国内“顶级域名根服务器”故障
<p>1月21日下午，国内出现大面积网络故障，部分.<span word="com">com</span>网站无法访问。<span word="DNS">DNS</span>服务商透露，故障原因为全国所有通用顶级域的根服务器出现异常，致国内大部分用户无法正确解析域名，域名访问请求被跳转到美国一个无响应的<span word="IP">IP</span>，对全国互联网链接造成系统性影响，估计有数十万网站受到影响。</p><p>请看相关报道：</p><p><span word="For">For</span> <span word="a">a</span> <span word="period">period</span> <span word="around">around</span> 3 <span word="pm">pm</span> <span word="on">on</span> <span word="Tuesday">Tuesday</span>, <span word="attempts">attempts</span> <span word="to">to</span> <span word="visit">visit</span> <span word="many">many</span> <span word="Chinese">Chinese</span> <span word="websites">websites</span> <span word="failed">failed</span>, <span word="with">with</span> <span word="netizens">netizens</span> <span word="often">often</span> <span word="receiving">receiving</span> <span word="error">error</span> <span word="messages">messages</span>. <span word="This">This</span> <span word="was">was</span> <span word="due">due</span> <span word="to">to</span> <span word="malfunction">malfunction</span> <span word="of">of</span> <span word="root">root</span> <span word="servers">servers</span> <span word="for">for</span> <span word="China">China</span>'<span word="s">s</span> <span word="top">top</span>-<span word="level">level</span> <span word="domain">domain</span> <span word="names">names</span>, <span word="the">the</span> <span word="China">China</span> <span word="Internet">Internet</span> <span word="Network">Network</span> <span word="Information">Information</span> <span word="Center">Center</span> (<span word="CNNIC">CNNIC</span>) <span word="said">said</span> <span word="in">in</span> <span word="a">a</span> <span word="posting">posting</span> <span word="on">on</span> <span word="Sina">Sina</span> <span word="Weibo">Weibo</span>, <span word="the">the</span> <span word="Twitter">Twitter</span>-<span word="like">like</span> <span word="microblogging">microblogging</span> <span word="service">service</span>.</p><p>周二下午三点钟左右，用户在访问国内很多网站时均收到错误提示，网站无法访问。中国互联网信息中心通过新浪微博表示，该问题是由于中国顶级域名根服务器故障所致。</p><p><span word="Top">Top</span>-<span word="level">level</span> <span word="domain">domain</span> <span word="names">names</span> 此次网络故障 <span word="DNS">DNS</span> 是域名系统 (<span word="Domain">Domain</span> <span word="Name">Name</span> <span word="System">System</span>) 的缩写，是因特网的一项核心服务，它作为可以将域名和<span word="IP">IP</span>地址相互映射的一个分布式数据库，能够使人更方便的访问互联网，而不用去记住能够被机器直接读取的<span word="IP">IP</span>数串。</p><p>相关阅读</p><p>“个人域名注册”怎么说</p><p>严惩“网络造谣”</p><p>网络“身份管理”</p><p>域名抢注 <span word="Cybersquatting">Cybersquatting</span></p>
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