Data processing delays

What to do

• Check whether you use SparkPost SparkPost Application - USA, SparkPost Application - EUROPE in eu, us. Check your stack

  Drop a package.json, lockfile, Terraform or a list of domains at down.guide to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 6h 41m it lasted.

  Anything that failed between 2025-09-12 14:55 UTC and 2025-09-12 21:36 UTC may need a replay.

• Subscribe to SparkPost's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=sparkpost works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from SparkPost 4

1. identifiedSep 12, 2025, 2:55 PM UTC

   We are currently experiencing a data processing delay that is impacting the generation of datasets. Some of those include: health scores, Cohort data, Daily metrics, Scheduled reports, A/B testing, and email previews.

   provider

2. monitoringSep 12, 2025, 5:00 PM UTC

   The issue has been fixed and we are seeing processing catch back up. We will continue to monitor while catching up. Current estimate for full recovery is 3 hours.

   provider

3. monitoringSep 12, 2025, 8:22 PM UTC

   We are continuing to monitor for any further issues.

   provider

4. resolvedSep 12, 2025, 9:36 PM UTC

   This incident has been resolved.

   provider

Corrections

None so far.

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