QuickNode experienced a minor incident on March 23, 2026 affecting Sepolia - JSON RPC and Sepolia - WebSocket API and 1 more component, lasting 5h 3m. The incident has been resolved; the full update timeline is below.
Affected components
Sepolia - JSON RPCSepolia - WebSocket APISepolia — WebhooksSepolia — Streams
Update timeline
- investigating Mar 23, 2026, 05:17 PM UTC
We are investigating reports that Arbitrum Sepolia is stalled at block height 252,909,123 and may not be progressing normally. The Arbitrum foundation team is actively looking into the issue, and we are monitoring closely while coordinating updates. Customers may see stale “latest block” data until block production resumes.
- monitoring Mar 23, 2026, 10:10 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Mar 23, 2026, 10:20 PM UTC
This incident has been resolved.