Twilio incident
SMS Delivery Delays and Failures from Twilio to Unitel Angola
Twilio experienced a minor incident on July 29, 2026 affecting SMS, Middle East & Africa, lasting 6d 8h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 29, 2026, 10:49 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jul 30, 2026, 12:06 AM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 01:11 AM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 03:13 AM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 07:13 AM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 02:13 PM UTC
Twilio customers may be experiencing SMS delivery delays and Failures from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 03:15 PM UTC
Twilio customers may be experiencing SMS delivery delays and Failures from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 05:17 PM UTC
Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Unitel network subscribers in Angola. 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 Jul 30, 2026, 09:23 PM UTC
Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Unitel network subscribers in Angola. 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 Jul 31, 2026, 05:26 AM UTC
Twilio customers may be experiencing SMS delivery delays and failures from Twilio to Unitel network subscribers in Angola. 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.
- identified Jul 31, 2026, 09:26 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
- identified Aug 01, 2026, 09:29 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
- identified Aug 02, 2026, 09:34 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
- identified Aug 03, 2026, 09:35 PM UTC
Twilio customers may be experiencing SMS delivery delays from Twilio to Unitel network subscribers in Angola. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
- monitoring Aug 04, 2026, 11:12 PM UTC
We have observed a recovery in SMS delivery from Twilio to Unitel network subscribers in Angola and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Aug 05, 2026, 01:13 AM UTC
We have observed a recovery in SMS delivery from Twilio to Unitel network subscribers in Angola and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- monitoring Aug 05, 2026, 05:13 AM UTC
We have observed a recovery in SMS delivery from Twilio to Unitel network subscribers in Angola and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
- resolved Aug 05, 2026, 06:51 AM UTC
The incident has been resolved and SMS delivery from Twilio to Unitel network subscribers in Angola is operating normally.