Outage in Telesign

Operator Alert - Vietnam (VN) - Viettel Mobile (452/04) - 10/22/25

Resolved Minor
October 22, 2025 - Started about 5 hours ago - Lasted about 5 hours
Official incident page

Incident Report

Start Time11:29 AM PDT - 10/22/25 End Time: Ongoing We received notification that Viettel Mobile (452/04) 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 01076316

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Latest Updates ( sorted recent to last )
RESOLVED 38 minutes ago - at 10/22/2025 11:16PM

Start Time: 11:29 AM PDT - 10/22/25
End Time: 02:45 PM PDT - 10/22/25

We received notification that the network issues previously reported by Viettel Mobile (452/04) from Vietnam (VN) have been resolved. Viettel Mobile (452/04) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly.

SF 01076316

INVESTIGATING about 5 hours ago - at 10/22/2025 06:33PM

Start Time11:29 AM PDT - 10/22/25
End Time: Ongoing

We received notification that Viettel Mobile (452/04) 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 01076316

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