Boosting your website's Domain Authority (DA) typically involves a combination of strategies over time. To improve DA, focus on creating high-quality, relevant, and authoritative content that attracts natural backlinks from reputable websites. Building a diverse portfolio of backlinks through outreach and guest posting can help, but prioritize quality over quantity. Ensure your on-page SEO is strong by optimizing titles, meta descriptions, and content for relevant keywords. Regularly update and refresh your content to maintain its relevance and value. Additionally, improve your website's user experience, load times, and mobile-friendliness to enhance overall site quality. Lastly, be patient, as DA improvements can take several months to show substantial progress.