Most backlink audits start from the wrong assumption: that every unfamiliar link is a threat. In practice, search engines ignore the overwhelming majority of low-quality links rather than penalising the sites they point at. Treating an audit as a cleanup exercise usually wastes more time than it saves.
Triage in this order. First, separate links you or a previous agency acquired from links that simply appeared. Paid placements from a network you once used are worth reviewing; scraper sites copying your content are not. Second, look for patterns rather than individual URLs — hundreds of identical anchors from one footprint matter, a single odd directory does not. Third, check what you have lost: broken references and redirected pages are a far more common cause of declining performance than anything toxic.
Disavow sparingly and only where you have evidence of a deliberate scheme you cannot get removed manually. The file is a blunt instrument and over-use has cost sites real equity. In most audits we run, the recoverable value in lost and unlinked mentions exceeds anything gained by disavowing.
Put this into practice
Run an Link Gap Scout analysis on one of your commercial pages, then compare the content gaps against your current roadmap.