Sinch: Delivery Issue United States - AT&T
Affected components: External Connectivity - SMS - US - 10DLCSMS - US - 10DLC
Timeline of updates
- investigating
We are currently observing delivery issues in United States - AT&T
Incident Start Time: 2026-10-27 03:14 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com. - resolved
This incident has been resolved.
Incident Start Time: 2026-10-27 03:14 UTC
Incident End Time: 2026-10-27 04:11 UTC
Changes Rewindex caught on this incident
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert.
How the archive is checked, and what it cannot prove.
Rewindex captured this after the last checkpoint; the next run () commits it.
Impact, status and times are the vendor’s own, as last archived. View on status.sinch.com (opens in new tab).