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        SMS Delivery Receipt Delays From a Subset of Twilio Long Codes to Multiple Networks in Mexico

        Incident Report for Twilio

        Resolved

        The incident has been resolved and SMS delivery receipts from a subset of Twilio Long Codes to affected networks in Mexico are operating normally.
        Posted Aug 25, 2026 - 11:08 PDT

        Update

        We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to network subscribers on multiple networks in Mexico and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted Aug 25, 2026 - 11:02 PDT

        Monitoring

        We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to multiple networks in Mexico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Aug 25, 2026 - 08:59 PDT

        Identified

        Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to multiple networks in Mexico. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Aug 25, 2026 - 08:59 PDT

        Investigating

        Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to Multiple Networks in Mexico. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Aug 25, 2026 - 08:57 PDT
        This incident affected: CARRIER NETWORK (SMS, Latin America).