Twilio incident

SMS Delivery Failures from a Subset of Twilio Short Codes to Altan Redes Mexico

Minor Resolved View vendor source →

Twilio experienced a minor incident on July 20, 2026 affecting SMS, Latin America, lasting 1d 16h. The incident has been resolved; the full update timeline is below.

Started
Jul 20, 2026, 04:35 AM UTC
Resolved
Jul 21, 2026, 09:06 PM UTC
Duration
1d 16h
Detected by Pingoru
Jul 20, 2026, 04:35 AM UTC

Affected components

SMS, Latin America

Update timeline

  1. investigating Jul 20, 2026, 04:35 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to Altan Redes network subscribers in Mexico. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

  2. investigating Jul 20, 2026, 05:36 AM UTC

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

  3. investigating Jul 20, 2026, 07:37 AM UTC

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

  4. investigating Jul 20, 2026, 11:37 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes to Altan Redes network subscribers in Mexico. Our team is actively investigating this issue. We will provide another update in 8 hours or as soon as more information becomes available.

  5. monitoring Jul 20, 2026, 02:54 PM UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Altan Redes network subscribers in Mexico and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

  6. monitoring Jul 20, 2026, 04:57 PM UTC

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

  7. monitoring Jul 20, 2026, 08:58 PM UTC

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

  8. monitoring Jul 21, 2026, 05:02 AM UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Altan Redes network subscribers in Mexico and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.

  9. resolved Jul 21, 2026, 09:06 PM UTC

    The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to Altan Redes network subscribers in Mexico is operating normally.