SITE.su is an online marketplace specializing in premium domain names. Its catalog features more than 40,000 domains, including keyword-based names in the .ru, .su and .рф zones. Customers can browse available listings, search by one or more terms, use advanced search options, or view and download the full domain list.

The marketplace offers both instant online purchases and domain rentals. A purchase transfers the domain’s administration rights, while a rental allows the customer to change its DNS server addresses. Rental agreements include a priority right to buy the domain during the rental period, with the purchase price fixed in the contract. The stated maximum rental term is 50 months.

SITE.su provides listing details such as purchase and monthly rental prices, domain age and rating. Customers can submit questions or price offers through the site, with contact options available in its help section. The service is designed to help individuals and businesses find and obtain domain names for their online projects through flexible purchase and rental arrangements.