Google is aware of the many sites 'ghost' (an unwanted presence) in the search engines. They also began to clean it up. Google Search offers a new option to block sites deemed harmful to the user. Designer quality of Google Search, Amay Champaneria and Beverly Yang wrote in a blog that users usually have to delete or mark a site that is deemed unnecessary. For example, low quality sites, pornography, or offensive nature.

According to the explanation of the staff, the internet users who use search engines have the option to tell Google which sites do not want to appear on the next quest. Users can see a new link, but this link appears only if the user confirms want to block sites. Once the domain is blocked, will in the future the site will not appear. List of blacklisted sites can also be managed in a new settings page.