SITE.su is an online marketplace for buying and renting domain names, with a catalogue of more than 40,000 listings across the .ru, .su, and .рф zones. Its selection includes keyword domains and websites, with search tools to explore names by terms, synonyms, translations, and transliterations. Customers can browse the full catalogue online or download a domain list in Excel format.

The service offers immediate online purchases with domain transfer, as well as rentals arranged by assigning the customer’s DNS servers. Rental agreements include a guaranteed right to buy the domain, and listings provide purchase and monthly rental prices. Buyers can also contact the marketplace to ask questions or propose a price. For eligible listings, purchasing or renting can be initiated through the site’s shopping cart; registration and sign-in are available online. The Help section provides contact information and an online chat. SITE.su presents its platform as a practical way to find and secure domain names for businesses and other online projects.