SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Tigo Colombia

Incident Report for Twilio

Monitoring

We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to Tigo network subscribers in Colombia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Aug 28, 2026 - 21:19 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Tigo network subscribers in Colombia. 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 8 hours or as soon as more information becomes available.

Posted Aug 28, 2026 - 20:55 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Tigo network subscribers in Colombia. 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 4 hours or as soon as more information becomes available.

Posted Aug 28, 2026 - 16:55 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Tigo network subscribers in Colombia. 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 2 hours or as soon as more information becomes available.

Posted Aug 28, 2026 - 14:50 PDT

Identified

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Tigo network subscribers in Colombia. 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 28, 2026 - 13:49 PDT

Investigating

Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Tigo network subscribers in Colombia. 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 28, 2026 - 13:40 PDT

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