The following service incident occurred on the Soracom platform:

[Affected Service]
Soracom Air for Cellular IoT SIM cards on plan:

• plan-US-max

[Issue Identified]
Some SIMs from the affected plan were unable to connect to the network on the following carrier:

• AT&T (United States)

[Incident Timeline]
Times are in UTC:

• Start of Incident: 2026-09-02 14:52
• End of Incident: 2026-09-02 15:39

We apologize for any inconvenience this incident may have caused. If you still require assistance, please contact our support team:
https://developers.soracom.io/en/docs/account/support/

Thank you for your understanding and cooperation.