Negative SEO
A set of malicious tactics used to sabotage a competitor's search rankings, typically by building low-quality or spammy backlinks to their site, scraping and republishing their content, or generating fake negative reviews. Google's algorithms have become more resilient to most negative SEO attacks, but monitoring your link profile and using the Disavow tool remains best practice.
How Negative SEO works in practice
Negative SEO matters most when teams are trying to make better decisions around organic search visibility, indexing, internal structure, and search intent. The short definition gives the surface meaning, but the practical value comes from knowing when this concept should actually influence strategy and when it should not.
In real-world work, Negative SEO is rarely important on its own. It usually becomes useful when paired with cleaner measurement, stronger page or funnel structure, and a clear understanding of what business outcome needs to improve. It is closely connected to Backlinks, Link Equity, Technical SEO because those concepts usually shape how Negative SEO is measured or applied in practice.
A good way to use Negative SEO is to treat it as a decision aid rather than a vanity number. If it helps explain why performance is improving, stalling, or getting more expensive, it is useful. If it is being tracked without any operational consequence, it is probably being overvalued.
This term sits in the SEO category, which means it is most useful when evaluating organic search visibility, indexing, internal structure, and search intent. The goal is not to memorize the label. The goal is to know when it should change a decision, a page, a campaign, or a measurement setup.
Related terms
Links from external websites pointing to your pages. High-quality backlinks remain one of Google's strongest ranking signals, indicating editorial endorsement. Link quality and relevance matter far more than quantity.
The ranking value passed through internal or external links to strengthen connected pages.
Optimisations to a site's infrastructure — crawlability, indexability, page speed, Core Web Vitals, schema markup, canonical tags, and site architecture — that help search engines discover, render, and rank content.
Search visibility is an aggregate measure of how often your site appears across tracked search queries. It is useful for spotting broad SEO progress, but should still be paired with traffic quality and conversion data.
Moz's 1–100 proprietary score predicting a domain's ability to rank in search results, based primarily on the quality and quantity of inbound backlinks. DA is a relative benchmarking metric useful for comparing sites against competitors — not a signal Google itself uses. Ahrefs Domain Rating (DR) and Semrush Authority Score are equivalent metrics from competing tools.
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