Substack incident

Delays in post delivery

Notice Resolved View vendor source →

Substack experienced a notice incident on June 3, 2026 affecting Email delivery, lasting 52m. The incident has been resolved; the full update timeline is below.

Started
Jun 03, 2026, 01:58 PM UTC
Resolved
Jun 03, 2026, 02:50 PM UTC
Duration
52m
Detected by Pingoru
Jun 03, 2026, 01:58 PM UTC

Affected components

Email delivery

Update timeline

  1. investigating Jun 03, 2026, 01:58 PM UTC

    We are experiencing delays in post email delivery due to an outage from a third party service provider.

  2. monitoring Jun 03, 2026, 02:16 PM UTC

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

  3. resolved Jun 03, 2026, 02:50 PM UTC

    This incident has been resolved.