Providing multiple-user access to a global computer information network; electronic mail services

Hosting the web sites of others on a computer server for a global computer network; hosting intranet sites for others; providing security services for users of global computer networks and electronic commerce; providing temporary use of on-line non-downloadable software for enabling electronic commerce, website creation and modification, and database management; domain name registration services for others on a global computer network; on line e-mail address tracking services, namely providing a searchable website on a global computer network for the storage and retrieval of e-mail addresses of others; providing computer data back up and recovery services for others; remote and on-site monitoring of computer systems; support and maintenance of Internet applications for others; leasing computer data facilities; computer consulting in the field of computer networks, communications, computer security and electronic commerce