SITE.su is an online marketplace for premium domain names, offering a catalog of more than 40,000 domains for businesses and individual projects. Its listings include names in the .ru, .su, and .рф zones, with options to buy or rent a domain. Purchases can be completed online, with the domain transferred immediately, while rentals are arranged by assigning the customer’s DNS servers. The site also advertises rental plans with a guaranteed right to purchase the domain later.

Visitors can search by keywords, related terms, or translations, and use advanced search options to explore the catalog. Each listing may show its purchase price, monthly rental price, age, and available traffic or search-rating data. Customers can request more information or submit an offer through the site’s inquiry form, with email and phone details required. SITE.su also provides a downloadable full domain list, including metrics, and directs users to its Help section for contacts and online chat. Its services are designed to make finding, evaluating, and acquiring a suitable domain straightforward.