# \[Network Wide\] Arbitrum Mainnet & Arbitrum Based Rollups - Degraded Performance Across Multiple Regions

- Provider: [Alchemy](https://down.guide/alchemy)
- Level: confirmed
- Impact: Degraded
- lasted 24m
- started 2026-05-20 20:10 UTC
- Arbitrum
- id: DWN-926e485825
- Official page: https://stspg.io/m5xvk7mtjpl9

## Updates from Alchemy
### 2026-05-20 19:59 UTC: investigating
We are currently investigating this issue.

### 2026-05-20 20:10 UTC: investigating
We are investigating an elevated rate of 503 and API errors affecting Arbitrum Mainnet.
This is a network wide incident and we're working closely with Arbitrum team to restore full service.
We will provide updates as more information becomes available!

### 2026-05-20 20:20 UTC: monitoring
Arbitrum Mainnet nodes have stabilized. This was a network-wide issue affecting multiple providers, caused by instability with the Arbitrum relayer.
The Arbitrum team has addressed the issue on their end.
We are continuing to monitor but performance has returned to normal!

### 2026-05-20 20:34 UTC: resolved
The Arbitrum Mainnet degraded performance issue has been resolved!

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