Use cases
Software Products E-commerce MSPs Schools Development & Marketing DevOps Agencies Help Desk
Company
Internet Status Blog Pricing Log in Get started free

Vonage API Outage History

Every past Vonage API outage tracked by IsDown, with detection times, duration, and resolution details.

There were 193 Vonage API outages since December 2025. The 193 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor May 28, 2026

May 2026: United Kingdom SMS - Degradation affecting Lycamobile

Detected May 28, 2026 11:07 AM UTC · Resolved May 28, 2026 2:16 PM UTC · Duration about 3 hours

Vonage API experienced degraded SMS message delivery to Lycamobile customers in the United Kingdom, affecting the SMS Europe service component. The carrier investigated and identified the root cause of the delivery issues. The incident was resolved after 3.2 hours with a fix implemented and monitoring confirmed successful restoration of service.

Minor May 27, 2026

May 2026: USA MMS - Delivery degradation affecting MMS messages sent towards Verizon network

Detected May 27, 2026 5:22 PM UTC · Resolved May 29, 2026 12:20 AM UTC · Duration 1 day

Vonage API experienced MMS delivery degradation specifically affecting messages sent to the Verizon network in North America due to a carrier-side issue. The incident lasted 31 hours while the carrier investigated and resolved the root cause. A fix was implemented and monitored before the service was fully restored.

Minor May 27, 2026

May 2026: Brazil SMS - Delivery degradation affecting Claro Brazil

Detected May 27, 2026 10:08 AM UTC · Resolved May 27, 2026 1:01 PM UTC · Duration about 3 hours

Vonage API experienced SMS delivery degradation specifically affecting Claro Brazil customers for 2.9 hours. The issue impacted the SMS Latin America service component, causing reduced message delivery rates to users on the Claro Brazil network. The incident was resolved after Vonage worked with carrier partners to implement a fix and monitor the results.

Minor May 24, 2026

May 2026: France SMS - Delivery degradation towards Free

Detected May 24, 2026 7:18 AM UTC · Resolved May 24, 2026 4:42 PM UTC · Duration about 9 hours

Vonage API experienced SMS delivery degradation specifically affecting messages sent to the FreeMobile network in France, impacting the SMS Europe service component. The company worked with carrier partners to implement a fix after 9.4 hours, with the incident fully resolved following a monitoring period.

Minor May 23, 2026

May 2026: Poland SMS - Degradation for Inbound SMS towards Long Virtual Numbers

Detected May 23, 2026 3:06 PM UTC · Resolved May 23, 2026 11:58 PM UTC · Duration about 9 hours

Vonage API experienced degraded inbound SMS delivery to a subset of Poland Long Virtual Numbers, causing failures and delays for affected services. The issue impacted SMS Europe components and lasted 8.9 hours before being resolved. A fix was implemented and monitored before the incident was fully resolved.

Minor May 23, 2026

May 2026: France SMS - Degradation for Inbound SMS towards France Long Virtual Numbers

Detected May 23, 2026 2:41 PM UTC · Resolved May 23, 2026 3:01 PM UTC · Duration 20 minutes

Vonage API experienced degraded inbound SMS delivery to a subset of France Long Virtual Numbers, causing failures and delays for messages sent to affected numbers. The issue impacted SMS Europe services for 20 minutes. The incident was resolved after working with partners to address the delivery problems.

Minor May 22, 2026

May 2026: Voice API issue in the US Region

Detected May 22, 2026 6:10 PM UTC · Resolved May 22, 2026 8:46 PM UTC · Duration about 3 hours

The Vonage Voice API experienced issues in the US region for 2.6 hours, causing voice traffic requests to time out for customers. The service was fully restored after the team worked to resolve the underlying problems affecting voice call functionality.

Minor May 22, 2026

May 2026: USA MMS - Delivery degradation towards T-Mobile

Detected May 22, 2026 5:33 PM UTC · Resolved May 22, 2026 10:43 PM UTC · Duration about 5 hours

Vonage API experienced degraded MMS delivery to T-Mobile network users in North America for 5.2 hours. The issue affected the MMS North America component, causing delivery problems for messages sent to T-Mobile recipients. Vonage worked with carrier partners to implement a fix and successfully resolved the incident.

Minor May 21, 2026

May 2026: France Silent Authentication - Service degradation affecting the Orange network

Detected May 21, 2026 9:26 PM UTC · Resolved May 23, 2026 11:26 PM UTC · Duration 2 days

Vonage API's Silent Authentication service experienced degradation affecting the Orange network in France for 50 hours. The issue impacted the Verify SilentAuth Europe component, preventing proper authentication functionality for users on the Orange carrier network. The incident was resolved after Vonage worked with carrier partners to implement a fix.

Minor May 21, 2026

May 2026: Myanmar SMS - Delivery Degradation towards Ooredoo Network

Detected May 21, 2026 3:20 PM UTC · Resolved May 21, 2026 8:20 PM UTC · Duration about 5 hours

Vonage API experienced SMS delivery degradation specifically affecting messages sent to the Ooredoo network in Myanmar. The issue impacted the SMS Middle East & Africa component and lasted approximately 5 hours. Vonage worked with carrier partners to implement a fix and successfully resolved the delivery problems.