Allinanchor is a special term, which was developed by the search engine Google, and it enables its users to use this tool. If you enter “Allinanchor: Google” in Google, you’ll get a list of results, which consists of websites, which have the term “Google” in their link text. But you can enter more words, too. The more often the keyword occurs in the links, the higher is the position of the site. It might happen that the destination address and the title attribute will be counted into the list of the results. This alters the list of the results extremely. SEO uses this special term to analyze the concurrence.