QuickNode incident

Arc Testnet Degraded Performance

Minor Resolved View vendor source →

QuickNode experienced a minor incident on September 21, 2026 affecting Arc Testnet - JSON RPC API and Arc Testnet - Websocket API, lasting 4h 17m. The incident has been resolved; the full update timeline is below.

Started
Sep 21, 2026, 09:43 PM UTC
Resolved
Sep 22, 2026, 02:00 AM UTC
Duration
4h 17m
Detected by Pingoru
Sep 21, 2026, 09:43 PM UTC

Affected components

Arc Testnet - JSON RPC APIArc Testnet - Websocket API

Update timeline

  1. investigating Sep 21, 2026, 09:43 PM UTC

    The Quicknode team is investigating the degraded performance of Arc Testnet. Users may experience 503 errors at this time. We will update this page as we acquire new information.

  2. investigating Sep 22, 2026, 12:49 AM UTC

    We are continuing to investigate on the issue.

  3. monitoring Sep 22, 2026, 01:24 AM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Sep 22, 2026, 06:02 AM UTC

    This incident has been resolved.