External connectivity status

External connectivity status history

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USA - AT&T - SMS Delivery Degradation

Incident Report for External Connectivity

Resolved

Previously reported degradation in 10DLC SMS delivery towards AT&T network, USA has been resolved. Traffic is now being delivered in a timely manner. We will continue to monitor the connection with the MNO to ensure no further issues are observed.

Posted Nov 12, 2026 - 05:56 UTC

Update

We are continuing to investigate this issue.

Posted Nov 12, 2026 - 01:36 UTC

Investigating

We are writing to inform you that we are currently observing a general degradation in message delivery toward the following network: AT&T affecting 10DLC delivery.

Currently 10DLC traffic towards this network for SMS may experience delivery delays, intermittent failures or inconsistent delivery time. Please note that SC and TFN traffic remains unaffected.

We are currently investigating the issue and working with MNO to restore normal service as soon as possible. Currently, there is no estimated resolution time

We will provide further updates as more information becomes available.

Should you need any additional information, please contact us at support@infobip.com.

We apologize for any inconvenience this may cause and thank you for your understanding and patience.

Posted Nov 12, 2026 - 01:24 UTC

This incident affected: United States (SMS).