SparkPost incident

Delay in event processing.

Resolved after 3 hours 51 minutes, affecting Metrics API - USA and Events API - USA and 1 more, on December 11, 2025.

monitoring Dec 11, 2025, 10:18 PM UTC

A fix has been implemented and we are monitoring the results.

Started
Dec 11, 2025, 06:36 PM UTC
Resolved
Dec 11, 2025, 10:28 PM UTC
Duration
3h 51m
Detected by Pingoru
Dec 11, 2025, 06:36 PM UTC

Affected components

Metrics API - USAEvents API - USASparkPost Application - USAEvent Webhooks - USA

Update timeline

  1. investigating Dec 11, 2025, 06:36 PM UTC

    There is a delay in our events pipeline. This is causing metrics, events and webhooks to be delayed for a portion of data. Message sending is not effected.

  2. monitoring Dec 11, 2025, 10:18 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Dec 11, 2025, 10:28 PM UTC

    This incident has been resolved.

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