# SparkPost: Outbound message delivery is delayed/slow for some SparkPost customers (US and EU regions)

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-03-05 00:51 UTC · Resolved: 2026-03-05 01:24 UTC · Duration: 33 min
- Updates: 3 · Affected components: SMTP Delivery (Outbound Message Delivery) - SMTP Delivery - USA, SMTP Delivery - USA, SMTP Delivery - EUROPE, SMTP Delivery (Outbound Message Delivery) - SMTP Delivery - EUROPE
- [Vendor status page: https://stspg.io/s7pg2nfqcltw](https://stspg.io/s7pg2nfqcltw)
- [Company: SparkPost](https://rewindex.com/company/sparkpost.md)

## Timeline of updates

- **investigating** 2026-03-05 00:51 UTC: We are investigating an increase in delivery latency for some outbound messages.
- **monitoring** 2026-03-05 01:00 UTC: We are observing recovery in email delivery performance and are actively monitoring.
- **resolved** 2026-03-05 01:24 UTC: This incident has been resolved.


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Canonical: https://rewindex.com/company/sparkpost/incidents/qlfrdw5lr201 · Markdown: https://rewindex.com/company/sparkpost/incidents/qlfrdw5lr201.md · JSON: https://rewindex.com/api/v1/companies/sparkpost/incidents/qlfrdw5lr201 · Generated 2026-10-19T22:28:13.768Z