Vonage API incident
China SMS - Delivery degradation of Pre-Registered brands
Vonage API experienced a minor incident on March 31, 2026 affecting SMS APAC, lasting 2h 57m. The incident has been resolved; the full update timeline is below.
Affected components
SMS APAC
Update timeline
- investigating Mar 31, 2026, 05:07 PM UTC
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
- monitoring Mar 31, 2026, 07:22 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Mar 31, 2026, 08:04 PM UTC
This incident has been resolved.