在网页体验中我们常会遇到这种情况，即在调用百度联盟、谷歌联盟以及当前网页所在域名外的域名文件时会遇到请求延时非常严重的情况。那么有没有方法去解决这种请求严重延时的现象呢 DNS 实现域名到IP的映射。通过域名访问站点，每次请求都要做DNS解析。
Apple added a significant new feature to Safari in version 5.0.1. It hasn’t garnered much attention and you may not have heard about it. It’s called DNS prefetching, and its purpose is to speed up the ...
Browser VPN extensions for Google Chrome may be leaking DNS queries to external observers thanks to a Chrome feature called DNS prefetching. DNS prefetching works when Chrome makes DNS requests before ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果