Windows - Flush/Clear DNS Resolver Cache

In Windows 8:

On your keyboard, press Win+X to open the WinX Menu, right-click Command Prompt and select Run as administrator, run command "ipconfig /flushdns".

In Window 7 or below:
Click "Start", search for "cmd" right click and Run as administrator, and run command "ipconfig /flushdns".


(OR)

Click "Start" > "All Programs/Programs" > "Run" type "cmd" and click OK. In the opening command prompt run command "ipconfig /flushdns".

Syntax:

ipconfig /flushdns

Example:

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation.  All rights reserved.

C:\Users\JohnDoe>
C:\Users\JohnDoe>ipconfig /flushdns

Windows IP Configuration

Successfully flushed the DNS Resolver Cache.

C:\Users\JohnDoe>