Vonage API incident

China SMS - Delivery degradation of Pre-Registered brands

Minor Resolved View vendor source →

Vonage API experienced a minor incident on March 19, 2026 affecting SMS APAC, lasting 8h 51m. The incident has been resolved; the full update timeline is below.

Started
Mar 19, 2026, 04:49 PM UTC
Resolved
Mar 20, 2026, 01:40 AM UTC
Duration
8h 51m
Detected by Pingoru
Mar 19, 2026, 04:49 PM UTC

Affected components

SMS APAC

Update timeline

  1. investigating Mar 19, 2026, 04:49 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. Please contact [email protected] if you have any questions

  2. monitoring Mar 20, 2026, 01:11 AM UTC

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

  3. resolved Mar 20, 2026, 01:40 AM UTC

    This incident has been resolved.