Optus SMS Outage History

There were 3 Optus SMS outages since February 9, 2026 totaling 119h 13m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.sms.optus.com.au

Notice March 27, 2026

Delayed delivery - SMS Messages

Detected by Pingoru: Mar 27, 2026, 12:13 AM UTC
Resolved: Mar 27, 2026, 01:13 AM UTC
Duration: 1h

Affected: Campaign ManagerAustraliaMobile StudioRest of the WorldMobile Gateway (API)Two Factor AuthenticationSingle Sign On (SSO)Email2SMSSubscriptionsWeb2SMSSending HoursMobile ReportCompany Admin

Timeline · 3 updates

investigating Mar 27, 2026, 12:13 AM UTC

We are experiencing delays in SMS message delivery, we are investigating the cause of the delay and will work to remedy the issue as soon as possible. Messages will queue within our systems for delivery once any queues have cleared. A further update will be posted shortly. Regards, Optus SMS Support Team
monitoring Mar 27, 2026, 12:52 AM UTC

The issue causing delays in message delivery has been resolved, queued messages have now been sent and delivery has returned to normal levels. If you are still experiencing issues please contact the support team. Regards, Optus SMS Support Team
resolved Mar 27, 2026, 01:13 AM UTC

We are happy to report that messages have continued to flow normally, and we are now resolving this incident. Regards, Optus SMS Support Team

Read the full incident report →

Minor February 26, 2026

Campaign Manager – Large Campaign Processing Delays

Detected by Pingoru: Feb 26, 2026, 01:07 AM UTC
Resolved: Mar 02, 2026, 11:05 PM UTC
Duration: 4d 21h

Affected: Campaign Manager

Timeline · 4 updates

investigating Feb 26, 2026, 01:07 AM UTC

We are currently investigating an issue affecting some large Campaign Manager sends, where campaigns may pause during processing and not progress as expected. A temporary workaround (pausing and resuming the campaign) is available while we investigate the root cause. Our technical team is actively working to identify and resolve the underlying issue. We will provide further updates as our investigation progresses. If you are experiencing related issues or require assistance, please contact us at [email protected].
monitoring Feb 27, 2026, 01:49 AM UTC

We have identified the cause of the issue affecting some large Campaign Manager sends, where campaigns may pause during processing. Mitigation changes have been deployed to production to reduce the likelihood of campaigns becoming stuck. We are continuing to monitor the platform closely. If you experience any further issues, please contact us at [email protected].
monitoring Feb 27, 2026, 01:51 AM UTC

We are continuing to monitor for any further issues.
resolved Mar 02, 2026, 11:05 PM UTC

The issue affecting some large Campaign Manager sends has been mitigated. Changes have been deployed to production to reduce the likelihood of campaigns becoming stuck, and an automated monitoring process has been implemented to detect and safely resume stalled campaigns where required. We have not observed any new instances since the mitigation was applied and will continue to monitor performance. If you experience any further issues, please contact us at [email protected].

Read the full incident report →

Minor February 9, 2026

Delivery Issue Australia - Telstra

Detected by Pingoru: Feb 09, 2026, 02:56 AM UTC
Resolved: Feb 09, 2026, 03:11 AM UTC
Duration: 14m

Affected: Australia

Timeline · 3 updates

investigating Feb 09, 2026, 02:56 AM UTC

We are investigating a delivery issue via Telstra Australia. Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts If you are experiencing any issues please reach out to us. Regards, Modica Support Team [email protected]
monitoring Feb 09, 2026, 03:04 AM UTC

We have not detected any delivery issues to Telstra through our connections.
resolved Feb 09, 2026, 03:11 AM UTC

We have observed no issues in our Telstra traffic. If you have any issues reach out to our support team. Regards, Modica Support Team [email protected]

Read the full incident report →

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