Thread incident

Cloudflare outage

Major Resolved View vendor source →

Thread experienced a major incident on December 19, 2025 affecting Thread Inbox, Messenger, & Admin and Thread Message Processing, lasting 5h 34m. The incident has been resolved; the full update timeline is below.

Started
Dec 19, 2025, 03:44 PM UTC
Resolved
Dec 19, 2025, 09:18 PM UTC
Duration
5h 34m
Detected by Pingoru
Dec 19, 2025, 03:44 PM UTC

Affected components

Thread Inbox, Messenger, & AdminThread Message Processing

Update timeline

  1. monitoring Dec 19, 2025, 03:44 PM UTC

    Thread is currently experiencing intermittent delays in message delivery. This behavior aligns with an ongoing issue affecting one of our infrastructure providers (Cloudflare), which Thread utilizes for network edge and traffic routing.

  2. resolved Dec 19, 2025, 09:18 PM UTC

    This incident has been resolved.