# Optimizely: Major incident: Investigating – Content Recommendation Service Degradation in EMEA region

**Summary:** Optimizely’s Content Recommendations API in EMEA could not serve recommendations during a major-impact incident from 2026-06-02 07:48 UTC to 2026-06-02 12:25 UTC, lasting 4 h 36 min. Users could see missing or unavailable recommendations across the platform. Optimizely reported an API disruption, implemented a fix at 08:51 UTC, and confirmed resolution. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-06-02 07:48 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/7kv405h78kt0](https://stspg.io/7kv405h78kt0)
- [Company: Optimizely](https://rewindex.com/company/optimizely.md)
- Versions: before (none: first archived) → after incident\_version:252/ftpnbmwgsqvn@c44ca56b1a1e
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Investigating – Content Recommendation Service Degradation in EMEA region
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-06-02 07:48 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-06-02 12:25 UTC
```

**6. Added: Affected components**

```diff
+ Content Recommendations API, Content Recommendations - EMEA Region - Content Recommendations API
```

**7. Added: Update** (investigating) · 2026-06-02 07:48 UTC

```diff
+ We are currently investigating an issue affecting the Content Recommendation service in EMEA region.  Due to an API disruption, we are unable to serve recommendations at this time. Users may notice missing or unavailable recommendations across the platform. Our team is actively investigating the issue and working to restore full functionality as quickly as possible. We will provide updates as more information becomes available. Thank you for your patience!
```

**8. Added: Update** (monitoring) · 2026-06-02 08:51 UTC

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

**9. Added: Update** (monitoring) · 2026-06-02 10:45 UTC

```diff
+ We continue to monitor the service.
```

**10. Added: Update** (resolved) · 2026-06-02 12:25 UTC

```diff
+ The incident is resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-06-02 07:48 UTC | Major incident: Investigating – Content Recommendation Service Degradation in EMEA region (this change) | outage |

All Optimizely changes: [timeline](https://rewindex.com/company/optimizely/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/i58273a4151245e · Markdown: https://rewindex.com/change/i58273a4151245e.md · JSON: https://rewindex.com/api/v1/changes/i58273a4151245e · Generated 2026-10-18T03:33:55.928Z