Japan SMS - Delivery degradation affecting Softbank Network
Incident Lifecycle
Incident Timeline
Monitoring
A fix has been implemented and we are monitoring the results.
Apr 8, 2026 at 9:01 AM UTC
Investigating
Please be informed that we are currently observing SMS delivery degradation towards Softbank Network. This impacts only the domestic registration traffic.
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 https://www.vonage.com/support/
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 https://www.vonage.com/support/
Apr 8, 2026 at 7:54 AM UTC
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