Twilio incident
SMS Delivery Receipt Delays from a Subset of Twilio Alphanumeric Sender IDs to Ooredoo Algeria
Resolved after 23 hours 3 minutes, affecting SMS, Middle East & Africa, on September 24, 2026.
The incident has been resolved and SMS delivery receipts from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria are operating normally.
Affected components
Update timeline
- investigating Sep 24, 2026, 05:55 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Sep 24, 2026, 06:09 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Sep 24, 2026, 07:15 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
- identified Sep 24, 2026, 09:15 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Sep 25, 2026, 01:15 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
- identified Sep 25, 2026, 09:16 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 16 hours or as soon as more information becomes available.
- monitoring Sep 25, 2026, 02:57 PM UTC
We have observed a recovery in SMS delivery receipts from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Sep 25, 2026, 04:58 PM UTC
The incident has been resolved and SMS delivery receipts from a subset of Twilio Alphanumeric Sender IDs to Ooredoo network subscribers in Algeria are operating normally.
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