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前缀画像

查看前缀当前路由、来源、可见度与 BGP 变化证据。

20.148.160.0/19

当前有效IPv4

起源 ASNAS4237

当前画像来自 CHA.LA 维护的 BGP 路由状态、小时聚合与事件历史;没有观测到的字段会明确显示为未收录。
最近观测2026/11/10 00:00:00BGP 路由数据
前缀
20.148.160.0/19
当前状态
当前有效
起源 ASN
AS4237
首次观测
2026/8/28 14:55:22
最近观测
2026/11/10 00:00:00
对等体43可见对等体
观测节点1观测节点
宣告1近 7 天小时聚合
撤销1近 7 天小时聚合
起源 ASN1观测到的 ASN

当前路由与路径

43 条观测
前缀起源 ASNAS 路径路径长度对等体观测节点状态
20.148.160.0/19AS423713830 971 3356 3360 3360 42376161.129.152.2rrc00当前有效
20.148.160.0/19AS423734549 6461 46887 3360 3360 4237680.77.16.114rrc00当前有效
20.148.160.0/19AS423759919 9002 3356 3360 3360 423765.178.95.254rrc00当前有效
20.148.160.0/19AS423720205 6939 3356 3360 3360 4237664.246.96.5rrc00当前有效
20.148.160.0/19AS423755720 2914 3356 3360 3360 4237645.116.179.212rrc00当前有效
20.148.160.0/19AS4237132825 3356 3360 3360 4237543.251.115.197rrc00当前有效
20.148.160.0/19AS423748185 6461 46887 3360 3360 42376195.90.96.2rrc00当前有效
20.148.160.0/19AS423737989 56300 132132 4657 6461 46887 3360 3360 42379203.123.48.6rrc00当前有效
20.148.160.0/19AS4237216285 8280 6762 3356 3360 3360 4237784.54.49.1rrc00当前有效
20.148.160.0/19AS4237204092 198978 174 3356 3360 3360 4237789.234.186.6rrc00当前有效
20.148.160.0/19AS423757381 42708 6461 46887 3360 3360 42377193.150.22.240rrc00当前有效
20.148.160.0/19AS423724482 6461 46887 3360 3360 42376203.175.175.15rrc00当前有效
20.148.160.0/19AS423749134 53356 6939 3356 3360 3360 4237723.129.32.61rrc00当前有效
20.148.160.0/19AS423734927 56655 6939 3356 3360 3360 4237745.134.89.1rrc00当前有效
20.148.160.0/19AS423734927 1299 3356 3360 3360 42376193.148.251.1rrc00当前有效
20.148.160.0/19AS42374608 1221 4637 3356 3360 3360 42377203.119.104.1rrc00当前有效
20.148.160.0/19AS423755720 6939 3356 3360 3360 42376103.212.68.10rrc00当前有效
20.148.160.0/19AS423744393 58057 6939 3356 3360 3360 4237749.12.70.222rrc00当前有效
20.148.160.0/19AS423761218 6939 3356 3360 3360 42376143.246.179.232rrc00当前有效
20.148.160.0/19AS4237328840 327727 174 3356 3360 3360 42377102.208.105.2rrc00当前有效
20.148.160.0/19AS423720514 1299 3356 3360 3360 42376217.151.205.147rrc00当前有效
20.148.160.0/19AS423750304 1299 3356 3360 3360 4237631.169.49.228rrc00当前有效
20.148.160.0/19AS423758057 1836 3356 3360 3360 42376193.33.94.251rrc00当前有效
20.148.160.0/19AS423750300 3356 3360 3360 42375176.12.110.8rrc00当前有效
20.148.160.0/19AS423729504 39392 33891 6461 46887 3360 3360 42378185.193.84.191rrc00当前有效
20.148.160.0/19AS423738001 3491 3356 3360 3360 42376202.150.221.37rrc00当前有效
20.148.160.0/19AS42373549 3356 3360 3360 42375208.51.134.248rrc00当前有效
20.148.160.0/19AS4237202365 50673 174 3356 3360 3360 423775.255.90.109rrc00当前有效
20.148.160.0/19AS423749432 48362 1764 3356 3360 3360 42377195.128.231.254rrc00当前有效
20.148.160.0/19AS423750628 3356 3360 3360 42375178.208.11.4rrc00当前有效
20.148.160.0/19AS423749673 12389 3356 3360 3360 4237694.247.111.254rrc00当前有效
20.148.160.0/19AS42373333 3320 3356 3360 3360 42376193.0.0.56rrc00当前有效
20.148.160.0/19AS42371403 577 6461 46887 3360 3360 42377198.58.198.252rrc00当前有效
20.148.160.0/19AS423714907 3356 3360 3360 42375208.80.153.193rrc00当前有效
20.148.160.0/19AS4237206499 34549 6461 46887 3360 3360 4237745.14.68.69rrc00当前有效
20.148.160.0/19AS423722652 174 3356 3360 3360 4237645.61.0.85rrc00当前有效
20.148.160.0/19AS423737721 3356 3360 3360 42375165.16.221.66rrc00当前有效
20.148.160.0/19AS423758057 34549 6461 46887 3360 3360 42377194.50.92.251rrc00当前有效
20.148.160.0/19AS4237852 6461 46887 3360 3360 42376154.11.12.212rrc00当前有效
20.148.160.0/19AS423757821 12586 3257 3356 3360 3360 42377193.160.39.1rrc00当前有效
20.148.160.0/19AS42377018 3356 3360 3360 4237512.0.1.63rrc00当前有效
20.148.160.0/19AS423745049 6696 2914 3356 3360 3360 42377194.28.97.2rrc00当前有效
20.148.160.0/19AS423717639 3356 3360 3360 42375202.69.160.152rrc00当前有效

最近事件窗口

仅统计这个小时内收到事件的对等体与观测节点。

最近观测
2026/11/9 05:00:00
窗口内对等体
1
窗口内观测节点
1
平均路径长度
5.0
最长路径
5

宣告 / 撤销历史

最近 30 条
时间事件起源 ASNAS 路径对等体观测节点
2026/11/9 05:45:44宣告AS42377018 3356 3360 3360 423712.0.1.63rrc00
2026/11/8 17:50:15撤销——102.208.105.2rrc00
2026/11/8 06:25:04宣告AS423755720 2914 3356 3360 3360 423745.116.179.212rrc00
2026/11/7 22:05:05宣告AS423755720 6939 3356 3360 3360 4237103.212.68.10rrc00
2026/11/7 19:20:08宣告AS423738001 3491 3356 3360 3360 4237202.150.221.37rrc00
2026/11/7 19:10:46宣告AS423738001 3491 3356 3360 3360 4237202.150.221.37rrc00
2026/11/7 14:25:15宣告AS4237328840 327727 174 3356 3360 3360 4237102.208.105.2rrc00
2026/11/7 14:25:09撤销——102.208.105.2rrc00
2026/11/7 08:25:08撤销——102.208.105.2rrc00
2026/11/6 17:10:16撤销——102.208.105.2rrc00
2026/11/5 21:10:36宣告AS423749432 215510 31543 174 3356 3360 3360 4237195.128.231.254rrc00
2026/11/5 21:10:34撤销——195.128.231.254rrc00
2026/11/4 20:45:31宣告AS4237206499 34549 6461 46887 3360 3360 423745.14.68.69rrc00
2026/11/4 19:55:05宣告AS4237328840 327727 174 3356 3360 3360 4237102.208.105.2rrc00
2026/11/4 16:15:29宣告AS4237328840 327727 174 3356 3360 3360 4237102.208.105.2rrc00
2026/11/4 16:15:21撤销——102.208.105.2rrc00
2026/11/3 04:00:15撤销——102.208.105.2rrc00
2026/11/3 02:10:30宣告AS4237328840 327727 174 3356 3360 3360 4237102.208.105.2rrc00
2026/11/1 02:50:11宣告AS423749134 53356 6939 3356 3360 3360 423723.129.32.61rrc00
2026/10/23 20:05:13宣告AS423724482 6461 46887 3360 3360 4237203.175.175.15rrc00
2026/10/23 14:40:11宣告AS423759919 9002 3356 3360 3360 42375.178.95.254rrc00
2026/10/23 06:31:00宣告AS423729504 39392 33891 6461 46887 3360 3360 4237185.193.84.191rrc00
2026/10/23 00:00:51宣告AS423757381 42708 6461 46887 3360 3360 4237193.150.22.240rrc00
2026/10/22 22:10:09宣告AS423757381 50304 1299 3356 3360 3360 4237193.150.22.240rrc00
2026/10/21 05:15:08宣告AS42377018 3356 3360 3360 423712.0.1.63rrc00
2026/10/20 00:05:24宣告AS4237216285 8280 6762 3356 3360 3360 423784.54.49.1rrc00
2026/10/18 14:30:11宣告AS4237328840 327727 174 3356 3360 3360 4237102.208.105.2rrc00
2026/10/17 17:30:03撤销——102.208.105.2rrc00
2026/10/17 08:05:26宣告AS423738001 3491 3356 3360 3360 4237202.150.221.37rrc00
2026/10/15 21:05:10宣告AS42371403 577 6461 46887 3360 3360 4237198.58.198.252rrc00

小时变化

近七天窗口 · 2 个时间点
时间宣告撤销对等体观测节点起源 ASNAS 路径
2026/11/9 05:00:00101115.0 / 5
2026/11/8 17:00:0001110—
CHA.LA BGP 画像本页展示已采集的 RIPE RIS 路由状态、小时聚合和宣告 / 撤销事件。起源 ASN、对等体、观测节点代表观测视角,不等同于完整全球路由表。数据源:BGP 路由数据 · 查询窗口:近 7 天