Vonage API incident
Taiwan SMS - Pre-Registered brands delivery degradation towards all networks
Resolved after 1 hour 57 minutes, affecting SMS APAC, on September 16, 2026.
Please note that message delivery was not impacted. Only missing delivery reports. A fix has been implemented and we are monitoring the results.
Affected components
Update timeline
- investigating Sep 16, 2026, 08:10 PM UTC
We are currently observing SMS delivery degradation for domestic pre-registered traffic towards the Taiwan Mobile network. We are working with our carrier partner 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 Sep 16, 2026, 09:05 PM UTC
Please note that message delivery was not impacted. Only missing delivery reports. A fix has been implemented and we are monitoring the results.
- resolved Sep 16, 2026, 10:07 PM UTC
This incident has been resolved.
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