Fly.io Status · History · Incident #4163

RESOLVED

IPv6 outage for some machines in ORD

Major · Started May 31, 2026 · 6:34 AM

Duration

4h 17m
Severity

Major
Detection lead

—
User reports

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Summary

IPv6 outage for some machines in ORD

This incident has been resolved.

Started

May 31, 2026 · 6:34 AM
Resolved

May 31, 2026 · 10:52 AM
Duration

4h 17m
Severity

Major

Event timeline

How this incident unfolded

◐

Investigating
May 31 · 6:34 AM Fly.io

We're working with our upstream providers to investigate an IPv6 networking failure in ORD.
◉

Monitoring
May 31 · 7:03 AM Fly.io

A fix has been implemented and we are monitoring the results.
✓

Resolved
May 31 · 10:52 AM Fly.io

This incident has been resolved.

Pattern

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