Hiro incident

Mainnet Stacks Blockchain API Outage

Critical Resolved View vendor source →

Hiro experienced a critical incident on February 28, 2026 affecting Stacks Blockchain API and explorer.hiro.so, lasting 24m. The incident has been resolved; the full update timeline is below.

Started
Feb 28, 2026, 09:38 PM UTC
Resolved
Feb 28, 2026, 10:03 PM UTC
Duration
24m
Detected by Pingoru
Feb 28, 2026, 09:38 PM UTC

Affected components

Stacks Blockchain APIexplorer.hiro.so

Update timeline

  1. investigating Feb 28, 2026, 09:38 PM UTC

    We are investigating an issue with the Mainnet API service that began at Feb 28, 2026, 4:38 PM 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.

  2. identified Feb 28, 2026, 09:50 PM UTC

    The issue has been identified and a fix is being implemented.

  3. resolved Feb 28, 2026, 10:03 PM UTC

    This incident has been resolved.