3rd Party: Criteo Connection Sync Failures due to the 503 and 504 errors.

Incident Report for Fivetran

Resolved

Description:
We identified an issue affecting the Criteo connector, which resulted in syncs failing with 503 Service Unavailable and 504 Gateway Time-out errors.

Timeline:
This issue began on March 30, 2026 at 08:17 UTC and was resolved on March 30, 2026 at 09:17 UTC.

Cause:
The failures were caused by an outage on the third-party side, as confirmed on their official status page.
https://status.criteo.com/incidents/dj24tx2vf4w3

Resolution:
The issue was resolved after third-party restored their services. Syncs resumed normal operation once the upstream outage was mitigated.

Posted Mar 30, 2026 - 10:15 UTC