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自治系统

AS204997

First Server Limited

已宣布的 IP 地址
15,104
CIDR 前缀
29
ASN
AS204997

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

53/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 4 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS204997 公告的稳定前缀现在也由另一个 ASN 公告(MOAS — 多源 AS),这是通过我们的 RIPE RIS 收集器检测到的。这通常是良性的(任播、多宿主或近期转移)—— 但它可能预示着路由泄漏或前缀劫持,因此值得检查。

前缀源 ASNs最后检测 (UTC)
46.17.104.122/32 AS50113, AS204997 2026-07-24 23:23:52
185.180.230.0/24 AS50113, AS204997 2026-07-24 23:23:52
135.136.191.105/32 AS50113, AS204997 2026-07-24 17:08:49
185.255.134.120/32 AS50113, AS204997 2026-07-24 15:23:49

AS204997 — 全球 IP 足迹

AS 所在城市204997 拥有可衡量的 IPv4 分配。点击任意圆点可打开该城市的页面。大小和颜色随 IP 数量变化。

在 3D 地球上查看 →

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
45.144.64.0/22 1.0K
0.0%
First Server Limited VG
147.78.64.0/22 1.0K
99.7%
First Server Limited VG
185.139.68.0/22 1.0K
70.3%
First Server Limited VG
185.189.12.0/22 1.0K
85.6%
First Server Limited VG
185.195.24.0/22 1.0K
0.0%
First Server Limited VG
185.255.132.0/22 1.0K
100.0%
First Server Limited VG
104.128.136.0/23 512
48.8%
First Server Limited AE
104.128.140.0/23 512
100.0%
First Server Limited AE
139.28.222.0/23 512
96.5%
First Server Limited VG
178.253.38.0/23 512
26.6%
First Server Limited GR
178.253.44.0/23 512
48.6%
First Server Limited GR
185.104.248.0/23 512
100.0%
First Server Limited VG
185.180.230.0/23 512
87.9%
First Server Limited VG
185.188.182.0/23 512
100.0%
First Server Limited VG
185.204.2.0/23 512
0.0%
First Server Limited VG
185.244.172.0/23 512
99.6%
First Server Limited VG
185.252.146.0/23 512
99.4%
First Server Limited VG
193.109.78.0/23 512
94.1%
First Server Limited VG
46.17.104.0/24 256
97.3%
First Server Limited VG
91.217.81.0/24 256
0.0%
First Server Limited VG
104.128.132.0/24 256
100.0%
First Server Limited AE
135.136.180.0/24 256
0.0%
First Server Limited AE
135.136.188.0/24 256
8.6%
First Server Limited AE
135.136.191.0/24 256
7.4%
First Server Limited AE
185.17.3.0/24 256
99.6%
First Server Limited VG
185.174.138.0/24 256
0.0%
First Server Limited VG
185.204.0.0/24 256
99.6%
First Server Limited VG
185.212.148.0/24 256
100.0%
First Server Limited VG
195.66.114.0/24 256
98.8%
First Server Limited VG

BGP 公告前缀

实时 BGP 异常 →

前缀 AS204997 实际源自 BGP,通过我们的 RIPE RIS 收集器观测。此实时路由视图可能与上述注册分配有所不同。

Prefix公告样本最后观测
104.128.132.0/24 39,286 2026-07-24 23:05:05
104.128.136.0/24 39,158 2026-07-24 23:05:05
104.128.141.0/24 38,923 2026-07-24 23:05:05
104.128.137.0/24 38,702 2026-07-24 23:05:05
104.128.140.0/24 38,633 2026-07-24 23:05:05
178.253.45.0/24 38,357 2026-07-24 23:05:05
185.174.138.0/24 38,348 2026-07-24 23:05:05
178.253.44.0/24 38,193 2026-07-24 23:05:05
135.136.191.0/24 38,003 2026-07-24 23:05:05
135.136.180.0/24 37,746 2026-07-24 23:05:05
178.253.38.0/24 37,705 2026-07-24 23:05:05
135.136.188.0/24 37,685 2026-07-24 23:05:05
178.253.39.0/24 37,437 2026-07-24 23:05:05
139.28.223.0/24 35,753 2026-07-24 22:07:31
185.17.3.0/24 35,741 2026-07-24 22:09:11
45.144.66.0/24 35,733 2026-07-24 22:09:11
147.78.64.0/24 35,694 2026-07-24 22:09:11
45.144.64.0/24 35,694 2026-07-24 22:03:23
91.217.81.0/24 35,665 2026-07-24 22:09:11
46.17.104.0/24 35,665 2026-07-24 22:09:11
147.78.65.0/24 35,651 2026-07-24 22:07:31
45.144.65.0/24 35,564 2026-07-24 22:09:11
147.78.67.0/24 35,552 2026-07-24 22:07:31
139.28.222.0/24 35,480 2026-07-24 22:09:11
147.78.66.0/24 35,479 2026-07-24 22:07:31
185.252.147.0/24 35,473 2026-07-24 22:05:52
45.144.67.0/24 35,415 2026-07-24 22:09:11
185.252.146.0/24 35,313 2026-07-24 22:05:32
185.204.3.0/24 35,312 2026-07-24 22:09:11
185.255.135.0/24 35,309 2026-07-24 22:09:11
185.188.182.0/24 35,308 2026-07-24 22:09:11
185.188.183.0/24 35,277 2026-07-24 22:09:11
185.139.68.0/24 35,249 2026-07-24 22:09:11
185.204.2.0/24 35,203 2026-07-24 22:07:31
185.139.71.0/24 35,183 2026-07-24 22:03:23
185.244.173.0/24 35,181 2026-07-24 22:09:11
185.255.132.0/24 35,144 2026-07-24 22:07:31
185.255.134.0/24 35,143 2026-07-24 22:05:32
185.212.148.0/24 35,101 2026-07-24 22:09:11
185.195.25.0/24 35,079 2026-07-24 22:05:32
185.204.0.0/24 35,074 2026-07-24 22:05:32
185.104.248.0/24 35,070 2026-07-24 21:58:36
193.109.79.0/24 35,062 2026-07-24 22:03:23
185.189.14.0/24 35,062 2026-07-24 21:58:36
185.255.133.0/24 35,057 2026-07-24 22:07:31
185.195.27.0/24 35,053 2026-07-24 22:09:11
185.195.24.0/24 35,050 2026-07-24 22:09:11
185.139.69.0/24 35,046 2026-07-24 22:07:31
195.66.114.0/24 35,018 2026-07-24 22:07:31
185.139.70.0/24 34,921 2026-07-24 22:07:31

显示前 50 of 69 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS204997?

AS204997 是分配给 First Server Limited 的自治系统编号 (Autonomous System Number)。ASN 标识一个控制特定 IP 地址集的网络,并通过 BGP(边界网关协议)确定流量如何在互联网上传输。

AS204997 公告了多少个 IP 地址?

AS204997 公告了 15.1K 个 IPv4 地址,分布在 29 个路由 CIDR 前缀中。 该网络在 Russia 注册。

谁运营 AS204997?

AS204997 由 First Server Limited 运营。 该组织总部位于 Russia。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS204997 在哪个国家注册?

AS204997 在 Russia 注册。这表明网络运营商的总部所在地,尽管其公告的 IP 地址可能服务全球用户。

最后更新:2026-07-24 23:25:31 UTC
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