Outage in SparkPost
Outbound message delivery is delayed/slow for some SparkPost customers (US hosted only)
Resolved MinorIncident Report
We are investigating an increase in delivery latency for a small percentage of outbound messages. (NOTE: This does not impact our customers hosted in the EU.)
Components affected
SparkPost SMTP Delivery - USATrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
11 months ago - at 05/18/2025 07:03PM
Latencies have remained normal since the last update. We are confident the situation is fully resolved.
MONITORING
11 months ago - at 05/18/2025 03:11PM
Latencies are now back to normal. We will continue monitoring, but do not expect any further deviation.
INVESTIGATING
11 months ago - at 05/18/2025 02:58PM
We are investigating an increase in delivery latency for a small percentage of outbound messages. (NOTE: This does not impact our customers hosted in the EU.)
Latest SparkPost outages
Increased bounce or delay rate for Apple domains - 15 days ago
Email delivery in US region affected - about 1 month ago
Outbound message delivery is delayed/slow for some SparkPost customers (US and EU regions) - about 2 months ago
Microsoft Mail Delivery Delays and Temporary Rejections - about 2 months ago
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