Twilio incident
SMS Delivery Failures from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello Cambodia
Resolved after 1 day, affecting SMS, APAC, on September 15, 2026.
The incident has been resolved and SMS delivery from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia is operating normally.
Affected components
Update timeline
- investigating Sep 15, 2026, 05:08 PM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric and Long Codes to Smart Axiata/Hello network subscribers in Cambodia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Sep 15, 2026, 05:12 PM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia. 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 15, 2026, 06:14 PM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia. 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.
- identified Sep 15, 2026, 08:14 PM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Long Codes to Smart Axiata/Hello network subscribers in Cambodia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 16, 2026, 12:21 AM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
- identified Sep 16, 2026, 08:24 AM UTC
Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
- monitoring Sep 16, 2026, 03:07 PM UTC
We have observed a recovery in SMS delivery from Twilio Long Codes to Smart Axiata/Hello network subscribers in Cambodia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Sep 16, 2026, 05:10 PM UTC
The incident has been resolved and SMS delivery from Twilio Alphanumeric Sender IDs and Long Codes to Smart Axiata/Hello network subscribers in Cambodia is operating normally.
Your product runs on more than Twilio
Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.
Amazon Web Services