SITE.su is an online marketplace for premium domain names, offering a catalog of approximately 40,000 domains in the .ru, .su, and .рф zones. Customers can browse available names, search by keywords or other criteria, view a full domain list, or download listings with related metrics. The marketplace supports both immediate purchase and rental, giving businesses and individuals flexible ways to secure an online address.

Purchasing a domain involves transferring its administration rights, while renting provides the right to assign the customer’s own DNS servers. Rental agreements include a priority right to purchase the domain during the rental period, with the buyout price fixed in the contract; agreements can last up to 50 months. The site also offers online inquiries and price negotiation, with contact options available through its help section.

Among the domains shown is ebilety.ru, listed for purchase or monthly rental. SITE.su presents domain age and a search-attractiveness rating alongside listings, helping prospective customers compare names before deciding.