# Trello: Critical incident: Trello is down

**Summary:** Trello reported a critical outage affecting API and Trello.com, preventing multiple users from connecting to its servers. It started at 2023-11-10 14:43 UTC and was resolved at 2023-11-10 16:19 UTC, lasting 1 h 35 min. Trello said its changes fixed the connection issues and all services were functional. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2023-11-10 14:43 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/fnn23s7b2bn4](https://stspg.io/fnn23s7b2bn4)
- [Company: Trello](https://rewindex.com/company/trello.md)
- Versions: before (none: first archived) → after incident\_version:114/m1pqvkhrnkbv@a2c735fdb23b
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Trello is down
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2023-11-10 14:43 UTC
```

**5. Added: Resolved time**

```diff
+ 2023-11-10 16:19 UTC
```

**6. Added: Affected components**

```diff
+ API, Trello.com
```

**7. Added: Update** (identified) · 2023-11-10 14:43 UTC

```diff
+ We've identified an issue on Trello that's affecting multiple users to connect to our servers. We'll provide a new update soon.
```

**8. Added: Update** (identified) · 2023-11-10 14:45 UTC

```diff
+ We are continuing to work on a fix for this issue.
```

**9. Added: Update** (identified) · 2023-11-10 15:05 UTC

```diff
+ We've identified the root cause of the issue, and we made some adjustments, which should bring Trello's functionalities back soon.
```

**10. Added: Update** (monitoring) · 2023-11-10 15:47 UTC

```diff
+ The changes we released have fixed the connection issues our users were experiencing when connecting to Trello. We're now monitoring it.
```

**11. Added: Update** (resolved) · 2023-11-10 16:19 UTC

```diff
+ We want to let you know that the changes we made on our side fixed all the connection issues our users were experiencing with Trello, and all services are functional right now. We appreciate your patience and understanding.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2023-11-10 14:43 UTC | Critical incident: Trello is down (this change) | outage |

All Trello changes: [timeline](https://rewindex.com/company/trello/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/i5efdbaac55ffed · Markdown: https://rewindex.com/change/i5efdbaac55ffed.md · JSON: https://rewindex.com/api/v1/changes/i5efdbaac55ffed · Generated 2026-10-18T02:54:11.553Z