Starknet incident
Starknet testnet (Sepolia) – slow block creation alert
Starknet experienced a critical incident on November 25, 2025 affecting Starknet Testnet (Sepolia), lasting 23m. The incident has been resolved; the full update timeline is below.
Affected components
Starknet Testnet (Sepolia)
Update timeline
- investigating Nov 25, 2025, 08:31 AM UTC
Starknet is taking longer than expected to produce a block.
- resolved Nov 25, 2025, 08:54 AM UTC
This incident has been resolved.