SITE.su is an online marketplace for premium domain names, offering a catalog of more than 40,000 domains, primarily in the .ru, .su and .рф zones. The service helps businesses and individuals find memorable keyword-based domain names for websites, brands and personal projects. Customers can browse the full catalog, search by words or other parameters, and review related domain suggestions, including transliterations and Russian-language alternatives.

Domains are available for immediate purchase or monthly rental. Purchases are completed online, with the domain transferred to the buyer, while rental involves assigning the customer’s DNS servers. The marketplace also offers rental with a guaranteed right to buy, and customers can contact the seller to ask questions or propose a price. Search results display purchase and rental prices, along with information such as domain age and selected ratings or search statistics. SITE.su provides a downloadable domain list and offers help and online chat through its support section. Its services are designed to make discovering, evaluating and securing a suitable domain straightforward.