SITE.su is an online marketplace for domain names, offering a catalog of more than 40,000 domains in the .ru, .su, and .рф zones. Customers can browse available names, search by keywords or other criteria, and view a full catalog online or download it as an Excel file. The marketplace supports both immediate purchase and rental, giving businesses and individuals options for securing an address for a website or online project.

Purchases are completed online, with domain administration rights transferred immediately. For rentals, customers can use their own DNS servers; rental agreements include priority rights to buy the domain during the rental period, with the purchase price fixed in the contract. Agreements can run for up to 50 months. SITE.su also invites customers to ask questions or submit offers on individual domains, with contact details and online chat available through its Help section. The catalog includes korzyna.ru, shown with separate purchase and monthly rental prices, alongside information such as domain age and search-related indicators.