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Optimism Outage History

Every past Optimism outage tracked by IsDown, with detection times, duration, and resolution details.

There were 49 Optimism outages since September 2022. The 5 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor March 4, 2026

March 2026: Flashblocks

Detected Mar 4, 2026 6:54 PM EST · Resolved Mar 4, 2026 8:01 PM EST · Duration about 1 hour