Outage in SparkPost
Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)
Resolved MinorIncident Report
Summary AI Generated
SparkPost experienced delayed outbound message delivery affecting US-hosted customers for 3.3 hours. The issue impacted SMTP delivery services in the USA region, though no messages were lost during the incident. The problem was identified, fixed, and resolved after a monitoring period.
We are currently investigating this issue. No messages are lost.
Components affected
SparkPost SMTP Delivery - USATrusted by 1000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
about 2 months ago - at 02/24/2026 06:17PM
This incident has been resolved.
MONITORING
about 2 months ago - at 02/24/2026 05:34PM
A fix has been implemented and we are monitoring the results.
IDENTIFIED
about 2 months ago - at 02/24/2026 05:19PM
The issue has been identified and a fix is being implemented.
INVESTIGATING
about 2 months ago - at 02/24/2026 03:01PM
We are currently investigating this issue. No messages are lost.
Latest SparkPost outages
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Outbound message delivery is delayed/slow for some SparkPost customers (US and EU regions) - about 1 month ago
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