Starknet incident

Starknet testnet (Sepolia) – slow block creation alert

Critical Resolved View vendor source →

Starknet experienced a critical incident on April 19, 2026 affecting Starknet Testnet (Sepolia), lasting 1h 49m. The incident has been resolved; the full update timeline is below.

Started
Apr 19, 2026, 03:17 AM UTC
Resolved
Apr 19, 2026, 05:06 AM UTC
Duration
1h 49m
Detected by Pingoru
Apr 19, 2026, 03:17 AM UTC

Affected components

Starknet Testnet (Sepolia)

Update timeline

  1. investigating Apr 19, 2026, 03:17 AM UTC

    Starknet is taking longer than expected to produce a block.

  2. resolved Apr 19, 2026, 05:06 AM UTC

    This incident has been resolved.