SITE.su is an online marketplace for premium domain names, offering more than 40,000 domains across the .ru, .su, and .рф zones. The service is designed for businesses, entrepreneurs, and individuals seeking a domain for a website or online project. Customers can browse available names, use search tools to find domains by keyword or other criteria, and view listing details such as price, age, and search-related indicators.

Domains are available for immediate purchase or monthly rental. A purchase is completed online with transfer of domain administration rights. Rental works by assigning the customer’s DNS servers, and the rental agreement includes a priority right to buy the domain during the agreement period, with the purchase price fixed in the contract. SITE.su states that rental agreements may run for up to 50 months. The marketplace also provides downloadable domain lists, a help section, and options to ask questions or propose a price. Its service brings domain discovery, acquisition, and rental together in one place.