SITE.su is an online marketplace specializing in premium domain names, with a catalog of more than 40,000 options across the .ru, .su and .рф zones. Customers can browse domains by keyword, synonyms or transliteration, use advanced search filters, and view listed purchase and monthly rental prices. The selection includes names suited to businesses, websites and personal projects, with details such as domain age and search-related indicators shown for many listings.

The marketplace supports online purchases with instant domain transfer, as well as rentals arranged by assigning the customer’s DNS servers. Some rental offers include a guaranteed right to buy the domain. Visitors can request more information or propose a price, and the site provides contact and online chat options through its help section. Customers can also review or download the full domain inventory, including a spreadsheet export with available metrics. SITE.su presents domain acquisition and rental as flexible ways to secure a distinctive web address, with listings available for immediate consideration.