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class='title'><h3>国际域名与国内域名区别：功能和使用上相同，管理机构不�?/h3></div><div class='infos'>2016-03-05 12:43:59 点击�?script language='javascript' src='../inc/click_number.asp?id=1385'></script></div><div class='maincontent clearfix'><p> 一是国际域名（international top-level domain-names，简称iTDs），也叫国际顶级域名。这也是使用最早也最广泛的域名。例如表示工商企业的 .com，表示网络提供商�?net，表示非盈利组织�?org等�? </p> <p> <br /> 二是国内域名，又称为国内顶级域名（national top-level domainnames，简称nTLDs），即按照国家的不同分配不同后缀，这些域名即为该国的国内顶级域名�?00多个国家和地区都按照ISO3166国家代码分配了顶级域名，例如中国是cn，美国是us，日本是jp等。详细见下文�? </p> <p> <br /> </p> 在实际使用和功能上，国际域名与国内域名没有任何区别，都是互联网上的具有唯一性的标识。只是在最终管理机构上，国际域名由美国商业部授权的互联网名称与数字地址分配机构（The Internet Corporation for Assigned Names and Numbers）即ICANN负责注册和管理；而国内域名则由中国互联网络管理中心（China Internet Network Information Center) 即CNNIC负责注册和管理�? <p> <br /> </p></div><div class='prenext'><ul><li>上一篇：<a href='../service/ipdizhi.html' title='IP地址是Internet主机的作为路由寻址用的数字型标�?>IP地址是Internet主机的作为路由寻址用的数字型标�?/a> <span> [2016-03-05]</span></li><li>下一篇：<a href='../news/notice/xunizhuji.html' 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