Area Score (DR) is a proprietary Web optimization metric by Ahrefs. It represents the power of the web site’s backlink profile with a logarithmic scale from 0 to 100, Together with the latter remaining the strongest. https://docs.google.com/forms/d/1_lB6nol-F-FYE7ZFQBzeW6cTPRWCA5F_TbKYhSp3aHA/viewform?edit_requested=true