SITE.su is an online marketplace for premium domain names, offering more than 40,000 domains, mainly in the .ru, .su, and .рф zones. The service helps businesses and individuals find an online address, with listings that include keyword-based domains and related name variations. Customers can browse the full catalogue, download a domain list, or use advanced search to explore options by terms and other criteria.

Domains are available for immediate purchase or rental. Online purchases include instant domain transfer, while rental is arranged by assigning the customer’s DNS servers and can include a guaranteed right to buy later. The marketplace displays prices and, for listed names, details such as age, ratings, and search-related figures. Prospective buyers and renters can submit an offer or ask a question about a specific domain, with contact options and online chat available through the Help section. SITE.su presents its services as a convenient way to secure a memorable domain for a business or personal project, with purchasing and rental actions handled directly through the site.