Twilio incident
SMS Delivery Delays from Twilio to Chunghwa and FarEasTone Taiwan
Twilio experienced a minor incident on May 31, 2026 affecting SMS, APAC, lasting 6h 17m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 31, 2026, 02:00 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified May 31, 2026, 02:03 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan. 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 May 31, 2026, 03:04 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan. 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 May 31, 2026, 04:08 PM UTC
We have observed a recovery in SMS delivery from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring May 31, 2026, 06:08 PM UTC
We have observed a recovery in SMS delivery from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved May 31, 2026, 08:17 PM UTC
The incident has been resolved and SMS delivery from Twilio to Chunghwa and FarEasTone network subscribers in Taiwan is operating normally.