Chainstack incident

Degraded performance on Arbitrum Sepolia (Chainstack Cloud, Tokyo)

Minor Resolved

Chainstack experienced a minor incident on July 9, 2026 affecting Arbitrum Global Nodes (Arbitrum Sepolia), lasting 40m. The incident has been resolved; the full update timeline is below.

Started
Jul 09, 2026, 08:52 AM UTC
Resolved
Jul 09, 2026, 09:32 AM UTC
Duration
40m
Detected by Pingoru
Jul 09, 2026, 08:52 AM UTC

Affected components

Arbitrum Global Nodes (Arbitrum Sepolia)

Update timeline

  1. investigating Jul 09, 2026, 08:52 AM UTC

    We are currently investigating this incident.

  2. monitoring Jul 09, 2026, 08:57 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Jul 09, 2026, 09:32 AM UTC

    This incident has been resolved.