hosts文件是一个没有扩展名的系统文件，它的主要作用是能加快域名解析，还可以屏蔽网站等。。本文跟你详解hosts文件的前世今生。
Hosts文件位置在哪里？
1、windows xp/2003/vista/2008/7/8用户HOSTS文件是在“c:\windows\system32\drivers\etc，注意这个文件一定是在系统盘，如果你的系统在D盘请自行修改前面的盘符。如下图所示
3、在运行文本框输入c:\windows\system32\drivers\etc，点击确定按钮，如下图所示
2、删除记事本的全部内容，将以下内容复制后放入文件然后保存：# Copyright (c) 1993-2009 Microsoft Corp.## This is a sample HOSTS file used by Microsoft TCP/IP for Windows.## This file contains the mappings of IP addresses to host names. Each# entry should be kept on an individual line. The IP address should# be placed in the first column followed by the corresponding host name.# The IP address and the host name should be separated by at least one# space.## Additionally, comments (such as these) may be inserted on individual# lines or following the machine name denoted by a '#' symbol.## For example:## 102.54.94.97 rhino.acme.com # source server# 38.25.63.10 x.acme.com # x client host# localhost name resolution is handled within DNS itself.#127.0.0.1 localhost#::1 localhost
