# Fly.io: Emergency network maintenance on a subset of hosts in ORD

> Some machines in ORD were unreachable during emergency network maintenance on a subset of hosts. A small subset of MPG clusters ran with reduced HA. Fly.io reports that the affected hosts are back online and the incident is resolved. It lasted about 14 minutes.

- Provider: [Fly.io](https://outages.cc/fly.md)
- Type: Incident
- State: Resolved
- Worst impact: Degraded performance
- Started: 2026-11-04 05:01 UTC
- Resolved: 2026-11-04 05:15 UTC (lasted 14 min)
- Official update: https://status.flyio.net

## Updates from Fly.io

### resolved, 2026-11-04 05:15 UTC

The affected hosts are back online

### identified, 2026-11-04 05:03 UTC

One of our upstream providers is performing emergency network maintenance on a subset of hosts in ORD. Some machines in ORD may be unreachable during the incident. A small subset of MPG clusters are running with reduced HA due to their replicas being on the affected hosts.