This seems to happen with Australia and Canada’s postal services. https://community.auspost.com.au/s/article/When-tracking-my-item-what-does-product-not-trackable-or-item-can-t-be-tracked-mean
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This seems to happen with Australia and Canada’s postal services. https://community.auspost.com.au/s/article/When-tracking-my-item-what-does-product-not-trackable-or-item-can-t-be-tracked-mean