External MMS Maintenance - US - AT&T

Scheduled Maintenance Report for Sinch

Completed

The scheduled maintenance has been completed.
Posted Aug 25, 2026 - 05:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Aug 25, 2026 - 04:00 UTC

Scheduled

US - AT&T has scheduled a maintenance.
Impact: Intermittent MMS MT/MO delays.

Maintenance start time: 2026-08-25 04:00 UTC
Maintenance end time: 2026-08-25 05:00 UTC
Posted Aug 19, 2026 - 16:03 UTC
This scheduled maintenance affected: External Connectivity (MMS - US - 10DLC).