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        Expiration of Let's Encrypt's DST Root CA X3 Certificate Causing Connectivity Issues Between Twilio and Applications That Were Dependant on Let's Encrypt's Services

        Incident Report for Twilio

        Resolved

        We have fully investigated the issue and it was determined that the issue was being caused due to the expiration of Let's Encrypt's DST Root CA X3 certificate. Customers will observe Error 11200 in the Twilio Console Debugger if they are impacted by this issue. Here is a link to the official documentation posted by Let's Encrypt: https://letsencrypt.org/docs/dst-root-ca-x3-expiration-september-2021
        Posted Sep 29, 2021 - 19:29 PDT

        Investigating

        We've become aware of a potential issue with Voice calls. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
        Posted Sep 29, 2021 - 18:49 PDT
        This incident affected: DEVELOPER TOOLS (Console, REST API) and TWILIO PLATFORM (Other).