Hiro experienced a major incident on November 22, 2025 affecting Stacks Blockchain API and explorer.hiro.so, lasting 11m. The incident has been resolved; the full update timeline is below.
Affected components
Stacks Blockchain APIexplorer.hiro.so
Update timeline
- investigating Nov 22, 2025, 08:07 AM UTC
We are investigating an issue with the Mainnet API service that began at Nov 22, 2025, 3:07 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 Nov 22, 2025, 08:18 AM UTC
This incident has been resolved.