Today we’re making a change to the way we categorize link data in Webmaster Tools. As you know, Webmaster Tools lists links pointing to your site in two separate categories: links coming from other sites, and links from within your site. Today’s update won’t change your total number of links, but will hopefully present your backlinks in a way that more closely aligns with your idea of which links are actually from your site vs. from other sites.You can manage many different types of sites in Webmaster Tools: a plain domain name (example.com), a subdomain (www.example.com or cats.example.com), or a domain with a subfolder path (www.example.com/cats/ or www.example.com/users/catlover/). Previously, only links that started with your site’s exact URL would...