求助: vps 回程路由 - V2EX
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zhmtao1222
V2EX    VPS

求助: vps 回程路由

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  •   zhmtao1222 Apr 30, 2024 1491 views
    This topic created in 730 days ago, the information mentioned may be changed or developed.

    我在我自己 vps 做了路由回程测试 结果是 2 185.248.84.240.static.xtom.jp (185.248.84.240) 32.82 ms 185.248.84.240.static.xtom.jp (185.248.84.240) 8.24 ms 185.248.84.240.static.xtom.jp (185.248.84.240) 8.23 ms 3 203.96.236.62.static.xtom.com (203.96.236.62) 0.58 ms 203.96.236.62.static.xtom.com (203.96.236.62) 0.45 ms 203.96.236.62.static.xtom.com (203.96.236.62) 0.38 ms 4 cs1708.q511.os1.xtom.jp (203.96.236.65) 0.79 ms cs1708.q511.os1.xtom.jp (203.96.236.65) 0.75 ms cs1708.q511.os1.xtom.jp (203.96.236.65) 0.73 ms 5 211.15.42.254 0.40 ms 211.15.42.254 0.34 ms 211.15.42.254 0.32 ms 6 211.15.42.253 1.83 ms 211.15.42.253 1.45 ms 211.15.42.253 1.47 ms 7 * * * 8 * * * 9 * * * 10 softbank221111202050.bbtec.net (221.111.202.50) 51.53 ms softbank221111202050.bbtec.net (221.111.202.50) 70.97 ms softbank221111202050.bbtec.net (221.111.202.50) 51.51 ms 11 * * * 12 * 202.97.48.17 36.39 ms * 13 * * * 14 14.147.127.118 75.43 ms 14.147.127.118 77.92 ms 14.147.127.118 75.36 ms 15 90.106.38.59.broad.fs.gd.dynamic.163data.com.cn (59.38.106.90) 59.37 ms 90.106.38.59.broad.fs.gd.dynamic.163data.com.cn (59.38.106.90) 56.74 ms 90.106.38.59.broad.fs.gd.dynamic.163data.com.cn (59.38.106.90) 60.83 ms 16 113.87.187.148 59.77 ms 113.87.187.148 61.43 ms 113.87.187.148 58.76 ms

    从日本回程 开始都是日本软银 ip 然后电信骨干网 然后广州电信 为啥到 15 这个 90.106.38.59 是个西班牙 ip 有大佬能解惑么 
    4 replies    2024-04-30 12:53:29 +08:00
    tyzrj766
        1
    tyzrj766  
       Apr 30, 2024
    IP 库信息的问题,更新需要一定时间,而且有的软件也不一定会用更精准的 IP ,因为都要费用,如果真绕道西班牙,延迟不会保持在 60ms 左右。

    这样的经典案例就是阿里云和腾讯云用的内网 IP ,最后一跳,很多软件都会写的是美国国防部,实际又不可能专门去一趟美国,否则两家香港也不会保持几十 ms 的延迟。
    yyzh
        2
    yyzh  
       Apr 30, 2024 via Android
    @tyzrj766 那个是偷 ip.整个 11/8 都是美国国防部已经广播出来正在使用的.阿里腾讯为了一己私利随便拿其他人的 ip 来用
    https://bgp.he.net/AS749#_prefixes
    yyzh
        3
    yyzh  
       Apr 30, 2024 via Android
    至于楼主这个问题是因为不了解 rdns 的写法
    https://www.cloudflare.com/zh-cn/learning/dns/glossary/reverse-dns/
    hi2hi
        4
    hi2hi  
       Apr 30, 2024
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