Telesign system status

Telesign system status history

This page offers API uptime information for Telesign services, in addition to incident history reports and service issues alerts.

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Quality degradation - United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670)

Incident Report for Telesign System

Investigating

Issue: US Operator - ATT Mobility (310/016;030;150;170;280;380;410;670) -10 DLC only Quality degradation

Date: 08/17/26
Start Time: 5:12 PM PST
End Time: Ongoing

Summary:

We currently experience quality degradation toward United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670) -10 DLC only.
SMS messages towards these operator(s) may face delays or difficulties in delivery.

Telesign is engaged with carrier partners for updates on resolution. We'd like to apologize for any inconvenience and appreciate your patience during this service interruption.

If you have any questions, please contact support@telesign.com.

Posted Sep 17, 2026 - 17:48 PDT

This incident affects: SMS/SMS Verify - NA & LATAM (United States).