Vonage Outage History

Vonage experienced a 26.6-hour voice platform incident where forwarded outbound calls from non-Vonage numbers were being rejected due to SIP header issues with their carrier. The problem specifically affected call forwarding functionality for customers using non-Vonage numbers. The engineering team applied initial mitigations and eventually rolled out a permanent fix to all datacenters, fully resolving the service disruption.

Vonage's Messages API experienced delivery issues for 15 minutes, causing messages to get stuck in "Submitted" status or show as "Undelivered." The service was fully restored after engineers resolved the underlying problem affecting the Messages API channel.

Vonage experienced SMS delivery degradation to the Entel PCS network in Chile, causing missing or delayed inbound and outbound messages as well as delivery receipt issues. The company worked with carrier partners to implement a fix after 7.6 hours. The incident was resolved after a monitoring period to ensure the fix was effective.

Vonage experienced SMS delivery degradation to Belgium's Proximus network, causing failures and delays for outbound SMS messages sent to that carrier. The issue lasted 2.7 hours and was resolved after Vonage worked with their carrier partners to implement a fix.

Vonage experienced SMS delivery degradation to Singapore's Singtel network, causing message failures and delays for users sending SMS to that carrier. The service worked with partners to implement a fix and monitored the results before resolving the incident after 1.9 hours.

Vonage experienced SMS delivery degradation specifically affecting messages sent to the Airtel network in Nigeria for 5.9 hours. The issue impacted SMS delivery reliability for users trying to reach Airtel subscribers in that region. Vonage worked with carrier partners to implement a fix and successfully resolved the delivery problems.

Vonage experienced a service disruption affecting the Silent Auth channel for Verify V2 from 08:05 to 08:20 UTC on March 12, 2026. The issue impacted authentication services for approximately 15 minutes before being resolved. All services were fully restored and the incident was officially closed at 09:30 UTC.

Vonage experienced email delivery delays affecting their Verify V2 service's email channel for 11 minutes. Engineers investigated and resolved the issue, which was classified as a minor incident.

Vonage experienced a Voice API traffic interruption in their Virginia Data Center (api-us-3) that affected voice services for customers. The incident lasted approximately 4 minutes, from 15:08 UTC to 15:12 UTC on March 10, 2026. Services were fully restored and the issue was resolved within about 1.1 hours of initial detection.

Vonage experienced SMS delivery degradation specifically affecting messages sent to Telefonica Germany customers for 4.5 hours. The issue impacted SMS delivery reliability to this major German carrier network. Vonage worked with carrier partners to implement a fix and successfully resolved the delivery problems.