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自治系统

AS55374

FUJITSU LIMITED

已宣布的 IP 地址
76,544
CIDR 前缀
81
ASN
AS55374

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.

57/100
Caution
How this score is built

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

⚠ 3 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS55374 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)
125.0.147.0/24 AS55374, AS55386 2026-09-11 20:10:58
175.184.41.0/24 AS55374, AS55386 2026-09-11 20:10:58
121.94.174.0/24 AS55374, AS55386 2026-09-11 19:55:56

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
111.171.192.0/19 8.2K
2.6%
Fujitsu Limited. JP
133.162.192.0/19 8.2K
0.0%
Fujitsu Limited. JP
133.162.64.0/20 4.1K
0.5%
Fujitsu Limited. JP
133.162.96.0/20 4.1K
0.1%
Fujitsu Limited. JP
164.70.0.0/20 4.1K
4.2%
Fujitsu Limited. JP Kanagawa Fujisawa
61.210.160.0/21 2.0K
2.1%
Fujitsu Limited. JP
111.64.88.0/21 2.0K
0.2%
Fujitsu Limited. JP
116.83.184.0/21 2.0K
1.5%
Fujitsu Limited. JP
124.24.32.0/21 2.0K
0.1%
Fujitsu Limited. JP
124.24.56.0/21 2.0K
1.9%
Fujitsu Limited. JP Tokyo Fukagawa
133.162.160.0/21 2.0K
0.0%
Fujitsu Limited. JP
164.70.16.0/21 2.0K
3.5%
Fujitsu Limited. JP
175.184.32.0/21 2.0K
1.9%
Fujitsu Limited. JP
61.121.80.0/22 1.0K
2.3%
Fujitsu Limited. JP
125.0.144.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.116.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.140.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.224.0/22 1.0K
0.6%
Fujitsu Limited. JP
175.184.44.0/22 1.0K
1.8%
Fujitsu Limited. JP
222.158.196.0/22 1.0K
0.7%
Fujitsu Limited. JP
222.158.208.0/22 1.0K
0.5%
Fujitsu Limited. JP
222.158.216.0/22 1.0K
1.4%
Fujitsu Limited. JP
222.158.236.0/22 1.0K
1.1%
Fujitsu Limited. JP
61.121.98.0/23 512
10.5%
Fujitsu Limited. JP
111.171.132.0/23 512
0.4%
Fujitsu Limited. JP
115.177.234.0/23 512
1.0%
Fujitsu Limited. JP
115.177.236.0/23 512
0.4%
Fujitsu Limited. JP
121.94.80.0/23 512
1.4%
Fujitsu Limited. JP
121.94.172.0/23 512
0.6%
Fujitsu Limited. JP
121.95.100.0/23 512
0.8%
Fujitsu Limited. JP
124.25.70.0/23 512
0.2%
Fujitsu Limited. JP
125.0.126.0/23 512
1.4%
Fujitsu Limited. JP
125.0.128.0/23 512
0.0%
Fujitsu Limited. JP
125.0.144.0/23 512
0.0%
Fujitsu Limited. JP
125.1.78.0/23 512
0.2%
Fujitsu Limited. JP
125.1.222.0/23 512
0.4%
Fujitsu Limited. JP
125.1.224.0/23 512
1.2%
Fujitsu Limited. JP
133.162.114.0/23 512
0.0%
Fujitsu Limited. JP
133.162.124.0/23 512
0.0%
Fujitsu Limited. JP
133.162.130.0/23 512
0.4%
Fujitsu Limited. JP
133.162.132.0/23 512
0.4%
Fujitsu Limited. JP
133.162.176.0/23 512
0.0%
Fujitsu Limited. JP
133.162.230.0/23 512
0.0%
Fujitsu Limited. JP
133.162.252.0/23 512
0.0%
Fujitsu Limited. JP
175.184.42.0/23 512
0.4%
Fujitsu Limited. JP
175.184.120.0/23 512
0.2%
Fujitsu Limited. JP
202.248.238.0/23 512
22.9%
Fujitsu Limited. JP
222.158.206.0/23 512
0.0%
Fujitsu Limited. JP
222.158.214.0/23 512
0.2%
Fujitsu Limited. JP
222.158.220.0/23 512
0.2%
Fujitsu Limited. JP
61.121.125.0/24 256
0.0%
Fujitsu Limited. JP
111.171.134.0/24 256
0.0%
Fujitsu Limited. JP
116.83.160.0/24 256
0.0%
Fujitsu Limited. JP
121.94.79.0/24 256
0.8%
Fujitsu Limited. JP
121.94.82.0/24 256
0.0%
Fujitsu Limited. JP
121.94.171.0/24 256
0.4%
Fujitsu Limited. JP
121.94.174.0/24 256
7.4%
Fujitsu Limited. JP
121.94.214.0/24 256
0.4%
Fujitsu Limited. JP
124.25.69.0/24 256
0.0%
Fujitsu Limited. JP
124.25.72.0/24 256
0.0%
Fujitsu Limited. JP
125.0.146.0/24 256
0.0%
Fujitsu Limited. JP
125.1.77.0/24 256
0.0%
Fujitsu Limited. JP
125.1.80.0/24 256
2.7%
Fujitsu Limited. JP
133.162.126.0/24 256
0.0%
Fujitsu Limited. JP
133.162.129.0/24 256
0.0%
Fujitsu Limited. JP
133.162.134.0/24 256
0.0%
Fujitsu Limited. JP
133.162.185.0/24 256
0.0%
Fujitsu Limited. JP
133.162.186.0/24 256
0.4%
Fujitsu Limited. JP
133.162.234.0/24 256
0.0%
Fujitsu Limited. JP
133.162.236.0/24 256
0.0%
Fujitsu Limited. JP
133.162.245.0/24 256
0.0%
Fujitsu Limited. JP
133.162.248.0/24 256
0.0%
Fujitsu Limited. JP
133.162.253.0/24 256
0.0%
Fujitsu Limited. JP
175.184.41.0/24 256
0.0%
Fujitsu Limited. JP
175.184.122.0/24 256
0.0%
Fujitsu Limited. JP
202.219.63.0/24 256
43.4%
Fujitsu Limited. JP
202.248.37.0/24 256
46.1%
Fujitsu Limited. JP
202.248.89.0/24 256
12.5%
Fujitsu Limited. JP
202.248.141.0/24 256
31.6%
Fujitsu Limited. JP
202.248.175.0/24 256
21.5%
Fujitsu Limited. JP
210.131.5.0/24 256
17.2%
Fujitsu Limited. JP
220.209.74.0/24 256
0.0%
Fujitsu Limited. JP
222.158.205.0/24 256
0.0%
Fujitsu Limited. JP

BGP 公告前缀

实时 BGP 异常 →

前缀 AS55374 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
133.162.140.0/23 19,460 2026-09-11 19:26:48
133.162.132.0/23 19,071 2026-09-11 19:26:48
133.162.134.0/24 18,763 2026-09-11 19:26:47
133.162.130.0/23 12,481 2026-09-11 19:26:48
133.162.231.0/24 12,314 2026-09-02 06:27:33
133.162.253.0/24 11,332 2026-09-02 07:10:31
133.162.248.0/24 11,266 2026-09-02 07:10:31
133.162.245.0/24 11,203 2026-09-02 08:20:17
111.171.200.0/24 11,032 2026-09-11 19:41:44
133.162.234.0/24 10,981 2026-09-02 06:44:29
125.1.78.0/24 10,836 2026-09-11 19:41:44
133.162.230.0/24 10,816 2026-09-02 07:10:31
111.64.93.0/24 10,772 2026-09-11 19:41:44
133.162.186.0/24 10,493 2026-09-09 04:44:28
133.162.104.0/24 10,365 2026-09-09 04:44:28
133.162.252.0/24 10,293 2026-08-20 10:33:40
61.121.98.0/24 10,238 2026-09-11 19:26:16
61.121.99.0/24 10,179 2026-09-11 19:26:16
61.121.125.0/24 9,929 2026-09-11 19:26:16
61.121.80.0/22 9,905 2026-09-11 19:26:16
111.171.192.0/19 9,894 2026-09-11 19:26:47
61.210.160.0/21 9,884 2026-09-11 19:26:16
133.162.224.0/22 9,823 2026-09-11 19:26:48
133.162.106.0/23 9,732 2026-09-11 19:26:48
133.162.108.0/22 9,727 2026-09-11 19:26:48
125.1.80.0/24 9,674 2026-09-11 19:26:47
125.1.78.0/23 9,577 2026-09-11 19:26:47
111.64.88.0/21 9,490 2026-09-11 19:26:47
124.24.32.0/21 9,488 2026-09-11 19:26:47
133.162.185.0/24 9,466 2026-09-11 19:26:48
116.83.160.0/24 9,454 2026-09-11 19:26:47
124.25.69.0/24 9,452 2026-09-11 19:26:47
125.1.222.0/23 9,444 2026-09-11 19:26:47
116.83.184.0/21 9,437 2026-09-11 19:26:47
125.1.224.0/23 9,414 2026-09-11 19:26:47
133.162.176.0/23 9,395 2026-09-11 19:26:47
133.162.96.0/21 9,392 2026-09-11 19:26:47
133.162.236.0/24 9,390 2026-09-11 19:26:47
133.162.142.0/23 9,390 2026-09-11 19:26:47
175.184.32.0/21 9,375 2026-09-11 19:26:47
125.0.144.0/23 9,363 2026-09-11 19:26:47
202.248.37.0/24 9,212 2026-09-11 19:26:47
202.248.239.0/24 9,194 2026-09-11 19:26:47
202.248.175.0/24 9,090 2026-09-11 19:26:47
222.158.214.0/23 9,065 2026-09-11 19:26:47
121.94.80.0/23 9,048 2026-09-11 19:26:47
133.162.124.0/24 9,038 2026-09-11 19:26:47
121.95.100.0/23 9,031 2026-09-11 19:26:47
202.248.141.0/24 9,020 2026-09-11 19:26:47
202.248.89.0/24 8,996 2026-09-11 19:26:47

显示前 50 of 133 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS55374?

AS55374 是分配给 FUJITSU 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。

AS55374 公告了多少个 IP 地址?

AS55374 公告了 76.5K 个 IPv4 地址,分布在 81 个路由 CIDR 前缀中。 该网络在 Japan 注册。

谁运营 AS55374?

AS55374 由 Fujitsu Limited. 运营。 该组织总部位于 Japan。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS55374 在哪个国家注册?

AS55374 在 Japan 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:2026-09-11 20:11:38 UTC
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