Area Rating (DR) can be a proprietary SEO metric by Ahrefs. It represents the toughness of the website’s backlink profile on the logarithmic scale from 0 to a hundred, with the latter becoming the strongest. https://docs.google.com/forms/d/1fqlnlFXVKCsqADbkJRrW52llhSqxSyeBQdIdDPjaZu8/viewform?edit_requested=true