DNS hosting service facilitates building and operation of Domain name servers, which can be integrated along with domain name registrars, ISPs and other Web hosting services. A DNS hosting may refer to static or dynamic DNS services.Generally, a domain name registrar offers the DNS hosting service. The registrar has a backend server which is used to offer the services to the ISPs and web hosting providers. The backend server can do domain translation, domain lookup, DNS forwarding and other DNS functionalities. The names of all the configured domains are maintained by the DNS hosting service and it also processes all the domain lookup requests from the peer servers.