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

Affected components: CARRIER NETWORK - SMS, Latin AmericaSMS, Latin America

Timeline of updates

1. investigating2026-10-15 15:24 UTC

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

2. investigating2026-10-15 16:29 UTC

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

3. investigating2026-10-15 18:34 UTC

   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Brisanet 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 4 hours or as soon as more information becomes available.

4. investigating2026-10-15 22:35 UTC

   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Brisanet 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 8 hours or as soon as more information becomes available.

5. identified2026-10-16 03:17 UTC

   Twilio customers may be experiencing SMS delivery receipt 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. 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.

6. monitoring2026-10-16 03:54 UTC

   We have observed a recovery in SMS delivery receipts 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.

7. monitoring2026-10-16 06:03 UTC

   We have observed a recovery in SMS delivery receipts 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.

8. monitoring2026-10-16 08:04 UTC

   We have observed a recovery in SMS delivery receipts 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.

9. resolved2026-10-16 09:53 UTC

   The incident has been resolved and SMS delivery receipts from a subset of Twilio Short Codes to Brisanet network subscribers in Brazil are operating normally.

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). SendGrid profile · Recent SendGrid incidents · Markdown · JSON