To Catch a Spammer: Uncovering Negative SEO
On July 9th, a good friend of mine reached out to me with a problem. As a very risk-averse webmaster, he constantly plunges into the numbers, especially anchor text diversity, in order to make sure his site is as penalty-proof as possible. The latest updated data in SEOmoz's MozScape revealed a massive shift towards anchor text over optimization for several primary terms. It took only a few minutes to identify the culprit.