Outage in QuickNode

Arbitrum Mainnet: Elevated 503 Errors in NRT region

Resolved Minor
October 10, 2025 - Started 2 days ago - Lasted about 2 hours
Official incident page

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Outage Details

We’re currently looking into elevated 503 responses affecting Arbitrum Mainnet in the NRT region. This issue may impact RPC requests, WebSocket streams, and associated API calls. Our engineering team is actively investigating the root cause. Updates will be provided as soon as more information becomes available.
Components affected
QuickNode Mainnet - Websockets API QuickNode Mainnet - JSON-RPC API QuickNode Mainnet Archive - JSON-RPC API QuickNode Mainnet Archive - Websockets API
Latest Updates ( sorted recent to last )
RESOLVED 2 days ago - at 10/11/2025 01:46AM

This incident has been resolved.

MONITORING 2 days ago - at 10/11/2025 12:52AM

Service has recovered, and Arbitrum Mainnet nodes in NRT region have remained healthy and maintaining tip data.

We are continuing to monitor the network closely to ensure stability and will provide a final update once confirmed fully resolved.

INVESTIGATING 2 days ago - at 10/10/2025 11:30PM

We’re currently looking into elevated 503 responses affecting Arbitrum Mainnet in the NRT region. This issue may impact RPC requests, WebSocket streams, and associated API calls. Our engineering team is actively investigating the root cause.

Updates will be provided as soon as more information becomes available.

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