SMS Delivery Receipt Delays from Twilio to CTBC Brazil

Final update

The incident has been resolved and SMS delivery receipts from Twilio to CTBC network subscribers in Brazil are operating normally.

1. Resolved · Sep 30, 05:45 UTC
   The incident has been resolved and SMS delivery receipts from Twilio to CTBC network subscribers in Brazil are operating normally.
2. Monitoring · Sep 30, 03:43 UTC
   We have observed a recovery in SMS delivery receipts from Twilio to CTBC 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.
3. Identified · Sep 29, 21:24 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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 24 hours or as soon as more information becomes available.
4. Identified · Sep 29, 05:23 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.
5. Identified · Sep 28, 21:23 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.
6. Identified · Sep 28, 17:22 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.
7. Identified · Sep 28, 15:17 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.
8. Identified · Sep 28, 14:12 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.
9. Investigating · Sep 28, 13:25 UTC
   Twilio customers may be experiencing SMS delivery receipt delays from Twilio to CTBC 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.