China SMS - Delivery degradation of Pre-Registered brands

Minor Impact Monitoring Ongoing March 31, 2026

Incident Lifecycle

Investigating Monitoring

Incident Timeline

Monitoring
A fix has been implemented and we are monitoring the results.
Mar 31, 2026 at 7:22 PM UTC
Investigating
Please be advised that we are observing SMS delivery degradation for domestic pre-registered brands towards China.

We are working with our carrier partners to resolve the issue and will issue an update as soon as more information becomes available.

If you have any questions, please contact api.support.vonage.com
Mar 31, 2026 at 5:07 PM UTC
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