All Systems Operational

Uptime over the past 90 days. View historical uptime.
SparkPost Application (WebUI) Operational
90 days ago
100.0 % uptime
Today
SparkPost Application - USA Operational
90 days ago
100.0 % uptime
Today
SparkPost Application - EUROPE Operational
90 days ago
100.0 % uptime
Today
SMTP Delivery (Outbound Message Delivery) Operational
90 days ago
99.97 % uptime
Today
SMTP Delivery - USA Operational
90 days ago
99.95 % uptime
Today
SMTP Delivery - EUROPE Operational
90 days ago
100.0 % uptime
Today
Transmissions API Operational
90 days ago
99.99 % uptime
Today
Transmissions API - USA Operational
90 days ago
99.99 % uptime
Today
Transmissions API - EUROPE Operational
90 days ago
100.0 % uptime
Today
SMTP API Operational
90 days ago
100.0 % uptime
Today
SMTP API - USA Operational
90 days ago
100.0 % uptime
Today
SMTP API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Metrics API Operational
90 days ago
100.0 % uptime
Today
Metrics API - USA Operational
90 days ago
100.0 % uptime
Today
Metrics API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Events API Operational
90 days ago
100.0 % uptime
Today
Events API - USA Operational
90 days ago
100.0 % uptime
Today
Events API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Relay Webhooks Delivery Service Operational
90 days ago
100.0 % uptime
Today
Relay Webhooks - USA Operational
90 days ago
100.0 % uptime
Today
Relay Webhooks - EUROPE Operational
90 days ago
100.0 % uptime
Today
Sending Domains API Operational
90 days ago
100.0 % uptime
Today
Sending Domains API - USA Operational
90 days ago
100.0 % uptime
Today
Sending Domains API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Suppression List API Operational
90 days ago
100.0 % uptime
Today
Suppression List API - USA Operational
90 days ago
100.0 % uptime
Today
Suppression List API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Event Webhook Delivery Service Operational
90 days ago
100.0 % uptime
Today
Event Webhooks - USA Operational
90 days ago
100.0 % uptime
Today
Event Webhooks - EUROPE Operational
90 days ago
100.0 % uptime
Today
Engagement Tracking Service Operational
90 days ago
100.0 % uptime
Today
Engagement Tracking Service (redirecting clicks and serving opens) - USA Operational
90 days ago
100.0 % uptime
Today
Engagement Tracking Service (redirecting clicks and serving opens) - EUROPE Operational
90 days ago
100.0 % uptime
Today
Mailbox Provider Service Interruption Operational
Blocklist API Operational
90 days ago
100.0 % uptime
Today
Blocklist API - USA Operational
90 days ago
100.0 % uptime
Today
Blocklist API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Alerts API Operational
90 days ago
100.0 % uptime
Today
Alerts API - USA Operational
90 days ago
100.0 % uptime
Today
Alerts API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Mar 17, 2026

No incidents reported today.

Mar 16, 2026
Router Maintenance in EU Data Center
Completed - The scheduled maintenance has been completed.
Mar 16, 19:00 EDT
Update - Scheduled maintenance is still in progress, the maintenance window has been extend by one hour to allow the maintenance to finish.

During the full duration of this maintenance all emails will continued to be accepted.
This maintenance only impacts our EU sending infrastructure.
Mar 16, 16:45 EDT
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Mar 16, 15:00 EDT
Scheduled - On March 16th between 19:00 UTC, we will be performing maintenance on our EU routers.
During this planned maintenance, you may experience slightly longer initial delivery times, up to 15 minutes, between 19:00 and 22:00 UTC each day.

During the full duration of this maintenance all emails will continued to be accepted.
This maintenance only impacts our EU sending infrastructure.

We appreciate your understanding as we make these improvements.
Mar 12, 11:24 EDT
Mar 15, 2026

No incidents reported.

Mar 14, 2026

No incidents reported.

Mar 13, 2026

No incidents reported.

Mar 12, 2026
Email delivery in US region affected
Resolved - This incident has been resolved.
Mar 12, 07:25 EDT
Monitoring - System functionality has been fully restored and all emails are being transmitted correctly without added latencies; we are actively monitoring.
Mar 12, 06:03 EDT
Investigating - Email delivery in US is impacted, experiencing elevated delays.
Mar 12, 04:00 EDT
Monitoring - System is fully recovered and under monitoring.
Mar 12, 03:48 EDT
Investigating - We are currently investigating issues with delivery of email impacting US region.
Mar 12, 02:51 EDT
Mar 11, 2026

No incidents reported.

Mar 10, 2026

No incidents reported.

Mar 9, 2026

No incidents reported.

Mar 8, 2026

No incidents reported.

Mar 7, 2026

No incidents reported.

Mar 6, 2026

No incidents reported.

Mar 5, 2026

No incidents reported.

Mar 4, 2026
Outbound message delivery is delayed/slow for some SparkPost customers (US and EU regions)
Resolved - This incident has been resolved.
Mar 4, 20:24 EST
Monitoring - We are observing recovery in email delivery performance and are actively monitoring.
Mar 4, 20:00 EST
Investigating - We are investigating an increase in delivery latency for some outbound messages.
Mar 4, 19:51 EST
Mar 3, 2026

No incidents reported.

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