SMTP incident

Email Delivery Delay

Major Resolved View vendor source →

SMTP experienced a major incident on June 3, 2026 affecting E-mail Delivery and Inbound SMTP and 1 more component, lasting 1h 38m. The incident has been resolved; the full update timeline is below.

Started
Jun 03, 2026, 08:45 AM UTC
Resolved
Jun 03, 2026, 10:23 AM UTC
Duration
1h 38m
Detected by Pingoru
Jun 03, 2026, 08:45 AM UTC

Affected components

E-mail DeliveryInbound SMTPMail ProcessingOutbound SMTPStatisticsAPIHTTP Injection APICore APICallbacks

Update timeline

  1. investigating Jun 03, 2026, 08:49 AM UTC

    We are currently seeing a delay in email delivery and investigating the cause of the issue

  2. monitoring Jun 03, 2026, 10:13 AM UTC

    We found the problem and are now monitoring the situation

  3. resolved Jun 03, 2026, 10:23 AM UTC

    The issue was fully resolved