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        SMS Delivery Delays and Failures from Twilio to VIVACOM Bulgaria

        Incident Report for Twilio

        Monitoring

        We have observed a recovery in SMS delivery from Twilio to VIVACOM network subscribers in Bulgaria and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 13, 2026 - 14:39 PDT

        Update

        Twilio customers may be experiencing SMS delivery delays and failures from Twilio to VIVACOM network subscribers in Bulgaria. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted Oct 13, 2026 - 10:34 PDT

        Update

        Twilio customers may be experiencing SMS delivery delays and failures from Twilio to VIVACOM network subscribers in Bulgaria. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 13, 2026 - 08:34 PDT

        Investigating

        Twilio customers may be experiencing SMS delivery delays and failures from Twilio to VIVACOM network subscribers in Bulgaria. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Oct 13, 2026 - 07:33 PDT
        This incident affects: CARRIER NETWORK (SMS, Europe).