It can take some time for Moz to crawl new backlinks and update a website’s domain authority (DA). Typically, Moz re-crawls sites every few weeks, but it depends on various factors such as the size and popularity of the website. High-quality backlinks from authority sites should eventually contribute to your DA.
If you haven’t seen changes for a few months, it may be worth reaching out to Moz support for insight. Additionally, consider working with a digital marketing agency in Perth to ensure all SEO strategies are fully optimized and consistent with current best practices.