Twilio incident
Voice Call Failures and Post Dial Delay from a Subset of Twilio Mobile Numbers to Movistar Argentina
Twilio experienced a minor incident on August 31, 2026 affecting Voice, Latin America, lasting 4h 34m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 31, 2026, 11:06 PM UTC
Twilio customers may be experiencing voice call failures and post dial delay from Twilio Phone Numbers to Movistar network subscribers in Argentina. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Aug 31, 2026, 11:18 PM UTC
Twilio customers may be experiencing voice call failures and post dial delay from a subset of Twilio Phone Numbers to Movistar network subscribers in Argentina. 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.
- identified Sep 01, 2026, 12:22 AM UTC
Twilio customers may be experiencing voice call failures and post dial delay from Twilio Phone Numbers to Movistar network subscribers in Argentina. 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.
- monitoring Sep 01, 2026, 01:39 AM UTC
We have observed a recovery in voice calls from a subset of Twilio Mobile Numbers to Movistar network subscribers in Argentina and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Sep 01, 2026, 03:41 AM UTC
The incident has been resolved and voice calls from a subset of Twilio Mobile Numbers to Movistar network subscribers in Argentina are operating normally.