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自治系统

AS409

Air Force Systems Networking

已宣布的 IP 地址
269,312
CIDR 前缀
7
ASN
AS409

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.

61/100
Moderate
How this score is built

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

⚠ 2 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS409 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)
132.15.0.0/16 AS399, AS409, AS427 2026-07-25 15:38:58
132.15.225.0/24 AS399, AS409, AS427 2026-07-25 15:38:58

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
131.36.0.0/16 65.5K
0.0%
Air Force Systems Networking US
131.47.0.0/16 65.5K
0.0%
Air Force Systems Networking US
132.15.0.0/16 65.5K
0.0%
Air Force Systems Networking US
132.20.0.0/16 65.5K
0.0%
Air Force Systems Networking US
131.36.128.0/17 32.8K
0.0%
Air Force Systems Networking US
132.20.0.0/17 32.8K
0.0%
Air Force Systems Networking US
131.36.0.0/18 16.4K
0.0%
Air Force Systems Networking US
132.20.192.0/18 16.4K
0.0%
Air Force Systems Networking US
131.36.64.0/19 8.2K
0.0%
Air Force Systems Networking US
132.20.160.0/19 8.2K
0.0%
Air Force Systems Networking US
128.216.0.0/20 4.1K
0.4%
Air Force Systems Networking US
131.36.96.0/20 4.1K
0.0%
Air Force Systems Networking US
132.20.144.0/20 4.1K
0.0%
Air Force Systems Networking US
131.36.112.0/21 2.0K
0.0%
Air Force Systems Networking US
132.20.128.0/21 2.0K
0.0%
Air Force Systems Networking US
143.140.64.0/21 2.0K
0.0%
Air Force Systems Networking US
131.36.124.0/22 1.0K
0.0%
Air Force Systems Networking US
132.3.8.0/22 1.0K
1.4%
Air Force Systems Networking US
132.20.140.0/22 1.0K
0.0%
Air Force Systems Networking US
131.36.122.0/23 512
0.0%
Air Force Systems Networking US
132.20.138.0/23 512
0.0%
Air Force Systems Networking US
131.36.120.0/24 256
0.0%
Air Force Systems Networking JP
131.36.121.0/24 256
0.0%
Air Force Systems Networking US
132.20.136.0/24 256
0.0%
Air Force Systems Networking US
132.20.137.0/24 256
0.0%
Air Force Systems Networking JP

BGP 公告前缀

实时 BGP 异常 →

前缀 AS409 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
128.216.0.0/20 234,472 2026-07-25 21:56:41
131.47.0.0/16 40,104 2026-07-25 21:56:41
131.47.100.0/24 38,102 2026-07-25 21:56:41
131.47.106.0/24 35,984 2026-07-25 21:56:41
132.15.0.0/16 28,517 2026-07-25 21:57:22
132.15.225.0/24 28,505 2026-07-25 21:57:22
131.36.0.0/16 16,093 2026-07-25 21:56:41
143.140.64.0/21 16,016 2026-07-25 21:56:41
143.140.70.0/24 15,950 2026-07-25 21:56:41
131.36.116.0/24 15,919 2026-07-25 21:56:41
132.3.8.0/22 14,887 2026-07-25 21:56:41
132.20.251.0/24 13,508 2026-07-25 21:56:41
132.20.0.0/16 13,399 2026-07-25 21:56:41
143.147.80.0/21 2,876 2026-07-17 07:10:15
131.38.0.0/16 2,823 2026-07-17 07:09:11
143.146.192.0/19 2,820 2026-07-17 07:09:11
131.38.120.0/24 2,813 2026-07-17 07:09:11
131.49.0.0/16 2,793 2026-07-17 07:09:11
132.61.176.0/24 928 2026-07-17 07:59:47
192.77.104.0/24 928 2026-07-17 07:59:47
198.218.204.0/24 925 2026-07-17 07:59:47
132.61.0.0/16 887 2026-07-17 07:59:47
132.16.0.0/16 859 2026-07-17 07:59:17

Frequently Asked Questions

什么是 AS409?

AS409 是分配给 Air Force Systems Networking 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。

AS409 公告了多少个 IP 地址?

AS409 公告了 269.3K 个 IPv4 地址,分布在 7 个路由 CIDR 前缀中。 该网络在 United States 注册。

谁运营 AS409?

AS409 由 Air Force Systems Networking 运营。 该组织总部位于 United States。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS409 在哪个国家注册?

AS409 在 United States 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:2026-07-26 02:40:31 UTC
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