Optimizely incident

Campaign: Degraded performance for sending emails

Minor Resolved View vendor source →

Optimizely experienced a minor incident on August 4, 2026 affecting E-mail dispatch, lasting 4h 20m. The incident has been resolved; the full update timeline is below.

Started
Aug 04, 2026, 01:11 PM UTC
Resolved
Aug 04, 2026, 05:32 PM UTC
Duration
4h 20m
Detected by Pingoru
Aug 04, 2026, 01:11 PM UTC

Affected components

E-mail dispatch

Update timeline

  1. investigating Aug 04, 2026, 01:11 PM UTC

    We are currently investigating an issue with degraded performance for email dispatch.

  2. investigating Aug 04, 2026, 01:27 PM UTC

    The problem has been identified and a partial workaround has been applied. We are still working on a full solution.

  3. monitoring Aug 04, 2026, 04:08 PM UTC

    The problem has been resolved. Unfortunately the Online Versions were impacted between 17:30 and 18:00 CEST as well. We are now monitoring the system.

  4. resolved Aug 04, 2026, 05:32 PM UTC

    No further problems have been observed.