SparkPost incident
There is a delay effecting some mail sending in EU.
SparkPost experienced a minor incident on June 29, 2026 affecting SMTP Delivery - EUROPE and SMTP API - EUROPE and 1 more component, lasting 48m. The incident has been resolved; the full update timeline is below.
Affected components
SMTP Delivery - EUROPESMTP API - EUROPETransmissions API - EUROPE
Update timeline
- investigating Jun 29, 2026, 03:58 PM UTC
We are investigating the delay and the impact. We will post once we know more.
- monitoring Jun 29, 2026, 04:05 PM UTC
There was a combination of events that caused a short period of slowdown. That slowdown has already recovered and we are monitoring to ensure we do not see it again.
- resolved Jun 29, 2026, 04:46 PM UTC
This incident has been resolved.