Outage in Vonage

China SMS - Delivery degradation of Pre-Registered brands

Resolved Minor

March 31, 2026 - Started about 7 hours ago - Lasted about 3 hours
Official incident page

Incident Report

Summary AI Generated

Vonage experienced SMS delivery degradation for domestic pre-registered brands sending messages to China, lasting approximately 3 hours. The issue affected SMS delivery performance for brands that had completed pre-registration requirements for the Chinese market. Vonage worked with carrier partners to implement a fix and successfully resolved the delivery problems.

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

Need to monitor Vonage outages?

Monitor all your external dependencies in one place
Get instant alerts when outages are detected
Be the first to know if service is down
Show real-time status on private or public status page
Keep your team informed

Start monitoring for free

Latest Updates ( sorted recent to last )

RESOLVED about 4 hours ago - at 03/31/2026 08:04PM

This incident has been resolved.

MONITORING about 4 hours ago - at 03/31/2026 07:22PM

A fix has been implemented and we are monitoring the results.

INVESTIGATING about 7 hours ago - at 03/31/2026 05:07PM

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

Latest Vonage outages

Italy SMS - Delivery Degradation towards Wind and TIM Networks - about 5 hours ago

Switzerland SMS - Delivery Degradation towards Salt network - about 17 hours ago

Indonesia Voice - Degradation affecting short duration calls - 1 day ago

Service Issue with Email Verification: Verify V2 - 1 day ago

Netherlands SMS - Delivery Degradation towards T-Mobile Netherlands - 5 days ago

The Status Page Aggregator with Early Outage Detection

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6020 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook