailable.

Our engineering team is actively investigating this incident and working to bring Trello back up as quickly as possible.

Users affected by this incident may notice that Trello is slow or completely unavailable in both the web and mobile apps.

We will update this page as we have additional information.
Sep 10, 07:18 UTC
Sep 9, 2017

No incidents reported.