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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Operator Alert - Vietnam (VN) - Mobifone (452/01)

Incident Report for Telesign System

Investigating

Start Time: 11:37 AM PST - 09/18/25
End Time: Ongoing

We received notification that Mobifone (452/01) from Vietnam (VN) is currently experiencing network issues, and this may cause a delay in the delivery of SMS messages. We will inform you once the operator has come to a resolution.

SF 01059958

Posted Sep 18, 2025 - 11:41 PDT

This incident affects: SMS/SMS Verify - APAC (APAC - All countries, Vietnam).