SMS Delivery Receipt Delays from Twilio Phone Numbers to Algar Telecom Brazil

Incident Report for Twilio

Resolved

The incident has been resolved and SMS delivery receipts from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil is operating normally.

Posted Jun 01, 2026 - 05:48 PDT

Monitoring

We have observed a recovery in SMS delivery receipts from Twilio to Algar Telecom network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Jun 01, 2026 - 03:46 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil. 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 16 hours or as soon as more information becomes available.

Posted May 31, 2026 - 15:24 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil. 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 May 31, 2026 - 07:23 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil. 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 May 31, 2026 - 03:23 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Algar Telecom network subscribers in Brazil. 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 May 31, 2026 - 01:23 PDT

Identified

Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Algar Telecom network subscribers in Brazil. 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 May 31, 2026 - 00:23 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil. Our team is actively investigating this 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 May 30, 2026 - 23:56 PDT

Investigating

Twilio customers may be experiencing SMS delivery receipt delays from Twilio Phone Numbers to Algar Telecom network subscribers in Brazil. 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 May 30, 2026 - 22:50 PDT

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