System Status

This page offers API uptime information for TeleSign services, in addition to incident history reports and service issues alerts.
Operator Service Alert - Planned Maintenance - AT&T - 11/11/2021
Incident Report for TeleSign System Status
We have received notification that US Operator AT&T has completed the maintenance, and can confirm that all services are back to normal.
Posted Nov 11, 2021 - 21:25 PST
Issue: US Operator - AT&T Maintenance

Date: 11/11/2021
Start Time: 07:44 PM PST
End Time: 08:10 PM PST

We have received notification that US Operator AT&T will be performing planned maintenance on the date and time specified above. During this time period, customers with Dedicated Short Codes that send SMS messages to AT&T users may experience a temporary delay in message delivery, so we kindly ask that you plan accordingly. Other US operators will not be affected by this AT&T operator maintenance.

On behalf of the operator, we apologize for any inconvenience and appreciate your patience during this service window.

If you have any questions, please contact us at

Kind Regards,
TeleSign Support
Posted Nov 11, 2021 - 20:27 PST
This incident affected: Operator Alerts.