Starknet incident

Starknet testnet (Sepolia) – slow block creation alert

Critical Resolved View vendor source →

Starknet experienced a critical incident on February 25, 2026 affecting Starknet Testnet (Sepolia), lasting 3h 15m. The incident has been resolved; the full update timeline is below.

Started
Feb 25, 2026, 12:11 PM UTC
Resolved
Feb 25, 2026, 03:27 PM UTC
Duration
3h 15m
Detected by Pingoru
Feb 25, 2026, 12:11 PM UTC

Affected components

Starknet Testnet (Sepolia)

Update timeline

  1. investigating Feb 25, 2026, 12:11 PM UTC

    Starknet is taking longer than expected to produce a block.

  2. resolved Feb 25, 2026, 03:27 PM UTC

    This incident has been resolved.