- ICANN also known as Internet Corporation for Assigned Names and Numbers provide tools to manage the hierarchy.

- The management of it includes the top level domains that are being developed or that are under process.

- The architecture of it is designed using the Internet domain name space as it allows the authorization to be done from the registrars.

- The Domain name space is required to allow the hosting of the files andeasy management through the portal.

- It allows a hierarchical relationship to be maintained and organized in the zones that are being served by the domain name servers.