Hiro experienced a major incident on June 15, 2026 affecting Stacks Blockchain API and explorer.hiro.so, lasting 1h 43m. The incident has been resolved; the full update timeline is below.
Affected components
Stacks Blockchain APIexplorer.hiro.so
Update timeline
- investigating Jun 15, 2026, 09:57 AM UTC
We are investigating an issue with the Testnet API service that began at Jun 15, 2026, 5:57 AM ET. Data retrieved from this API’s endpoints may be several blocks behind. The Stacks Explorer, wallets, and any services using the API may be impacted. We will share more details as additional information becomes available.
- resolved Jun 15, 2026, 11:41 AM UTC
This incident has been resolved.