SITE.su is an online marketplace specializing in premium domain names, with more than 40,000 domains offered across the .ru, .su, and .рф zones. The store serves individuals and businesses looking for a memorable web address, including names related to trade, commerce, and other topics. Customers can browse available domains, use an expanded search, view a full inventory, or download a domain list with available metrics.

SITE.su offers two ways to obtain a domain: immediate online purchase, with the domain transferred promptly, or monthly rental by assigning the customer’s DNS servers. Rental agreements include a guaranteed right to buy the domain, according to the site. Listings show purchase and rental prices, and may include domain age and selected search or rating data. Customers can also contact the store to ask questions or propose a price, with help and online chat available through the support section. By bringing domain discovery, pricing, rental, and purchase together, SITE.su provides a focused service for people seeking a domain for an online project or business.