Feature Degradation Affecting the Receipt of Emails in Slack

What to do

• Check whether you use Slack Apps/Integrations/APIs. Check your stack

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

• Confirm your retries, queues and scheduled jobs caught up after the 20h 55m it lasted.

  Anything that failed between 2026-07-28 02:13 UTC and 2026-07-28 23:09 UTC may need a replay.

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

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

Updates from Slack 3

1. updateJul 28, 2026, 2:13 AM UTC

   We're currently investigating an issue affecting users' ability to receive incoming emails into Slack, caused by some issues with our email ingestion pipeline. We're sorry for any inconvenience this is causing, our team is actively working on a fix and we'll share an update as soon as we have more information.

   provider

2. updateJul 28, 2026, 3:25 AM UTC

   We identified the cause of the issue preventing users from receiving incoming emails. We are deploying a fix and will share a further update once deployment and verification are complete.

   provider

3. updateJul 28, 2026, 3:43 AM UTC

   The fix has been successfully deployed, and validation is now complete. The issue preventing users from receiving incoming emails into Slack is fully resolved, and normal service functionality has been restored. We apologize for any disruptions to your day.

   provider

Corrections

None so far.

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