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        SMS Delivery Receipts Delay to CTBC Cellular and Surf Telecom networks in Brazil

        Incident Report for Twilio

        Resolved

        We are no longer experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. This incident has been resolved.
        Posted Feb 24, 2024 - 00:48 PST

        Monitoring

        We are observing recovery in SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Feb 23, 2024 - 22:58 PST

        Update

        We are still experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers have been 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 Feb 23, 2024 - 22:03 PST

        Update

        We are still experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers have been working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Feb 23, 2024 - 20:15 PST

        Identified

        We are still experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers have been 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 Feb 23, 2024 - 19:29 PST

        Monitoring

        We are observing recovery in SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Feb 23, 2024 - 17:30 PST

        Update

        We are still experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers have been 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 Feb 23, 2024 - 15:45 PST

        Update

        We continue to experience SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers continue working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Feb 23, 2024 - 13:48 PST

        Investigating

        We are experiencing SMS delivery receipts delay to CTBC Cellular and Surf Telecom networks in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide an update in 1 hour or as soon as more information becomes available.
        Posted Feb 23, 2024 - 12:48 PST
        This incident affected: CARRIER NETWORK (SMS, Latin America).
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