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        SMPP Connection Failure Affecting Registered Sender ID Messages to China Over Multiple Networks

        Incident Report for Twilio

        Resolved

        Connection failures for registered Sender ID messages to China have been resolved and the service is operating normally at this time. This incident is now closed.
        Posted May 09, 2021 - 14:12 PDT

        Monitoring

        We are observing recovery of connections to our partners when sending SMS with registered Sender ID to China over multiple networks. We will continue to monitor the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted May 09, 2021 - 12:13 PDT

        Update

        We are still experiencing connection failures to our partners when sending SMS with registered Sender ID to China over multiple networks. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
        Posted May 09, 2021 - 04:14 PDT

        Update

        We are still experiencing connection failures to our partners when sending SMS with registered Sender ID to China over multiple networks. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
        Posted May 09, 2021 - 00:17 PDT

        Update

        We are still experiencing connection failures for registered Sender ID messages to China over multiple networks. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
        Posted May 08, 2021 - 22:20 PDT

        Investigating

        We are experiencing connection failures for registered Sender ID messages to China over multiple networks. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
        Posted May 08, 2021 - 21:20 PDT
        This incident affected: CARRIER NETWORK (SMS, APAC).