Outage in ThousandEyes

Service degradation impacting API Alert List and Alert Detail endpoints on API v5 and API v6

Resolved Major
December 02, 2025 - Started 6 days ago - Lasted about 3 hours
Official incident page

Incident Report

We have identified an issue with the Alert List and Alert Details API endpoints. Customers may experience 404 errors on the API v5 and v6 versions of these endpoints, which started around December 2, 2025, at 18:00 UTC. We are currently investigating the issue and are working on a fix.
Components affected
ThousandEyes API Availability

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Latest Updates ( sorted recent to last )
RESOLVED 6 days ago - at 12/03/2025 02:35AM

This incident has been resolved.

MONITORING 6 days ago - at 12/02/2025 11:55PM

A fix has been implemented and we are monitoring the results

INVESTIGATING 6 days ago - at 12/02/2025 11:22PM

We have identified an issue with the Alert List and Alert Details API endpoints.
Customers may experience 404 errors on the API v5 and v6 versions of these endpoints, which started around December 2, 2025, at 18:00 UTC.

We are currently investigating the issue and are working on a fix.

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