# SparkPost: Elevated Metrics API data delays for some SparkPost and SparkPost Enterprise Deliverability customers (US Only)

- Impact (vendor’s label): major
- Status: resolved
- Started: 2021-12-07 16:26 UTC · Resolved: 2021-12-07 22:19 UTC · Duration: 5.9 h
- Updates: 1
- [Vendor status page: https://status.sparkpost.com/incidents/s2qwy7f6hckn](https://status.sparkpost.com/incidents/s2qwy7f6hckn)
- [Company: SparkPost](https://rewindex.com/company/sparkpost.md)

## Part of an outage event

- [AWS us-east-1 outage, Dec 7, 2021: 71 vendors, 77 incidents](https://rewindex.com/events/2021-12-07-aws-us-east-1)
- This incident started in the same window without naming AWS (timing only, not evidence of a link). (timing only, posted +36 min vs the first vendor naming AWS)

```mermaid
flowchart LR
  root["AWS us-east-1<br/>own incident not archived"]:::inferred
  h1["Within an hour<br/>11 vendors, 9 blamed AWS<br/>Aptible, Firebolt, Honeycomb +8"]:::blames
  root --> h1
  h4["1 to 4 hours later<br/>16 vendors, 12 blamed AWS<br/>Maven Central, Pusher, Confluent +13"]:::blames
  root --> h4
  later["Later<br/>3 vendors, 2 blamed AWS<br/>Segment, Confluent, Doppler"]:::blames
  root --> later
  me["SparkPost (this incident)<br/>posted +36 min"]:::me
  root -.->|"same window"| me
```

_Detected automatically from incidents that started together and named the same provider; a link means one incident named another vendor, not a confirmed cause._

## Timeline of updates

- **resolved** 2021-12-07 22:19 UTC: This incident has been resolved.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._


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Canonical: https://rewindex.com/company/sparkpost/incidents/s2qwy7f6hckn · Markdown: https://rewindex.com/company/sparkpost/incidents/s2qwy7f6hckn.md · JSON: https://rewindex.com/api/v1/companies/sparkpost/incidents/s2qwy7f6hckn · Generated 2026-10-19T21:09:31.446Z