Internet traffic is directed by just 13 clusters of potentially vulnerable domain-name servers.

互联网通讯由13簇可能脆弱的域名服务器控制。

youdao

There are some 13 root name servers that resolve domain names into IP Numbers, and therefore enable us to communicate across this large network.

当前有13个根域名服务器，将域名转为IP号，并且让我们能够通过庞大的网络彼此交流。

youdao

Important If this is a DNS server, remove the reference to this DC under the Name Servers TAB.

重要说明：如果这是一台DNS服务器，请在“名称服务器”选项卡下删除对该DC的引用。

youdao

That, of course, is the reason that you will not need to call the stationers to cope with this particular change: the translation of names into numbers is handled automatically by computers called name servers, so most users have no idea what the numbers are.

ECONOMIST: Internet protocol

Improve physical security of critical systems, especially domain name and root servers.

CNN: Global panel issues Internet security recommendations

In this case, Spamhaus's Domain Name System (DNS) servers were targeted - the infrastructure that joins domain names, such as bbc.co.uk, the website's numerical internet protocol address.

BBC: Global internet slows after 'biggest attack in history'