Chainstack incident

Outage on Optimism Sepolia Testnet

Notice Resolved

Chainstack experienced a notice incident on August 4, 2026 affecting Optimism Global Nodes (Optimism Sepolia Testnet), lasting —. The incident has been resolved; the full update timeline is below.

Started
Aug 04, 2026, 01:11 PM UTC
Resolved
Aug 04, 2026, 01:11 PM UTC
Duration
—
Detected by Pingoru
Aug 04, 2026, 01:11 PM UTC

Affected components

Optimism Global Nodes (Optimism Sepolia Testnet)

Update timeline

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

    Optimism Sepolia Testnet Global nodes have experienced short outage resulting in responses with status code 404, this incident is mitigated and nodes are operational.