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Windows7电脑dns异常上不了网怎么解决?

更新时间:2026-08-19 22:56:59 | 编辑:罪名 | 信息来源:互联网

  Windows7系统是非常稳定的一款操作系统,仍然有不少用户在使用。但是有不少用户发现自己的电脑dns出现异常上不了网了,这该怎么办?dns异常上不了网可能是很多因素导致的,比如很多用户使用了各种插件或者软件,也有可能是病毒恶意软件串改的问题。

  原因分析及解决办法:

  一、病毒所致:

  如果你电脑中了病毒,让你的DNS被劫持,比如自己的浏览器主页被篡改了,打开一些常见网页打不开或者会有弹窗、跳转等。

  解决办法:

  使用你电脑上已经下载好了的正版杀毒软件对你的电脑全盘扫描,看下有没有病毒,没有病毒且杀毒后再次访问网页可以打开,很可能是因为病毒原因所引起的。

  二、网站故障:

  如果你只是某个网站打不开,那么可能是该网站的服务器发生故障,也可能是网络服务器的线路发生意外堵塞,导致了一部分的用户无法打开网页。

  解决办法:

  如果是你访问的网站的问题,那么我们多刷新下网页,或者换个时间段访问。

  三、网络故障:

  通常是DNS错误所致。

  解决办法:

  如果你发现QQ是可以登录的,而网站打不开,那么绝大数都是因为DNS错误导致的,我们重新设置下DNS服务器即可解决。

  一般情况,上网都是自动获取的DNS地址,但是可以尝试一下手动设置DNS地址,具体方法如下:

  1、以Win7为例,首先我们在桌面左下角处点击“开始菜单”→找到并点击“控制面板”→查看方式为“类别”,点击“网络和Internet”→点击“网络和共享中心”→再点击左侧栏中的“更改适配器设置”。

  2、鼠标右击“本地连接”选择“属性”→点选“Internet协议4(TCP/IPv4)”再点击“属性”。

  3、我们将自动获得DNS服务器地址修改为使用下面的DNS服务器地址,设置正确的DNS服务器地址。

  关于DNS服务器地址,我们可以设置为8.8.8.8和114.114.114.114,如上图所示。(DNS可以搜索百度找个好用的)


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1.2699
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  5. 当前页面: /www/wwwroot/www.pjwan.com/index.php
  6. 当前时间: 2026-08-19 22:56:57
  7. 当前网协: 216.73.216.186
  8. 请求路径: /win7jc/58253.html
  9. 运行时间: 1.2699
  10. 内存开销: 1.31 MB
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