Twilio experienced a minor incident on June 10, 2026 affecting SMS, Middle East & Africa, lasting 13h 56m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jun 10, 2026, 07:13 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to MTN network subscribers in Zambia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jun 10, 2026, 07:15 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to MTN network subscribers in Zambia. 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 Jun 10, 2026, 08:15 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to MTN network subscribers in Zambia. 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 Jun 10, 2026, 10:16 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to MTN network subscribers in Zambia. 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 Jun 11, 2026, 02:21 AM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio Phone Numbers to MTN network subscribers in Zambia. 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.
- monitoring Jun 11, 2026, 07:08 AM UTC
We have observed a recovery in SMS delivery from Twilio to MTN network subscribers in Zambia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Jun 11, 2026, 09:09 AM UTC
We have observed a recovery in SMS delivery from Twilio to MTN network subscribers in Zambia and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.