Twilio incident

SMS Delivery Delays From a Subset of Twilio Phone Numbers to Movistar Mexico

Minor Resolved View vendor source →

Twilio experienced a minor incident on May 29, 2026 affecting SMS, Latin America, lasting 4h 21m. The incident has been resolved; the full update timeline is below.

Started
May 29, 2026, 09:10 PM UTC
Resolved
May 30, 2026, 01:32 AM UTC
Duration
4h 21m
Detected by Pingoru
May 29, 2026, 09:10 PM UTC

Affected components

SMS, Latin America

Update timeline

  1. investigating May 29, 2026, 09:10 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Movistar 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. identified May 29, 2026, 10:04 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Movistar network subscribers in Mexico. 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.

  3. monitoring May 29, 2026, 10:52 PM UTC

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

  4. monitoring May 30, 2026, 12:57 AM UTC

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

  5. resolved May 30, 2026, 01:32 AM UTC

    The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to Movistar network subscribers in Mexico is operating normally.