Twilio Services
Issues related to Twilio’s Software
    External Connectivity
    Issues found outside of Twilio’s Network
      Zipwhip Gateway
      Issues related to Zipwhip's Services
        Scheduled maintenance
        System Metrics

        SMS Delivery Failures to Mobicom in Mongolia for a Subset of Long Codes

        Incident Report for Twilio

        Monitoring

        We are observing successful SMS delivery sending to Mobicom in Mongolia for a subset of Long Codes. 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 04, 2025 - 19:09 PST

        Update

        We are continuing to experience SMS delivery failures sending to Mobicom in Mongolia for a subset of Long Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.
        Posted Dec 04, 2025 - 03:05 PST

        Update

        We are continuing to experience SMS delivery failures sending to Mobicom in Mongolia for a subset of Long Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
        Posted Dec 03, 2025 - 19:15 PST

        Update

        We are continuing to experience SMS delivery failures sending to Mobicom in Mongolia for a subset of Long Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
        Posted Dec 03, 2025 - 15:23 PST

        Update

        We are continuing to experience SMS delivery failures sending to Mobicom in Mongolia for a subset of Long Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
        Posted Dec 03, 2025 - 13:23 PST

        Investigating

        We are experiencing SMS delivery failures sending to Mobicom in Mongolia for a subset of Long Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
        Posted Dec 03, 2025 - 12:18 PST
        This incident affects: CARRIER NETWORK (SMS, APAC).