Google Webmaster Tools allows client applications to view and update site information and Sitemaps in the form of Google Webmaster Tools Data API feeds. Your client application can use the Google Webmaster Tools Data API to view sites in your account, add and remove sites, verify site ownership, and submit and delete Sitemaps.
Network administrators have many responsibilities. Is the server up? Are e-mails bouncing? Now, in addition to these low-level issues, Google's Safe Browsing Alerts for Network Administrators allow sysadmins to get alerts for web sites in their network which may be hosting malicious content.
As announced at Google Webmaster Central, Google has released a public API to automate the usage of Google Webmaster Tools. The Webmaster Tools gives web site owners detailed statistics about their site's "visibility on Google".