SITE.su is an online marketplace specializing in premium domain names, with a catalog of approximately 39,000 to 40,000 domains. Its listings focus on keyword-rich names in the .ru, .su, and .рф extensions, serving individuals and businesses seeking a domain for a website, project, or online presence.

Customers can purchase domains online with immediate transfer or rent them by assigning their own DNS servers. The marketplace also offers rental arrangements with a guaranteed option to buy, giving customers a way to use a domain before committing to ownership. Listings display purchase and monthly rental prices, while some include additional details such as domain age and search or ranking indicators.

SITE.su provides tools to browse the full catalog, download domain lists in Excel format, and search by keywords or other parameters. Visitors can contact the marketplace through its help section and online chat, ask questions about a specific domain, or submit a price offer. The site’s services are designed to make finding, evaluating, and acquiring domain names straightforward.