There is a Big Update to Microsoft Webmaster Tools Center. This update includes several new features that provide webmasters more information about how Live Search is crawling and indexing your sites, as well as a few features to make the data more actionable.
When you sign into the Live Search Webmaster Center, you are able to:
- Discover potential issues affecting your site
- Get more and better backlink data
- Make the data more actionable.
Link: MSDN Blogs