FireFox/Chrome DNS cache clean 防114劫持

Chorme DNS cache clean

右上角的扳手工具小图标：

options -> under the hood -> clear browsing data

FireFox DNS cache clean

Download

and install DNS Cache add on for firefox

Right click on your “Home” button at Firefox and click on “Customize”

Look for the “DNS Cache” button and drag it beside your “Home” button, and click “Done”

Now your Firefox has “DNS Cache” button beside the “Home” button.

Whenever you want to disable the firefox DNS cache, just click the “DNS Cache” button.

http://www.techiecorner.com/225/how-to-disable-firefox-dns-cache/