SITE.su is an online marketplace specializing in premium domain names for buyers seeking a distinctive web address. The site lists more than 40,000 domains, including keyword-based names in the .ru, .su, and .рф extensions. Customers can browse the available listings, search by terms or other parameters, view a full domain catalogue, or download a list for review.

The marketplace offers domains for immediate online purchase, with transfer described as taking place promptly, as well as monthly rental. Rental is arranged by assigning the customer’s DNS servers and may include a guaranteed right to buy the domain. Listings display prices for both purchase and rental, and some include information such as domain age and search-related indicators. For selected names, visitors can submit a question or propose a price through a contact form; email and phone details are required. Help resources and online chat are available through the site’s support section. SITE.su serves individuals and businesses looking for a suitable domain for a website, brand, or online project.