Optus SMS experienced a minor incident on April 10, 2025 affecting Australia, lasting 1h 40m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 10, 2025, 04:16 AM UTC
Hi Team, We are currently investigating an issue with low delivery receipt (DLR) return rates. Message submissions are proceeding as expected, but a lower percentage of DLRs are being returned than usual. We are working with Optus support and will provide updates as we learn more. If you're experiencing issues or have questions, please contact us at: [email protected] Kind regards, Optus SMS Support Team
- monitoring Apr 10, 2025, 05:02 AM UTC
Hi Team, Delivery receipt (DLR) return rates have returned to normal levels. Delivery receipts are now functioning as expected. We are continuing to monitor the service to ensure stability. If you have any questions or are still experiencing issues, please contact us at: [email protected] Kind regards, Optus SMS Support Team
- resolved Apr 10, 2025, 05:57 AM UTC
Hi Team, DLR return rates have remained stable, and we are now moving this incident to resolved. If you have any further questions or are still experiencing issues, please don’t hesitate to contact us at: [email protected] Thanks, Optus SMS Support Team.