# Mailgun: Critical incident: EU Messaging Outage

**Summary:** Mailgun reported a critical EU datacenter messaging outage affecting API, SMTP, inbound processing, outbound delivery, events and logs, analytics, and the control panel. It started at 2026-08-27 20:38 UTC and resolved at 2026-08-27 21:16 UTC, lasting 37 min. Mailgun implemented a fix but did not specify the cause. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-08-27 20:38 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/vp9983g13wkq](https://stspg.io/vp9983g13wkq)
- [Company: Mailgun](https://rewindex.com/company/mailgun.md)
- Versions: before (none: first archived) → after incident\_version:251/m6tq46x2rhtc@4776b4d08223
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ EU Messaging Outage
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-08-27 20:38 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-08-27 21:16 UTC
```

**6. Added: Affected components**

```diff
+ API, Control Panel, Customer Tools - Control Panel, Email Services - API, Email Services - Events & Logs, Email Services - Inbound email processing, Email Services - Outbound Delivery, Email Services - SMTP, Email Services - Stats and Analytics, Events & Logs, Inbound email processing, Outbound Delivery, SMTP, Stats and Analytics
```

**7. Added: Update** (investigating) · 2026-08-27 20:38 UTC

```diff
+ We are currently investigating an outage in our EU datacenter
```

**8. Added: Update** (identified) · 2026-08-27 20:45 UTC

```diff
+ We have identified the issue and working on restoring service.
```

**9. Added: Update** (monitoring) · 2026-08-27 21:00 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**10. Added: Update** (resolved) · 2026-08-27 21:16 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-08-27 20:38 UTC | Critical incident: EU Messaging Outage (this change) | outage |

All Mailgun changes: [timeline](https://rewindex.com/company/mailgun/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._


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Canonical: https://rewindex.com/change/i09420eb8040b83 · Markdown: https://rewindex.com/change/i09420eb8040b83.md · JSON: https://rewindex.com/api/v1/changes/i09420eb8040b83 · Generated 2026-10-18T02:29:18.663Z