SITE.su is an online marketplace for premium domain names, offering a large selection of keyword-focused domains in the .ru, .su, and .рф zones. The store presents more than 39,000 names for customers seeking an address for a business, website, or online project. Buyers can purchase a domain online, with instant transfer, or rent one by assigning their own DNS servers. Rental options may include a guaranteed right to purchase the domain later.

The marketplace supports searches by keyword and other criteria, helping users compare relevant names and review listed purchase and monthly rental prices. Customers can browse or download the full domain catalogue, including available information such as ratings and search metrics, and contact the team through the Help section or online chat. For listed domains, visitors can also send a question or propose a price. SITE.su brings domain discovery, browsing, negotiation, and acquisition together in one service for people establishing or strengthening an online presence.