SMS Delivery Delays between a Subset of Twilio Phone Numbers and Multiple Networks in Brazil

Final update

The incident has been resolved and SMS delivery between a subset of Twilio Phone Numbers and network subscribers on affected networks in Brazil is operating normally.

1. Resolved · Oct 23, 18:56 UTC
   The incident has been resolved and SMS delivery between a subset of Twilio Phone Numbers and network subscribers on affected networks in Brazil is operating normally.
2. Monitoring · Oct 23, 16:08 UTC
   We have observed a recovery in SMS delivery between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
3. Monitoring · Oct 23, 14:07 UTC
   We have observed a recovery in SMS delivery between a subset of Twilio Brazil Phone Numbers and network subscribers on multiple networks in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
4. Identified · Oct 23, 10:58 UTC
   Twilio customers may be experiencing SMS delivery delays and failures between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
5. Identified · Oct 23, 06:57 UTC
   Twilio customers may be experiencing SMS delivery delays and failures between a subset of Twilio Phone Numbers and network subscribers on multiple networks 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.
6. Identified · Oct 23, 04:56 UTC
   Twilio customers may be experiencing SMS delivery delays between a subset of Twilio Phone Numbers and network subscribers on multiple networks 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.
7. Identified · Oct 23, 03:51 UTC
   Twilio customers may be experiencing SMS delivery delays between Twilio Phone Numbers and network subscribers on multiple networks 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.
8. Investigating · Oct 23, 03:37 UTC
   Twilio customers may be experiencing SMS delivery delays and failures between a subset of Twilio Brazil Phone Numbers and network subscribers on multiple networks in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.