SMS Delivery Delays from a Subset of Twilio Phone Numbers to Surf Telecom Brazil

Final update

We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to Surf 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.

1. Monitoring · Oct 15, 11:23 UTC
   We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to Surf 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.
2. Identified · Oct 15, 10:39 UTC
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
3. Identified · Oct 15, 08:36 UTC
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
4. Identified · Oct 15, 07:36 UTC
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
5. Identified · Oct 15, 07:31 UTC
   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs and Long Codes to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
6. Identified · Oct 15, 06:12 UTC
   Twilio customers may be experiencing SMS delivery delays from Twilio to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hour or as soon as more information becomes available.
7. Identified · Oct 15, 04:17 UTC
   Twilio customers may be experiencing SMS delivery delays from Twilio to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
8. Identified · Oct 15, 03:09 UTC
   Twilio customers may be experiencing SMS delivery delays from Twilio to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.