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        SMS Delivery Failures from Local Brazil Long Codes to Numbers in Brazil

        Incident Report for Twilio

        Resolved

        The incident causing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil has been resolved, except for a small number of customers. We are closing this incident and will reach out to these customers individually for further follow-ups.
        Posted Dec 16, 2020 - 10:26 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
        Posted Dec 15, 2020 - 18:30 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
        Posted Dec 15, 2020 - 02:39 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. 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 Dec 14, 2020 - 22:36 PST

        Update

        We are observing recovery over all networks except Vivo. We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are 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 Dec 14, 2020 - 20:10 PST

        Update

        After further monitoring, our engineers have determined that the issue is happening with multiple carriers. Our engineers are continuing to work with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 14, 2020 - 18:49 PST

        Investigating

        After further monitoring, our engineers have determined this issue is still ongoing and the improvement was temporary. We are still experiencing SMS delivery failures from local Brazil long codes to Oi and Brazil Telecom numbers in Brazil. Our engineers are continuing to work with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 14, 2020 - 09:54 PST

        Monitoring

        We are now seeing recovery for SMS delivery failures from Local Brazil Long Codes to Oi and Brazil Telecom numbers in Brazil. Our engineers are continuing to investigate the issue. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
        Posted Dec 14, 2020 - 08:03 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Oi and Brazil Telecom numbers in Brazil. Our engineers are continuing to work with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 13, 2020 - 14:40 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Oi and Brazil Telecom numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 12, 2020 - 14:44 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. We have partial recovery and our engineers are working with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 11, 2020 - 17:00 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
        Posted Dec 10, 2020 - 14:49 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
        Posted Dec 09, 2020 - 22:54 PST

        Update

        We are observing recovery over all networks except Vivo. We are still experiencing SMS delivery failures from Local Brazil Long Codes to Vivo numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
        Posted Dec 09, 2020 - 13:54 PST

        Update

        We are still experiencing SMS delivery failures from Local Brazil Long Codes to numbers in Brazil. 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 Dec 09, 2020 - 09:57 PST

        Update

        We are experiencing SMS delivery failures from Local Brazil Long Codes to numbers in Brazil. Our engineers are 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 Dec 09, 2020 - 08:00 PST

        Update

        We are experiencing SMS delivery failures from Local Brazil Long Codes to numbers in Brazil. Our engineers are working with our carrier partner to resolve the issue. We expect to provide an update in 1 hour or as soon as more information becomes available.
        Posted Dec 09, 2020 - 07:02 PST

        Investigating

        Our monitoring systems have detected a potential issue with SMS Delivery failures. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
        Posted Dec 09, 2020 - 06:55 PST
        This incident affected: CARRIER NETWORK (SMS, Latin America).