Outage in Vonage
Japan SMS - Delivery degradation affecting Softbank Network
Resolved MinorIncident Report
Summary AI Generated
Vonage experienced SMS delivery degradation to Japan's Softbank network, specifically affecting domestic registration traffic. The issue lasted 1.5 hours while Vonage worked with carrier partners to implement a fix. The incident was resolved after monitoring confirmed the fix was successful.
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/
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Latest Updates ( sorted recent to last )
RESOLVED
12 days ago - at 04/08/2026 09:20AM
This incident has been resolved.
MONITORING
12 days ago - at 04/08/2026 09:01AM
A fix has been implemented and we are monitoring the results.
INVESTIGATING
12 days ago - at 04/08/2026 07:54AM
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/
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