You can retrieve information about Plesk server and its configuration using the XML API protocol. The information includes:

• Plesk license key data.
• Full host name.
• Detailed information about Plesk and OS versions installed on server.
• Detailed information about installed and available Plesk updates.
• Statistics on server resources usage and Plesk logical objects (sites, customers, and other).
• Administrator’s personal information and settings.
• The list of supported network interfaces.
• Information about server services and their current state.
• Settings of traffic usage statistics.
• The list of shells installed on server.
• The state of VPS optimized mode.
• The list of all main domains, addon domains, subdomains, and domain aliases created in Plesk for a particular user account.
• The list of SSL/TLS certificates that are used to secure Plesk and mail server.

To retrieve any of the data listed above, use the get operation with an appropriate parameter specified.