louisxxx

.com 根服务器直接部署在了广州墙内了吗

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  •   louisxxx · Jun 30, 2024 · 4843 views
    This topic created in 859 days ago, the information mentioned may be changed or developed.

    .com 根服务器直接部署在了广州墙内了吗? 好像都不过墙了,这延迟 GFW 要抢答都没机会了,多个省份似乎也走到广州

    ~$ dig @a.gtld-servers.net ns youtube.com
    
    ; <<>> DiG 9.16.48-Debian <<>> @a.gtld-servers.net ns youtube.com
    ; (2 servers found)
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 56476
    ;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 9
    ;; WARNING: recursion requested but not available
    
    ;; OPT PSEUDOSECTION:
    ; EDNS: version: 0, flags:; udp: 4096
    ;; QUESTION SECTION:
    ;youtube.com.                   IN      NS
    
    ;; AUTHORITY SECTION:
    youtube.com.            172800  IN      NS      ns2.google.com.
    youtube.com.            172800  IN      NS      ns1.google.com.
    youtube.com.            172800  IN      NS      ns3.google.com.
    youtube.com.            172800  IN      NS      ns4.google.com.
    
    ;; ADDITIONAL SECTION:
    ns2.google.com.         172800  IN      AAAA    2001:4860:4802:34::a
    ns2.google.com.         172800  IN      A       216.239.34.10
    ns1.google.com.         172800  IN      AAAA    2001:4860:4802:32::a
    ns1.google.com.         172800  IN      A       216.239.32.10
    ns3.google.com.         172800  IN      AAAA    2001:4860:4802:36::a
    ns3.google.com.         172800  IN      A       216.239.36.10
    ns4.google.com.         172800  IN      AAAA    2001:4860:4802:38::a
    ns4.google.com.         172800  IN      A       216.239.38.10
    
    ;; Query time: 4 msec
    ;; SERVER: 2001:503:a83e::2:30#53(2001:503:a83e::2:30)
    ;; WHEN: Sat Jun 29 22:29:58 UTC 2024
    ;; MSG SIZE  rcvd: 295 
    
    
    
    ~$ ping a.gtld-servers.net
    PING a.gtld-servers.net(a.gtld-servers.net (2001:503:a83e::2:30)) 56 data bytes
    64 bytes from a.gtld-servers.net (2001:503:a83e::2:30): icmp_seq=1 ttl=245 time=2.20 ms
    64 bytes from a.gtld-servers.net (2001:503:a83e::2:30): icmp_seq=2 ttl=245 time=2.00 ms
    64 bytes from a.gtld-servers.net (2001:503:a83e::2:30): icmp_seq=3 ttl=245 time=1.95 ms
    64 bytes from a.gtld-servers.net (2001:503:a83e::2:30): icmp_seq=4 ttl=245 time=2.01 ms
    ^C
    --- a.gtld-servers.net ping statistics ---
    4 packets transmitted, 4 received, 0% packet loss, time 5713ms
    rtt min/avg/max/mdev = 1.948/2.041/2.200/0.095 ms
    
    ~$ ping -4 a.gtld-servers.net
    PING  (192.5.6.30) 56(84) bytes of data.
    64 bytes from a.gtld-servers.net (192.5.6.30): icmp_seq=1 ttl=243 time=1.97 ms
    64 bytes from a.gtld-servers.net (192.5.6.30): icmp_seq=2 ttl=243 time=1.98 ms
    64 bytes from a.gtld-servers.net (192.5.6.30): icmp_seq=3 ttl=243 time=1.99 ms
    64 bytes from a.gtld-servers.net (192.5.6.30): icmp_seq=4 ttl=243 time=1.98 ms
    ^C
    ---  ping statistics ---
    4 packets transmitted, 4 received, 0% packet loss, time 3003ms
    rtt min/avg/max/mdev = 1.974/1.981/1.988/0.005 ms
    
    13 replies  •  2024-07-01 17:40:36 +08:00
    louisxxx
    louisxxx
    OP
    Jun 30, 2024
    1
    a.root-servers.net 和 b.root-servers.net 也放广州墙内了

    ~$ ping a.root-servers.net
    PING a.root-servers.net(a.root-servers.net (2001:503:ba3e::2:30)) 56 data bytes
    64 bytes from a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=1 ttl=245 time=2.43 ms
    64 bytes from a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=2 ttl=245 time=2.09 ms
    64 bytes from a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=3 ttl=245 time=2.01 ms
    64 bytes from a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=4 ttl=245 time=2.02 ms
    ^C
    --- a.root-servers.net ping statistics ---
    4 packets transmitted, 4 received, 0% packet loss, time 3004ms
    rtt min/avg/max/mdev = 2.008/2.134/2.426/0.170 ms


    ~$ ping a.root-servers.net -4
    PING (198.41.0.4) 56(84) bytes of data.
    64 bytes from a.root-servers.net (198.41.0.4): icmp_seq=1 ttl=243 time=1.93 ms
    64 bytes from a.root-servers.net (198.41.0.4): icmp_seq=2 ttl=243 time=1.97 ms
    64 bytes from a.root-servers.net (198.41.0.4): icmp_seq=3 ttl=243 time=1.85 ms
    64 bytes from a.root-servers.net (198.41.0.4): icmp_seq=4 ttl=243 time=1.88 ms
    ^C
    --- ping statistics ---
    4 packets transmitted, 4 received, 0% packet loss, time 3004ms
    rtt min/avg/max/mdev = 1.851/1.909/1.969/0.045 ms
    qilme
    qilme
    Jun 30, 2024 via Android
    2
    用 itdog 发现只有电信直连,移动连香港,联通连美国
    yaott2020
    yaott2020
    Jun 30, 2024 via Android
    3
    先把你的 clash 关掉好吗
    yaott2020
    yaott2020
    Jun 30, 2024 via Android
    4
    @yaott2020 抱歉,看错 ip 了
    leonshaw
    leonshaw
    Jun 30, 2024 via Android❤️2
    5
    根服务器本来就是 anycast 的
    https://root-servers.org/
    gentrydeng
    gentrydeng
    Jun 30, 2024
    6
    @leonshaw #5 这是 Verisign 的 gtld-servers.net ,不是 root-servers.net 。
    smallboy19991231
    smallboy19991231
    Jun 30, 2024
    7
    有什麼影響嗎?
    gentrydeng
    gentrydeng
    Jun 30, 2024
    8
    虽然但是,你的结论是错误的。你不会以为现在的防火墙还只部署在“海关”出口吧,早就边缘化了。

    > dig "@192.5.6.30" +nordflag +trace www.youtube.com AAAA

    > traceroute -4 www.youtube.com
    JFZ
    JFZ
    Jun 30, 2024
    9
    他再怎么快难道不走运营商线路?

    用户 --> 电信运营商 --> 权威 dns

    1 ,com,net 根在国内有 Anycast 节点,由 VeriSign 维护( a-m.gtld-servers.net )
    2 ,中国有在境内建设 root 镜像根,上游是 13 个根服务器中的一个,镜像由中方维护( a-m.root-servers.net )

    com,net 的境内节点完工日期甚至早于很多
    JFZ
    JFZ
    Jun 30, 2024
    10
    @jiuhuicinv 早于很多镜像根,但它们本质没有什么关联
    leonshaw
    leonshaw
    Jun 30, 2024
    11
    @gentrydeng #1 说的是根,.com 也是类似的。话说回来运营商的 DNS 污染也不是靠墙做的。
    IDAEngine
    IDAEngine
    Jul 1, 2024
    12
    镜像节点
    lxcopenwrt
    lxcopenwrt
    Jul 1, 2024❤️1
    13
    没啥意义,你向谷歌的权威 DNS 请求 youtube.com 的 A/AAAA 记录的时候照样有抢答
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