SMS Delivery Delays and Failures To Multiple Telefonica Networks in Latin America and SMS Delivery Delays To Subset of Twilio Shortcodes in Mexico

Incident Report for Twilio

Resolved

We are no longer experiencing SMS Delivery Delays and Failures to multiple Telefonica networks in Peru, Venezuela and Mexico via Subset of Shortcodes and SMS Delivery Delays To Subset of Twilio Shortcodes in Mexico. This incident has been resolved.

Posted Jul 21, 2025 - 20:59 PDT

Monitoring

We are observing recovery in SMS Delivery Delays and Failures to multiple Telefonica networks in Peru, Venezuela and Mexico via Subset of Shortcodes and SMS Delivery Delays To Subset of Twilio Shortcodes in Mexico. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Jul 21, 2025 - 19:10 PDT

Update

We are experiencing SMS Delivery Delays and Failures to multiple Telefonica networks in Peru, Venezuela and Mexico via Subset of Shortcodes and SMS Delivery Delays To Subset of Twilio Shortcodes in Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Jul 21, 2025 - 18:10 PDT

Investigating

We are experiencing SMS delivery delays when sending messages to Telefonica Network via a Subset of Shortcodes and SMS Delivery Delays To Subset of Twilio Shortcodes in Mexico. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Jul 21, 2025 - 17:46 PDT

This incident affected: CARRIER NETWORK (SMS, Latin America).