Twilio Services
Issues related to Twilio’s Software
    External Connectivity
    Issues found outside of Twilio’s Network
      Zipwhip Gateway
      Issues related to Zipwhip's Services
        Scheduled maintenance
        System Metrics

        Delivery degradation on messages to Tattelecom & Mir Telecom networks in Russian Federation

        Incident Report for Twilio

        Resolved

        We are no longer experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. This incident has been resolved.
        Posted Jan 12, 2026 - 14:05 PST

        Monitoring

        We are observing successful SMS delivery when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. We will continue to monitor to ensure full service recovery. We expect to provide another update in 4 hours or as soon as more information becomes available.
        Posted Jan 12, 2026 - 11:55 PST

        Update

        We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted Jan 12, 2026 - 11:50 PST

        Update

        We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.
        Posted Jan 12, 2026 - 09:50 PST

        Update

        We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Jan 12, 2026 - 09:08 PST

        Update

        We are continuing to inWe are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.vestigate this issue.
        Posted Jan 12, 2026 - 08:52 PST

        Update

        We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Jan 12, 2026 - 08:50 PST

        Update

        We are continuing to investigate this issue.
        Posted Jan 12, 2026 - 08:50 PST

        Investigating

        We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Jan 12, 2026 - 08:26 PST
        This incident affected: CARRIER NETWORK (SMS, Europe).