Methods and System for Offering Information Conform Through Messenger

PURPOSE: A customized information service method and system is provided to analyze personal data, a URL or preference data by offering a messenger to personal users, and to offer customized information to the personal users and marketing data to a company user. CONSTITUTION: The method comprises steps of a URL receiving server receiving a user ID, a URL and a connection time generated according as a user uses an offered messenger and storing them at the first database(S21), the first database transmitting them to the first robot in a case that the URL is new(S22), the first database transmitting them to the second robot in a case that the URL is registered in advance(S23), the first robot capturing page data of the URL and taking the page data over to the second robot, the second robot parsing the page data and storing the parsed page data at the second database(S24), the second database calculating a site ranking and periodically transmitting the site ranking to a messenger database(S25), a web server transmitting a target advertisement to users according to a request of an advertiser based on the data of the messenger database(S26), the second database extracting necessary data if a user requests information via a natural language search service, and periodically transmitting the extracted data to the messenger database(S27), and a messenger operation system transmitting a weighted search result and recommendation sites to the user by connecting a search server to other outside search engine servers(S28).