This incident has been resolved and systems are operational. Please continue to monitor the Australia Post status page for further updates as needed. https://status.developers.auspost.com.au/

We are continuing to monitor for any further issues.

A fix has been implemented and we are monitoring the results.

We are aware of an issue currently affecting Shipping & Tracking for Australia Post. Australia Post has indicated that they are encountering a service disruption. We will continue to investigate from our end and provide updates as they become available from the carrier. The Australia Post status page can be found here: https://status.developers.auspost.com.au/

We apologize for the inconvenience.