# SparkPost: Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)

> Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only). Detected 2026-10-28 by Rewindex: what changed on SparkPost’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/rb5835ab3fb9cf3
Last updated: 2026-10-28T21:04:44Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-10-28 21:04 UTC · Detected: 2026-10-28 21:04 UTC
- [Source: https://status.sparkpost.com/incidents/dgp65ql0ksld](https://status.sparkpost.com/incidents/dgp65ql0ksld)
- [Company: SparkPost](https://rewindex.com/company/sparkpost.md)
- Versions: before incident\_version:755/dgp65ql0ksld@f37172c5fff0 → after incident\_version:755/dgp65ql0ksld@be6ed5612660
- Change 2 of 2 for this incident

Incident page (full timeline): [Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)](https://rewindex.com/company/sparkpost/incidents/dgp65ql0ksld.md)
## What changed

**1. Changed: Status**

```diff
- identified
+ resolved
```

**2. Added: Resolved time**

```diff
+ 2026-10-28 20:37 UTC
```

**3. Added: Update** (monitoring) · 2026-10-28 20:37 UTC

```diff
+ A fix was implemented and we are seeing sustained delivery recovery.
```

**4. Added: Update** (resolved) · 2026-10-28 20:37 UTC

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

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-28 20:03 UTC | [Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)](https://rewindex.com/change/r668fe2eddf2496.md) | Normal progress |
| 2026-10-28 21:04 UTC | Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only) (this change) | Normal progress |

Previous: [change](https://rewindex.com/change/r668fe2eddf2496.md) · All SparkPost changes: [timeline](https://rewindex.com/company/sparkpost/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._

## Cite this

Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only) on SparkPost’s status page, changed 2026-10-28 21:04 UTC (change 2 of 2).

- Canonical URL: https://rewindex.com/change/rb5835ab3fb9cf3
- Citation: SparkPost, “Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)” (2026-10-28 21:04 UTC). Archived by Rewindex: https://rewindex.com/change/rb5835ab3fb9cf3 (CC BY 4.0).
- Markdown link: `[SparkPost: Incident updated: Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only) (2026-10-28)](https://rewindex.com/change/rb5835ab3fb9cf3)`


---
Canonical: https://rewindex.com/change/rb5835ab3fb9cf3 · Markdown: https://rewindex.com/change/rb5835ab3fb9cf3.md · JSON: https://rewindex.com/api/v1/changes/rb5835ab3fb9cf3 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:35:55.446Z