Chainstack incident

ZKsync Sepolia Testnet Outage

Major Resolved

Chainstack experienced a major incident on August 30, 2026 affecting ZKsync Era Global Nodes (ZKsync Era Sepolia Testnet), lasting 59m. The incident has been resolved; the full update timeline is below.

Started
Aug 30, 2026, 05:54 PM UTC
Resolved
Aug 30, 2026, 06:54 PM UTC
Duration
59m
Detected by Pingoru
Aug 30, 2026, 05:54 PM UTC

Affected components

ZKsync Era Global Nodes (ZKsync Era Sepolia Testnet)

Update timeline

  1. investigating Aug 30, 2026, 05:54 PM UTC

    We are currently investigating this incident.

  2. resolved Aug 30, 2026, 06:54 PM UTC

    This incident has been resolved.