How does SUI Name Service work? SUI Name Service works by associating blockchain-based addresses with human-readable domain names. When a user wants to register a domain name, they must first search for the name they want and check its availability. Once the domain name is available, the user can purchase it by paying the registration fee. The registration fee is paid in SUI tokens, the native token of the SUI Network. Once the domain name is registered, it is associated with the user's ...