Arbitrum Mainnet - Degraded Performance Across Multiple Regions - Incident details

Resolved

Degraded performance

Started 6 days agoLasted about 6 hours

Affected

Arbitrum Global Nodes

Arbitrum One Mainnet

Updates

Resolved
May 21, 2026 at 1:34 AM
Resolved
May 21, 2026 at 1:34 AM
This incident has been resolved.
Monitoring
May 20, 2026 at 9:14 PM
Monitoring
May 20, 2026 at 9:14 PM
We implemented a fix and are currently monitoring the result.
Investigating
May 20, 2026 at 7:57 PM
Investigating
May 20, 2026 at 7:57 PM
We are currently investigating this incident.

Chainstack - Arbitrum Mainnet - Degraded Performance Across Multiple Regions – Incident details