# Mapbox: Major incident: Elevated Rate of Partial Response (206) and Not Found (404) Errors in the Search Box API

**Summary:** Mapbox reported a major Search Box API incident with elevated 206 (Partial Content) and 404 (Not Found) responses beginning 2026-06-29 00:00 UTC. The recorded incident ran from 2026-06-29 08:53 UTC to resolution at 2026-06-29 15:15 UTC (6 h 22 min). A mitigation deployed at 01:35 UTC reduced impact. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-06-29 08:53 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/njbf953rtr4h](https://stspg.io/njbf953rtr4h)
- [Company: Mapbox](https://rewindex.com/company/mapbox.md)
- Versions: before (none: first archived) → after incident\_version:196/47dg8rvrj78g@06e9c1e73200
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Elevated Rate of Partial Response (206) and Not Found (404) Errors in the Search Box API
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-06-29 08:53 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-06-29 15:15 UTC
```

**6. Added: Affected components**

```diff
+ Search
```

**7. Added: Update** (investigating) · 2026-06-29 08:53 UTC

```diff
+ Starting at 2026-06-29 00:00 UTC, the Search Box API began returning elevated rates of 206 (Partial Content) and 404 (Not Found) responses.
```

**8. Added: Update** (identified) · 2026-06-29 09:03 UTC

```diff
+ A mitigation was deployed at 01:35 UTC, which has reduced the impact, and we are actively working to fully resolve the issue.
```

**9. Added: Update** (resolved) · 2026-06-29 15:15 UTC

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

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-06-29 08:53 UTC | Major incident: Elevated Rate of Partial Response (206) and Not Found (404) Errors in the Search Box API (this change) | outage |

All Mapbox changes: [timeline](https://rewindex.com/company/mapbox/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/ib66cda7fde574b · Markdown: https://rewindex.com/change/ib66cda7fde574b.md · JSON: https://rewindex.com/api/v1/changes/ib66cda7fde574b · Generated 2026-10-18T02:31:29.017Z