The incident has been resolved and SMS delivery receipts from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States are operating normally.
Our engineers have monitored the issue and confirmed the issue with email deliveries to Microsoft has recovered to normal levels. All services are now operating normally at this time.
Twilio customers may be experiencing MMS delivery failures from a Subset of network subscribers in Australia to Twilio Australia Phone Numbers. Our team is actively investigating this issue. We will provide another update in 16 hours or as soon as more information becomes available.
The incident has been resolved and SMS delivery from a subset of Twilio Long Codes to Vivo and Claro network subscribers in Brazil is operating normally.
We have fully investigated the registration notification issue triggered by our automated alert, and it was determined that there is no noticeable customer impact. All systems are operational.
Intermittent dropped calls were reported on the Twilio personalized support hotline between 2026-08-24 08:10 AM PT and 2026-09-01 10:27 AM PT. The root cause was identified as a bug within Twilio Studio. A patch has been applied, and service has been fully restored.
The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in affected countries in Europe are operating normally.