Substack incident

Increased latency and errors

Major Resolved View vendor source →

Substack experienced a major incident on January 21, 2025 affecting Substack publications and Writer dashboards and 1 more component, lasting 52m. The incident has been resolved; the full update timeline is below.

Started
Jan 21, 2025, 11:44 PM UTC
Resolved
Jan 22, 2025, 12:36 AM UTC
Duration
52m
Detected by Pingoru
Jan 21, 2025, 11:44 PM UTC

Affected components

Substack publicationsWriter dashboardsSubstack.comCustom domains

Update timeline

  1. investigating Jan 21, 2025, 11:44 PM UTC

    We are investigating reports of increased latency and errors for Substack.com, publication websites, and the Substack app.

  2. investigating Jan 21, 2025, 11:48 PM UTC

    We are continuing to investigate reports of increased latency and errors for all Substack websites and applications.

  3. identified Jan 22, 2025, 12:12 AM UTC

    We have identified the issue and are beginning to see recovery across all Substack websites and applications.

  4. monitoring Jan 22, 2025, 12:20 AM UTC

    Substack websites and applications are fully operational and our team is monitoring.

  5. resolved Jan 22, 2025, 12:36 AM UTC

    This incident has been resolved.