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        SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to Viva Dominican Republic

        Incident Report for Twilio

        Update

        Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Alphanumeric Sender IDs to Viva network subscribers in the Dominican Republic. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Aug 21, 2026 - 13:42 PDT

        Identified

        Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Alphanumeric Sender IDs to Viva network subscribers in the Dominican Republic. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Aug 21, 2026 - 12:41 PDT

        Investigating

        Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Alphanumeric Sender IDs to Viva network subscribers in the Dominican Republic. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Aug 21, 2026 - 12:39 PDT
        This incident affects: CARRIER NETWORK (SMS, Latin America).