SendGrid incident: SMS Delivery Delays from a Subset of Twilio Short Codes to Brisanet Brazil

Affected components

• SMS, Latin America

1. resolvedOct 20, 2026, 20:14 UTC

   We have completed our investigation. This event did not cause performance degradation beyond the expected behavior for this Brazilian carrier, which may retry delivery attempts for up to 24 hours before setting a final status. All systems are operating normally.

2. monitoringOct 20, 2026, 15:53 UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

3. monitoringOct 20, 2026, 13:52 UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Brisanet 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.

4. identifiedOct 20, 2026, 04:07 UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.

5. identifiedOct 19, 2026, 20:01 UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet network subscribers 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.

6. identifiedOct 19, 2026, 15:58 UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet 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.

7. identifiedOct 19, 2026, 13:58 UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet 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. identifiedOct 19, 2026, 12:57 UTC

   Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet 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.

9. monitoringOct 19, 2026, 11:06 UTC

   We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.

10. monitoringOct 19, 2026, 07:06 UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

11. monitoringOct 19, 2026, 05:05 UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Brisanet 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.

12. investigatingOct 19, 2026, 01:47 UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

13. investigatingOct 18, 2026, 23:41 UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

14. investigatingOct 18, 2026, 22:41 UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Brisanet network subscribers 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.

What APIStatus.watch saw

• Oct 20, 2026, 12:30 UTCoperational → unknown
• Oct 20, 2026, 12:35 UTCunknown → operational

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