SITE.su is an online marketplace for premium domain names, offering a broad selection of keyword domains and websites in the .ru, .su, and .рф zones. The service enables customers to buy domains or rent them, with online purchasing and immediate transfer of domain administration rights. For rentals, customers can assign their own DNS servers, and rental agreements include a priority right to purchase the domain during the contract term, with the buyout price fixed in the agreement. Contracts may run for up to 50 months.

Customers can browse the full domain list, download listings, and use advanced search tools to find names by keywords or other parameters. Listings include details such as purchase and monthly rental prices, domain age, and indicators based on search data. Visitors can also ask questions about a specific domain or submit a price offer, with contact and online chat options available through the help section. SITE.su presents domain acquisition and rental as flexible options for businesses and other projects seeking a suitable web address.