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
100.0 % uptime
Today
SMTP Delivery - USA Operational
90 days ago
100.0 % uptime
Today
SMTP Delivery - EUROPE Operational
90 days ago
100.0 % uptime
Today
Transmissions API Operational
90 days ago
100.0 % uptime
Today
Transmissions API - USA Operational
90 days ago
100.0 % 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
99.94 % uptime
Today
Events API - USA Operational
90 days ago
99.89 % uptime
Today
Events API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Templates API Operational
90 days ago
100.0 % uptime
Today
Templates API - USA Operational
90 days ago
100.0 % uptime
Today
Templates 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
Tracking Domains API Operational
90 days ago
100.0 % uptime
Today
Tracking Domains API - USA Operational
90 days ago
100.0 % uptime
Today
Tracking Domains API - EUROPE Operational
90 days ago
100.0 % uptime
Today
IP Pools API Operational
90 days ago
100.0 % uptime
Today
IP Pools API - USA Operational
90 days ago
100.0 % uptime
Today
IP Pools API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Sending IPs API Operational
90 days ago
100.0 % uptime
Today
Sending IPs API - USA Operational
90 days ago
100.0 % uptime
Today
Sending IPs API - EUROPE Operational
90 days ago
100.0 % uptime
Today
Support Platform ? 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
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.

Past Incidents
Dec 1, 2020

No incidents reported today.

Nov 30, 2020
Outbound message delivery is delayed/slow for some SparkPost and SparkPost Enterprise customers (US hosted only)
Resolved - This incident has been resolved.
Nov 30, 14:18 EST
Monitoring - We have implemented mitigation steps and continue to monitor any further issues.
Nov 30, 13:15 EST
Identified - The backlog of messages to be delivered is clearing, however messages are still queued and awaiting delivery for some customers.
Nov 30, 10:59 EST
Investigating - We are investigating an increase in delivery latency for some outbound messages. (NOTE: This does not impact our customers hosted in the EU.)
Nov 30, 09:38 EST
Nov 29, 2020

No incidents reported.

Nov 28, 2020

No incidents reported.

Nov 27, 2020
Outbound message delivery is delayed/slow for some SparkPost and SparkPost Enterprise customers (US hosted only)
Resolved - This incident has been resolved.
Nov 27, 13:11 EST
Update - We are continuing to monitor for any further issues.
Nov 27, 13:10 EST
Monitoring - A fix has been implemented and we are monitoring the results.
Nov 27, 12:50 EST
Investigating - We are investigating an increase in delivery latency for some outbound messages, starting at 12:15 EST. There was one previous occurrence at 10 am EST, lasting 10 minutes. (NOTE: This does not impact our customers hosted in the EU.)
Nov 27, 12:49 EST
Nov 26, 2020

No incidents reported.

Nov 25, 2020

No incidents reported.

Nov 24, 2020
Increased Transmissions API latency & error rates, email delivery delays and event webhook delays for some US customers
Postmortem - Read details
Nov 30, 14:00 EST
Resolved - This incident has been resolved.
Nov 24, 02:38 EST
Monitoring - The cause was identified and fixed. All API errors are resolved. Event webhook backups are clearing now at a rapid pace. We will give an update when the queues are clear
Nov 24, 01:14 EST
Update - We are actively working this incident.
- Webhooks for event data is still delayed - we are several hours behind
- We continue to see slightly elevated error rates on calls to Transmissions API (0.1 - 0.5%)
- A small percentage of engagement events (opens, clicks) are delayed for Events API and Metrics API and in the SparkPost app reports.

We appreciate your patience.
NOTE: This incident does not impact our customers hosted in the EU region.
Nov 24, 00:31 EST
Update - Webhook data is still delayed. There is no risk of losing webhook data due to data timing out since the first delivery attempt has not happened yet.
We are continuing to work with our service provider to resolve.

Thank you for your patience.
Nov 24, 00:19 EST
Update - Webhook data is catching up however it is about 60 minutes behind. We continue to work with our service provider on this issue.
Engagement data delay rates are very low, most data is available in Events API and Metrics API as usual.
Thank you for your patience.
Nov 23, 23:18 EST
Update - We continue to work with our service provider on this issue. Thank you for your patience.
Nov 23, 22:28 EST
Update - Engagement event (opens, clicks) event data is also delayed for Events API and Metrics API and in the SparkPost app reports.

We are continuing to work with our service provider on this issue. Thank you for your patience.
Nov 23, 21:51 EST
Update - We still see some low levels of 5xx errors with the Transmission API. Please retry all 5xx errors. We continue to work with our service provider on this issue.
Nov 23, 21:18 EST
Update - We are continuing to work on a fix for this issue.
Nov 23, 21:05 EST
Identified - Transmissions API latency and error rate have resumed to normal levels.
Nov 23, 20:47 EST
Update - We are continuing to investigate this issue.
Nov 23, 20:19 EST
Update - We are investigating an increase in Transmissions API latency and error rates and delivery latency for some outbound messages. Message injection and outbound message delivery is not impacted - all messages are flowing as expected.
Our webhook data delivery services are running behind and some customers may see a delay in data streamed to their webhook endpoints.
(NOTE: This does not impact our customers hosted in the EU.)

We are working with our service provider to resolve this issue.
Nov 23, 20:12 EST
Investigating - We are currently investigating this issue.
Nov 23, 19:55 EST
Nov 23, 2020
Nov 22, 2020

No incidents reported.

Nov 21, 2020

No incidents reported.

Nov 20, 2020

No incidents reported.

Nov 19, 2020
Elevated 5xx Events API error rates, increased latency, and data delays for some SparkPost and SparkPost Enterprise customers (US hosted only)
Resolved - This incident has been resolved.
Nov 19, 15:13 EST
Monitoring - Data loading has caught up and the API is responding normally. We will continue to monitor to ensure the system is stable.
Nov 19, 14:47 EST
Investigating - We are experiencing an elevated level of API and UI errors, latency, and data delays for the Events API for some SparkPost and SparkPost Enterprise customers (NOT including Transmissions API and SMTP injection API). Please retry any 5xx error.
Note: This issue does not impact our SparkPost customers hosted in the EU.
Nov 19, 14:16 EST
Nov 18, 2020

No incidents reported.

Nov 17, 2020
Webhook delays for some SparkPost and SparkPost Enterprise customers (US hosted only)
Resolved - This incident has been resolved.
Nov 17, 19:25 EST
Update - We are all caught up now and are continuing to monitor.
Nov 17, 16:59 EST
Monitoring - A fix has been implemented and we are monitoring the results.
Nov 17, 16:13 EST
Investigating - Our webhook data delivery services are running behind and some customers may see a delay in data streamed to their webhook endpoints.
Message injection and outbound message delivery is not impacted - all messages are flowing as expected.
Note: This issue does not impact our SparkPost customers hosted in the EU.
Nov 17, 16:07 EST
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