# Is SparkPost down?

**No known problems: SparkPost's status page says operational** (Operational; last read 2026-11-06 19:02 UTC; source: [official status page](https://status.sparkpost.com))

## Open incidents
_No open incidents._

## Components
- Metrics API / Metrics API - USA: Operational
- Transmissions API / Transmissions API - USA: Operational
- Events API / Events API - USA: Operational
- SparkPost Application (WebUI) / SparkPost Application - USA: Operational
- SMTP API / SMTP API - USA: Operational
- Sending Domains API / Sending Domains API - USA: Operational
- SMTP Delivery (Outbound Message Delivery) / SMTP Delivery - USA: Operational
- Relay Webhooks Delivery Service / Relay Webhooks - USA: Operational
- Event Webhook Delivery Service / Event Webhooks - USA: Operational
- Engagement Tracking Service / Engagement Tracking Service (redirecting clicks and serving opens) - USA: Operational
- Suppression List API / Suppression List API - USA: Operational
- Blocklist API / Blocklist API - USA: Operational
- Alerts API / Alerts API - USA: Operational
- SparkPost Application (WebUI) / SparkPost Application - EUROPE: Operational
- SMTP Delivery (Outbound Message Delivery) / SMTP Delivery - EUROPE: Operational
- Relay Webhooks Delivery Service / Relay Webhooks - EUROPE: Operational
- Metrics API / Metrics API - EUROPE: Operational
- Events API / Events API - EUROPE: Operational
- Sending Domains API / Sending Domains API - EUROPE: Operational
- SMTP API / SMTP API - EUROPE: Operational
- Transmissions API / Transmissions API - EUROPE: Operational
- Event Webhook Delivery Service / Event Webhooks - EUROPE: Operational
- Engagement Tracking Service / Engagement Tracking Service (redirecting clicks and serving opens) - EUROPE: Operational
- Suppression List API / Suppression List API - EUROPE: Operational
- Blocklist API / Blocklist API - EUROPE: Operational
- Alerts API / Alerts API - EUROPE: Operational
- Mailbox Provider Service Interruption: Operational

## Last 90 days
- Incidents: 8 on 3 days
- Median duration: 1h 47m; longest: 22h 2m
- Median time to acknowledge after down.guide's first evidence: n/a
- Postmortem rate for partial or major outages: n/a

## Recent incidents
- **SparkPost**: [Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)](https://down.guide/sparkpost/DWN-5400ddae5b) (Degraded; lasted 22h 2m; started 2026-10-30 19:21 UTC; SMTP Delivery - USA; eu, us)
- **SparkPost**: [Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)](https://down.guide/sparkpost/DWN-631c9e61e5) (Degraded; lasted 1h 1m; started 2026-10-28 19:37 UTC; SMTP Delivery - USA; eu, us)
- **SparkPost**: [Increased message delays in US and EU due to DNS resolution errors](https://down.guide/sparkpost/DWN-6823fe6f7b) (Degraded; lasted 3h 6m; started 2026-10-11 17:51 UTC; SMTP Delivery - USA, SMTP Delivery - EUROPE; eu, us)
- **SparkPost**: [Mail delivery delays](https://down.guide/sparkpost/DWN-9ced648e50) (Degraded; lasted 31m; started 2026-10-01 17:05 UTC; SMTP Delivery - USA, SMTP Delivery - EUROPE; eu, us)
- **SparkPost**: [Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)](https://down.guide/sparkpost/DWN-7dd36be20e) (Degraded; lasted 54m; started 2026-09-17 09:06 UTC; SMTP Delivery - USA; eu, us)
- **SparkPost**: [Health Score and Cohort data is delayed](https://down.guide/sparkpost/DWN-5e214c4732) (Degraded; lasted 2h 27m; started 2026-09-14 14:19 UTC; SparkPost Application - USA, SparkPost Application - EUROPE; eu, us)
- **SparkPost**: [Elevated hard bounces for Apple private relay recipients (privaterelay.appleid.com)](https://down.guide/sparkpost/DWN-01194383f4) (Degraded; lasted 4h 54m; started 2026-08-27 18:03 UTC; Mailbox Provider Service Interruption)
- **SparkPost**: [Outbound message delivery is delayed/slow for some SparkPost customers (EU hosted only)](https://down.guide/sparkpost/DWN-63af012814) (Degraded; lasted 1h 6m; started 2026-08-19 18:52 UTC; SMTP Delivery - EUROPE; eu, us)

More: [history](https://down.guide/sparkpost/history), [feed](https://down.guide/feed?provider=sparkpost), [badge](https://down.guide/badge/sparkpost.svg), JSON: https://down.guide/api/v1/providers/sparkpost

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