The following result is obtained by our Internet Research Algorithm: The extranet is a controlled private network used to provide access to vendors, member, partners and suppliers to create standardised communication with them. The access is mainly given for providing a subset of information to the controlled users from companies intranet. For example - If the company want to timely inform the supplier about the need for raw material, then instead of communicating with them again and again, the company will provide them access to extranet by which supplier can monitor the need of supplies regularly without communication barriers. Prefered users of extranet are those company who want to establish quick and reliable communication with the members of their external environment. Companies in which members of their external environment plays a vital role in their daily operations. Like e-commerce companies, they required to have a well-established network of their logistic, vendors and other external factors for timely monitoring.