SITE.su is an online marketplace specializing in premium domain names, with a catalog of approximately 39,000 to 40,000 domains, primarily in the .ru, .su, and .рф zones. The service enables customers to purchase domains online or rent them, including rental arrangements with a guaranteed right to buy. Purchases are completed online with immediate domain transfer, while rentals are arranged by assigning the customer’s DNS servers.

The marketplace offers tools to browse the full domain inventory, download a domain list in Excel, and search by keywords or advanced criteria. Listings include purchase and monthly rental prices, and some provide additional information such as domain age and search-related statistics. Customers can add domains to a cart for purchase or rental, sign in or register, and contact the seller through an online chat or inquiry form. The form also allows prospective buyers to ask questions or propose a price. SITE.su serves individuals and businesses seeking memorable domain names for websites and online projects.