什么是域名及域名的分类（What is the domain name and domain name classification）.docVIP

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什么是域名及域名的分类（What is the domain name and domain name classification）.doc

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什么是域名及域名的分类（What is the domain name and domain name classification）

什么是域名及域名的分类（What is the domain name and domain name classification） What is domain name? Technically, domain names are just one way in Internet to solve address correspondence problems. It can be said that it is only a technical term. However, since Internet has become the Internet of people all over the world, domain names have naturally become a social science term. The Internet domain name is the name of a server or a network system on the Internet network, and there is no duplicate domain name all over the world. The domain name is composed of a number of English letters and numbers, separated by ., such as is a domain name, is an international domain name, and is a domestic domain name. Whether it is international or domestic domain names, people all over the world who access Internet networks can access it accurately. From a social science point of view, domain names have become an integral part of Internet culture. From the business world, domain name has been praised as enterprises online trademark. No enterprise does not attach importance to the identity of its products - trademarks, and the importance of domain names and their value has also been recognized by enterprises all over the world. In March 1998 a month, the world registered 179331 universal top-level domain name (according to InterNIC information), the average daily registration of 5977 domain names, 25 per minute! The record is growing at a rate of 7% a month. The number of registered domain names in China increased from more than 300 in the year to 96 by the end of 16644 to 98 in November, increasing by 10% per month. How many types of domain names are there? Domain name is divided into top (TOP-LEVEL), second (SECOND-LEVEL) subdomain (SUB-DOMAIN) and so on. Top layers are divided into several types, respectively: .COM a commercial institution or company .ORG nonprofit organizations and groups .GOV government departments .MIL military sector .NET an organization or company engaged in Intern