Vonage API Outage History

The Vonage Voice API experienced issues where forwarded outbound call legs from non-Vonage numbers were being rejected by carriers due to SIP header problems. The Voice API component was affected during this 5-minute incident. The team identified the root cause and worked to address the SIP header issues causing the call rejections.

The Vonage Messages API experienced delivery issues for 13 minutes, causing messages to get stuck in "Submitted" status or show as "Undelivered." Engineers quickly identified and resolved the problem, fully restoring all services.

Vonage API experienced SMS delivery degradation to the Entel PCS network in Chile, causing missing or delayed inbound/outbound messages and delivery receipts. The issue affected SMS services in Latin America for 7.6 hours while Vonage worked with carrier partners to resolve the problem. A fix was implemented and monitored before the incident was fully resolved.

Vonage API experienced SMS delivery degradation to Belgium's Proximus network, causing failures and delays for outbound SMS messages sent to that carrier. The issue affected the SMS Europe service component and lasted 2.7 hours. Vonage worked with carrier partners to implement a fix and successfully resolved the incident.

Vonage API experienced SMS delivery degradation to Singapore's Singtel network, causing message failures and delays for users sending SMS to that carrier. The issue affected the SMS APAC service component and lasted 1.9 hours before being resolved through collaboration with network partners.

Vonage API experienced SMS delivery degradation specifically affecting the Airtel network in Nigeria, impacting the SMS Middle East & Africa service component. The company worked with carrier partners to implement a fix after 5.9 hours, resolving the delivery issues to the affected network.

The Vonage API experienced issues with the Silent Auth channel for Verify V2 services from 08:05 to 08:20 UTC on March 12, 2026. The problem was resolved within 50 minutes, with all services restored by 09:30 UTC.

Vonage API experienced email delivery delays in their Verify V2 service, impacting users' ability to receive verification emails through that channel. The incident lasted 9 minutes and was classified as minor. Engineers resolved the issue quickly without requiring extended troubleshooting.

Vonage API experienced voice traffic issues affecting multiple components including Voice API, SIP services, WebRTC, and TTS functionality. The incident impacted the Virginia Data Center (api-us-3) from 15:08 to 15:12 UTC on March 10, 2026. All Vonage services were fully restored after approximately 1.1 hours of disruption.

Vonage API experienced SMS delivery degradation specifically affecting messages sent to Telefonica Germany customers, impacting the SMS Europe service component. The incident lasted 4.6 hours while Vonage worked with carrier partners to resolve the delivery issues. A fix was implemented and monitored before the incident was fully resolved.