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fashioncj
V2EX  ›  问与答

最近学校 DNS 经常无法解析,换公共 DNS 也是经常超时,那么问题出在哪里如何解决~

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  •   fashioncj · Mar 13, 2015 · 3045 views
    This topic created in 4068 days ago, the information mentioned may be changed or developed.

    学校自带dns经常出现异常,然后换了百度的公共dns发现一样,在测试的同时持续的ping百度并没有发现网络中断的问题

    nslookup xxxxxxx 180.76.76.76
    服务器:  public-dns-a.baidu.com
    Address:  180.76.76.76
    
    DNS request timed out.
        timeout was 2 seconds.
    非权威应答:
    DNS request timed out.
        timeout was 2 seconds.
    
    1 replies    2015-03-13 22:32:14 +08:00
    xinhugo
        1
    xinhugo  
       Mar 13, 2015
    DNSPing 测试解析延迟、丢包率:
    https://github.com/chengr28/DNSPing/tree/master/Release/Windows

    路由跟踪看看你校是否把外边的 DNS 服务器劫持到内网了。
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