Vietnam SMS - Planned Maintenance affecting SMS for Viettel

Scheduled Maintenance Report for Vonage API Status

Completed

The scheduled maintenance has been completed.

Posted Jun 19, 2026 - 21:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted Jun 19, 2026 - 17:00 UTC

Scheduled

On 19 June 2026 between 17:00 and 21:00 UTC, Viettel will perform a planned maintenance on their SMS platform.

During the maintenance period, there may be difficulties delivering brand name messages to Vietnam Viettel subscribers.

If you have any questions, please contact api.support.vonage.com

Posted Jun 17, 2026 - 02:34 UTC

This scheduled maintenance affected: Global Connectivity (SMS APAC).