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 Iran IR-MCI

        Incident Report for Twilio

        Resolved

        We are no longer experiencing delivery failures to Iran IR-MCI. This incident has been resolved.
        Posted Aug 02, 2020 - 02:46 PDT

        Monitoring

        We are observing successful SMS delivery to Iran IR-MCI from last 30 minutes. We will continue to monitor to ensure a full recovery.
        Posted Aug 02, 2020 - 02:22 PDT

        Investigating

        We are experiencing delivery failures when sending SMS to Iran IR-MCI. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.
        Posted Aug 02, 2020 - 01:21 PDT