SITE.sU is an online marketplace for premium domain names, offering more than 40,000 domains across the .ru, .su and .рф zones. Its catalog includes keyword-based names and domains related to a range of topics, with listings available for immediate purchase or rental. Buyers can complete purchases online, with the domain transferred immediately, while rental involves assigning the customer’s DNS servers. The marketplace also offers rental with a guaranteed right to buy, providing an option to use a domain before purchasing it.

Customers can browse the full domain list, download listings in Excel, or use advanced search to find names by specific criteria. Individual listings show purchase and monthly rental prices, and may include details such as domain age and ranking information. For selected domains, users can submit a question or propose a price through the contact form. Help and online chat are available in the site’s support section. SITE.sU serves businesses and project owners seeking a domain for an online presence, informational website, or other web project.