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DNS被劫持了该怎么解决

更新时间:2022-03-18
<p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;"><a style="text-decoration-line: none; outline: none; color: #333333; text-align: justify;" title="DNS被劫持" href="../dns/js" target="_blank" rel="noopener">DNS被劫持</a><span style="padding: 0px; margin: 0px; outline: none; text-align: justify;">,使指向该IP地址的域名变成另一个,从而导致不能正常上网,甚至还会被窃取用户的隐私和信息。那该如何解决这个问题呢?</span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;"><strong style="text-align: justify; text-indent: 0em;"> </strong></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;"><strong style="text-align: justify; text-indent: 0em;"><a style="outline: none; color: #3c8dbc;" href="../dns/js" target="_brank">DNS被劫持</a>的介绍</strong></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;"><a style="outline: none; color: #3c8dbc;" href="../dns/js" target="_brank">DNS劫持</a>又叫<a style="outline: none; color: #3c8dbc;" href="../dns/js" target="_brank">域名劫持</a>,指攻击者利用其他攻击手段 (比如劫持了路由器或域名服务器等),篡改了某个域名的解析结果,使得指向该域名的IP变成了另一个IP,导致对相应网址的访问被劫持到另一个不可达的或者假冒的网址,从而实现非法窃取用户信息或者破坏正常网络服务的目的。</span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;">攻击者通常会通过两种方式实现DNS劫持,一种是直接攻击域名注册商或者域名站点获取控制域名的账户口令,这样可以修改域名对应的IP地址,另外一种方式是攻击权威名称服务器,直接修改区域文件内的资源记录。</span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;"> </span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><a style="text-decoration-line: none; outline: none; color: #333333;" title="DNS加速" href="https://www.dns.com/speed.html" target="_blank" rel="noopener"><strong>DNS被劫持</strong></a></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;">对于企业和机构客户而言,遭遇DNS劫持是非常严重的问题,它会导致机构失去对域名的控制,一旦攻击实现,机构的站点将不能访问,或者用户可能会访问到伪造的站点。当用户接入如支付宝,银行等合法站点时遭遇域名劫持,用户将面临个人账户和敏感信息泄露,财产损失等风险。</span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><strong> </strong></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><a style="text-decoration-line: none; outline: none; color: #333333;" title="DNS劫持的解决办法" href="https://www.dns.com/speed.html" target="_blank" rel="noopener"><strong>DNS被劫持的解决方法</strong></a></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><strong>方案一:手动修改DNS服务器地址</strong></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;">打开开始菜单,找到控制面板,在控制面板中找到网络,并打开,在打开页面打开网络和共享中心,在当前页面找到本地连接,双击打开,打开本地连接后,点击属性栏,在属性页面找到协议版本4 并点击属性,</span>在协议版本4属性页面选择输入以下地址:</p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;">首选DNS服务器:114.114.114.114。</p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"><span style="padding: 0px; margin: 0px; outline: none;">备用 DNS 服务器:114.114.115.115。</span></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em; text-align: justify;"> </p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif;"> </p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;"><strong>方案二 使用DNS云加速降低劫持</strong></p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;">打开加速列表,打开域名设置,绑定域名,添加解析记录成功即可自主动加速,通过主动加速,减少公共DNS递归过程,加快<a style="outline: none; color: #3c8dbc;" href="../" target="_brank">域名解析</a>速度。通过不间断的刷新公共DNS的缓存记录,让用户进行域名解析访问时能够直接获得准确的解析指向地址,能有效减少DNS投毒的情况发生,降低域名被劫持风险。</p> <p style="padding: 0px; margin: 5px 0px; outline: none; font-size: 14px; color: #4c4c4c; line-height: 28px; font-family: 'pingfang SC', 微软雅黑, 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif; text-indent: 0em;">其实对于DNS被劫持的这个问题,事后解决往往更麻烦,提前预防才是解决的根本,建立有效防患DNS潜在威胁的意识才是最重要的。</p>