# SparkPost: We are seeing an increase in "delays"/4xx errors on outbound message delivery for some SparkPost and SparkPost Enterprise customers (US hosted only)

> SparkPost status incident “We are seeing an increase in "delays"/4xx errors on outbound message delivery for some SparkPost and SparkPost Enterprise customers (US hosted only)” on 2020-12-10: impact none (vendor’s label), 47 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m
Last updated: 2020-12-10T21:19:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2020-12-10 20:32 UTC · Resolved: 2020-12-10 21:19 UTC · Duration: 47 min
- Updates: 1
- [Vendor status page: https://status.sparkpost.com/incidents/6mv4d3gfy34m](https://status.sparkpost.com/incidents/6mv4d3gfy34m)
- [Company: SparkPost](https://rewindex.com/company/sparkpost.md)

## Timeline of updates

- **resolved** 2020-12-10 21:19 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._

## Cite this

Status incident (vendor impact label: none) posted by SparkPost, started 2020-12-10 20:32 UTC, resolved after 47 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m
- Citation: SparkPost, “We are seeing an increase in "delays"/4xx errors on outbound message delivery for some SparkPost and SparkPost Enterprise customers (US hosted only)” (2020-12-10 20:32 UTC). Archived by Rewindex: https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m (CC BY 4.0).
- Markdown link: `[SparkPost: We are seeing an increase in "delays"/4xx errors on outbound message delivery for some SparkPost and SparkPost Enterprise customers (US hosted only) (2020-12-10)](https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m)`


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Canonical: https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m · Markdown: https://rewindex.com/company/sparkpost/incidents/6mv4d3gfy34m.md · JSON: https://rewindex.com/api/v1/companies/sparkpost/incidents/6mv4d3gfy34m · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T14:21:10.275Z