874808862
V2EX  ›  DNS

google dns 又能用了

  •  
  •   874808862 · Jul 27, 2015 · 7756 views
    This topic created in 3977 days ago, the information mentioned may be changed or developed.

    不知道你们那是不是

    21 replies    2015-08-09 15:25:56 +08:00
    LazyZhu
        1
    LazyZhu  
       Jul 27, 2015
    不能.

    root@Buffalo:~# nslookup youtube.com 8.8.8.8
    Server: 8.8.8.8
    Address 1: 8.8.8.8 google-public-dns-a.google.com
    Name: youtube.com
    Address 1: (null)
    Address 2: 37.61.54.158
    halczy
        2
    halczy  
       Jul 27, 2015
    一直都能用啊...服务器应该在台湾.
    xiao201261
        3
    xiao201261  
       Jul 27, 2015 via Android
    不行
    ubuntu@VM-170-122-ubuntu:~$ dig @8.8.8.8 youtube.com

    ; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.8.8 youtube.com
    ; (1 server found)
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5282
    ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
    ;; QUESTION SECTION:
    ;youtube.com. IN A

    ;; ANSWER SECTION:
    youtube.com. 2438 IN A 159.106.121.75

    ;; Query time: 4 msec ;; SERVER: 8.8.8.8#53(8.8.8.8)
    ;; WHEN: Mon Jul 27 22:25:45 CST 2015
    ;; MSG SIZE rcvd: 56

    ubuntu@VM-170-122-ubuntu:~$ dig @8.8.4.4 youtube.comm


    ; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.4.4 youtube.comm
    ; (1 server found)
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53066
    ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

    ;; OPT PSEUDOSECTION:
    ; EDNS: version: 0, flags:; udp: 512
    ;; QUESTION SECTION:
    ;youtube.comm. IN A

    ;; AUTHORITY SECTION:
    . 1799 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2015072700 1800 900 604800 86400

    ;; Query time: 209 msec
    ;; SERVER: 8.8.4.4#53(8.8.4.4)
    ;; WHEN: Mon Jul 27 22:25:51 CST 2015
    ;; MSG SIZE rcvd: 116
    xiao201261
        4
    xiao201261  
       Jul 27, 2015 via Android
    手抖...
    ntu@VM-170-122-ubuntu:~$ dig @8.8.4.4 youtube.com

    ; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.4.4 youtube.com
    ; (1 server found)
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2584
    ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
    ;; QUESTION SECTION:
    ;youtube.com. IN A

    ;; ANSWER SECTION:
    youtube.com. 3201 IN A 159.106.121.75

    ;; Query time: 5 msec
    ;; SERVER: 8.8.4.4#53(8.8.4.4)
    ;; WHEN: Mon Jul 27 22:29:05 CST 2015
    ;; MSG SIZE rcvd: 56
    Mac
        5
    Mac  
       Jul 27, 2015
    还是有污染,我这两天发现4.2.2.2污染不是很严重
    redsonic
        6
    redsonic  
       Jul 27, 2015
    之前任何域名回复的都是servfail ,现在应答是正常了,但我觉得实际上有些省份都已经被劫持了,都不是真正的google回的。这种情况下用8888都是心里安慰。
    pwinner
        7
    pwinner  
       Jul 27, 2015 via Android
    @xiao201261 油管算关键字吧,不加密肯定挂,换百度呢
    sorcerer
        8
    sorcerer  
       Jul 28, 2015 via iPhone
    怪不得我tcp方式发送请求到Google dns不行了,现在换了opendns
    xiao201261
        9
    xiao201261  
       Jul 28, 2015 via Android
    @pwinner
    成功 但还是有劫持 有劫持的dns有啥用....
    yexm0
        10
    yexm0  
       Jul 28, 2015
    应该是在香港,不然没可能延迟那么低
    lhbc
        11
    lhbc  
       Jul 28, 2015
    丢包率正常再说吧
    fengxing
        12
    fengxing  
       Jul 28, 2015
    @lhbc 请问这是什么软件测得
    Halry
        13
    Halry  
       Jul 28, 2015
    @xiao201261 后来就自建vps了
    meteor
        14
    meteor  
       Jul 28, 2015
    lhbc
        15
    lhbc  
       Jul 28, 2015
    @fengxing Zabbix
    监控脚本是自己写的,自带的 ping 监控没 avg min max 等数据
    监控是每分钟 ping 一次,所以数据还是很精确的
    xenme
        16
    xenme  
       Jul 28, 2015
    8.8.8.8丢包严重
    不过8.8.4.4没丢包
    csvw
        17
    csvw  
       Jul 28, 2015
    8.8.8.8丢包严重,时延200多ms
    8.8.4.4丢包好不少,时延100多ms
    newborn
        18
    newborn  
       Jul 28, 2015
    被劫持了而已,并没有访问到真正的谷歌服务器
    874808862
        19
    874808862  
    OP
       Aug 8, 2015
    @Mac 4.2.2.2是哪家的
    Mac
        20
    Mac  
       Aug 8, 2015
    @874808862 微软
    ipv6nxtgnwrt
        21
    ipv6nxtgnwrt  
       Aug 9, 2015
    我自己搭建了一个8.8.8.8,转发2001:4860:4860::8888,无污染。
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