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        [Retro]SMS Delivery Delays and Failures between Twilio and Multiple Networks in United Kingdom

        Incident Report for Twilio

        Resolved

        The incident has been resolved and SMS delivery between Twilio and affected networks in the United Kingdom is operating normally.
        Posted May 28, 2026 - 05:19 PDT

        Monitoring

        Twilio customers may be experiencing SMS delivery delays and failures between a subset of Twilio Phone Numbers and multiple networks in the United Kingdom. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted May 28, 2026 - 05:16 PDT
        This incident affected: CARRIER NETWORK (SMS, Europe).
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