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        Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in United Kingdom

        Incident Report for Twilio

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
        Posted May 05, 2026 - 03:42 PDT

        Update

        Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted May 04, 2026 - 19:41 PDT

        Update

        Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers . Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted May 04, 2026 - 15:38 PDT

        Update

        Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers . 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 May 04, 2026 - 13:30 PDT

        Identified

        Twilio customers may be experiencing voice call audio quality degradation from Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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 May 04, 2026 - 12:23 PDT

        Update

        We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.
        Posted May 04, 2026 - 06:52 PDT

        Update

        We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
        Posted May 03, 2026 - 22:52 PDT

        Update

        We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted May 03, 2026 - 18:46 PDT

        Monitoring

        We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted May 03, 2026 - 16:45 PDT

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
        Posted May 03, 2026 - 03:35 PDT

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
        Posted May 02, 2026 - 19:28 PDT

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted May 02, 2026 - 15:27 PDT

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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 May 02, 2026 - 13:27 PDT

        Identified

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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 May 02, 2026 - 12:26 PDT

        Monitoring

        We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted May 02, 2026 - 12:06 PDT

        Update

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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 May 02, 2026 - 12:06 PDT

        Identified

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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 May 02, 2026 - 11:01 PDT

        Investigating

        Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on 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 02, 2026 - 11:00 PDT
        This incident affects: CARRIER NETWORK (Voice, Europe).