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Twilio · Apps and SaaSSep 24, 2026, 17:55 UTC

SMS Delivery Receipt Delays from a Subset of Twilio Alphanumeric Sender IDs to Ooredoo Algeria

MinorNot disclosedUpdated 6h ago
Sep 24, 17:55 UTCOngoing
Duration
Ongoing
Impact
Minor
Root cause
Not disclosed
Twilio, 90 days
554 incidents
Affected
SMS, Middle East & AfricaCARRIER NETWORK - SMS, Middle East & Africa
Status page

Final update

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.

Timeline

  1. Identified · Sep 25, 01:15 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.
  2. Identified · Sep 24, 21:15 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.
  3. Identified · Sep 24, 19:15 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.
  4. Identified · Sep 24, 18:09 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.
  5. Investigating · Sep 24, 17:55 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.

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