Segment incident

Analytics.js Google Tag Manager issue

Minor Resolved View vendor source →
Started
Feb 06, 2026, 09:58 PM UTC
Resolved
Feb 07, 2026, 07:12 AM UTC
Duration
9h 13m
Detected by Pingoru
Feb 06, 2026, 09:58 PM UTC

Affected components

Analytics.js CDN (US)Analytics.js CDN (EU)

Update timeline

  1. identified Feb 06, 2026, 09:58 PM UTC

    We have identified an issue where Google Tag Manager doesn't initialize correctly from the latest version of Analytics.js. We've identified the cause and have deployed a fix, which will deploy across the CDN over the next few hours.

  2. monitoring Feb 07, 2026, 12:30 AM UTC

    We have reverted the change and confirmed that submitting events to Google Tag Manager is working as expected. We will continue to monitor closely.

  3. resolved Feb 07, 2026, 07:12 AM UTC

    This incident has been resolved.

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