ZkSync Era Testnet Degraded Performance

Incident Report for Quicknode

Resolved

This incident has been resolved. zkSync Sepolia is operating normally.
Posted Aug 27, 2026 - 14:58 UTC

Investigating

We are currently investigating degraded performance on zkSync Era Testnet, with timeouts and 503 errors. We will provide updates as more information becomes available.
Posted Aug 27, 2026 - 13:24 UTC
This incident affected: ZkSync Era (Testnet — JSON-RPC API, Testnet — Websockets API, Testnet — Streams, Testnet — Webhooks).
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