SparkPost incident
Outbound message delivery is delayed/slow for some SparkPost customers (EU hosted only)
SparkPost experienced a minor incident on August 19, 2026 affecting SMTP Delivery - EUROPE, lasting 1h 5m. The incident has been resolved; the full update timeline is below.
Affected components
SMTP Delivery - EUROPE
Update timeline
- investigating Aug 19, 2026, 06:52 PM UTC
We are investigating an increase in delivery latency for some outbound messages. (NOTE: This does not impact our customers hosted in the US.)
- monitoring Aug 19, 2026, 07:44 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Aug 19, 2026, 07:58 PM UTC
This incident has been resolved.