There won't always be links under the below items but if you are interested you can check them out. Here is a short explanation of what each link provides information on:

Blocked Email Servers contains a list of any IP addresses and when available, domain names, that (the network has determined) participate in sending spam mail. If your IP address shows up on this list that would be why.

Blocked Email Accounts allows you to enter your email address and it will then report to you whether or not its been locked by the network due to it determining you are sending spam mail.

The remainder of the links store information on general network status and other types of information that we feel you might want to know about.