Outage in Optus

SMS Delivery Receipts Degradation

Resolved Minor
April 10, 2025 - Started about 1 month ago - Lasted about 2 hours
Official incident page

Need to monitor Optus outages?
Stay on top of outages with IsDown. Monitor the official status pages of all your vendors, SaaS, and tools, including Optus, and never miss an outage again.
Start Free Trial

Outage Details

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: support@modicagroup.com Kind regards, Optus SMS Support Team
Components affected
Optus Australia
Latest Updates ( sorted recent to last )
RESOLVED about 1 month ago - at 04/10/2025 05:57AM

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: support@modicagroup.com

Thanks,
Optus SMS Support Team.

MONITORING about 1 month ago - at 04/10/2025 05:02AM

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: support@modicagroup.com

Kind regards,
Optus SMS Support Team

INVESTIGATING about 1 month ago - at 04/10/2025 04:16AM

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: support@modicagroup.com

Kind regards,
Optus SMS Support Team

Latest Optus outages

sms.optus.com.au Partial Web Outage - about 1 month ago
Optus SMS Web Service Degradation - about 1 month ago
sms.optus.com.au Web Outage - 3 months ago
Campaign Manager csv upload erroring - list does still upload - 3 months ago
Optus delivery issue- Degraded performance - 5 months ago

Stop Juggling Dozens of Status Pages – Monitor Them All in One Place

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 4200 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook