Chainstack incident

Degraded performance on Arbitrum Mainnet Global nodes

Major Resolved

Chainstack experienced a major incident on June 22, 2026 affecting Arbitrum Global Nodes (Arbitrum One Mainnet), lasting 2h 15m. The incident has been resolved; the full update timeline is below.

Started
Jun 22, 2026, 08:51 AM UTC
Resolved
Jun 22, 2026, 11:07 AM UTC
Duration
2h 15m
Detected by Pingoru
Jun 22, 2026, 08:51 AM UTC

Affected components

Arbitrum Global Nodes (Arbitrum One Mainnet)

Update timeline

  1. investigating Jun 22, 2026, 08:51 AM UTC

    We are currently investigating this incident.

  2. monitoring Jun 22, 2026, 10:03 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Jun 22, 2026, 11:07 AM UTC

    This incident has been resolved.