# Delivery Issue US - AT&T

- Provider: [Sinch](https://down.guide/sinch)
- Level: confirmed
- Impact: Degraded
- lasted 12h 20m
- started 2026-04-30 17:18 UTC
- SMS - US - 10DLC
- us
- id: DWN-5ae361526c
- Official page: https://stspg.io/c4mhh71zdb7f

## Updates from Sinch
### 2026-04-30 17:18 UTC: investigating
We are currently observing delivery issues in US - AT&T
Incident Start Time: 2026-04-29 19:35 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.

### 2026-04-30 18:48 UTC: investigating
We are continuing to investigate this issue.

### 2026-04-30 21:41 UTC: investigating
We are continuing to investigate this issue.

### 2026-05-01 05:38 UTC: resolved
This incident has been resolved.
Incident Start Time: 2026-04-29 19:35 UTC
Incident End Time: 2026-05-01 01:30 UTC

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