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自治系统

AS553

Universitaet Stuttgart

Universitaet Stuttgart Germany 🌐 belwue.de
已宣布的 IP 地址
2,109,696
CIDR 前缀
51
ASN
AS553

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.

59/100
Caution
How this score is built
  • Baseline (neutral) 65
  • Multiple-origin (MOAS) routing anomaly −12
  • Academic allocation +6
  • Trust score 59 / 100

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

About BelWü

Educational organization in Baden-Württemberg.

Founded
1987
Official website ↗ Data from Wikidata

⚠ 1 MOAS 前缀 — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS553 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)
45.12.171.0/24 AS553, AS25538 2026-07-25 10:08:56

Network profile

Source: PeeringDB →
Network type Educational/Research
Traffic level 100-200Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open
IRR record AS-BELWUE

Present at 5 internet exchanges: DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, Stuttgart-IX: PeeringLAN, MegaIX Frankfurt, BW-IX Karlsruhe: PeeringLAN, Rheintal IX: Peering-LAN

Website ↗ Looking glass ↗

AS553 — 全球 IP 足迹

AS 所在城市553 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
141.18.0.0/15 131.1K
2.2%
Universitaet Stuttgart DE Baden-Wurttemberg Nußloch
141.68.0.0/15 131.1K
2.7%
Universitaet Stuttgart DE Baden-Wurttemberg Deilingen
129.69.0.0/16 65.5K
24.9%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
129.143.0.0/16 65.5K
4.7%
Universitaet Stuttgart DE Baden-Wurttemberg Tübingen
129.206.0.0/16 65.5K
48.8%
Universitaet Stuttgart DE Baden-Wurttemberg Weinheim
132.230.0.0/16 65.5K
10.1%
Universitaet Stuttgart DE Baden-Wurttemberg Freiburg im Breisgau
134.2.0.0/16 65.5K
26.5%
Universitaet Stuttgart DE Baden-Wurttemberg Tübingen
134.34.0.0/16 65.5K
19.9%
Universitaet Stuttgart DE Baden-Wurttemberg Konstanz
134.60.0.0/16 65.5K
28.5%
Universitaet Stuttgart DE Baden-Wurttemberg Schelklingen
134.103.0.0/16 65.5K
0.9%
Universitaet Stuttgart DE Baden-Wurttemberg Kusterdingen
134.108.0.0/16 65.5K
18.5%
Universitaet Stuttgart DE Baden-Wurttemberg Esslingen am Neckar
134.155.0.0/16 65.5K
0.7%
Universitaet Stuttgart DE Baden-Wurttemberg Mannheim
141.7.0.0/16 65.5K
5.2%
Universitaet Stuttgart DE Baden-Wurttemberg Leingarten
141.10.0.0/16 65.5K
2.5%
Universitaet Stuttgart DE Baden-Wurttemberg Remseck am Neckar
141.28.0.0/16 65.5K
2.7%
Universitaet Stuttgart DE Baden-Wurttemberg Furtwangen im Schwarzwald
141.31.0.0/16 65.5K
5.6%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
141.37.0.0/16 65.5K
15.3%
Universitaet Stuttgart DE Baden-Wurttemberg Konstanz
141.47.0.0/16 65.5K
2.9%
Universitaet Stuttgart DE Baden-Wurttemberg Pforzheim
141.58.0.0/16 65.5K
38.1%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
141.62.0.0/16 65.5K
0.1%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
141.70.0.0/16 65.5K
13.5%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
141.72.0.0/16 65.5K
10.4%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
141.79.0.0/16 65.5K
26.5%
Universitaet Stuttgart DE Baden-Wurttemberg Offenburg
141.87.0.0/16 65.5K
0.8%
Universitaet Stuttgart DE Baden-Wurttemberg Albstadt
144.41.0.0/16 65.5K
20.5%
Universitaet Stuttgart DE Baden-Wurttemberg Leinfelden-Echterdingen
147.142.0.0/16 65.5K
50.5%
Universitaet Stuttgart DE Baden-Wurttemberg Heidelberg
161.42.0.0/16 65.5K
0.0%
Universitaet Stuttgart DE — —
193.197.0.0/16 65.5K
15.8%
Universitaet Stuttgart DE Baden-Wurttemberg Karlsruhe
141.59.0.0/17 32.8K
0.0%
Universitaet Stuttgart DE Bavaria Weißenhorn
193.196.128.0/17 32.8K
33.6%
Universitaet Stuttgart DE Baden-Wurttemberg Freiburg im Breisgau
141.59.128.0/18 16.4K
0.0%
Universitaet Stuttgart DE Bavaria Weißenhorn
193.196.64.0/18 16.4K
25.0%
Universitaet Stuttgart DE Baden-Wurttemberg Karlsruhe
141.59.192.0/19 8.2K
0.0%
Universitaet Stuttgart DE Bavaria Weißenhorn
192.52.0.0/19 8.2K
6.3%
Universitaet Stuttgart DE Baden-Wurttemberg Breisach
193.196.0.0/19 8.2K
18.7%
Universitaet Stuttgart DE Baden-Wurttemberg Mannheim
141.59.224.0/20 4.1K
0.0%
Universitaet Stuttgart DE Bavaria Weißenhorn
192.52.32.0/20 4.1K
0.5%
Universitaet Stuttgart DE — —
193.196.48.0/20 4.1K
0.4%
Universitaet Stuttgart DE — —
141.59.248.0/21 2.0K
0.0%
Universitaet Stuttgart DE Bavaria Weißenhorn
45.90.132.0/22 1.0K
41.0%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
185.134.84.0/22 1.0K
0.1%
Universitaet Stuttgart DE Baden-Wurttemberg Stuttgart
192.108.36.0/22 1.0K
4.8%
Universitaet Stuttgart DE — —
192.108.40.0/22 1.0K
0.0%
Universitaet Stuttgart DE — —
192.52.48.0/23 512
0.0%
Universitaet Stuttgart DE — —
153.96.83.0/24 256
0.4%
Universitaet Stuttgart DE — —
178.251.231.0/24 256
0.0%
Universitaet Stuttgart DE Hesse Frankfurt am Main
192.42.143.0/24 256
0.0%
Universitaet Stuttgart DE — —
192.52.50.0/24 256
0.4%
Universitaet Stuttgart DE — —
192.67.208.0/24 256
0.8%
Universitaet Stuttgart DE — —
192.108.35.0/24 256
0.0%
Universitaet Stuttgart DE — —
192.108.44.0/24 256
0.0%
Universitaet Stuttgart DE — —

BGP 公告前缀

实时 BGP 异常 →

前缀 AS553 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
185.134.84.0/22 15,377 2026-07-25 08:36:38
129.206.0.0/16 12,998 2026-07-25 08:31:25
147.142.0.0/16 11,688 2026-07-25 08:31:25
134.60.0.0/16 10,519 2026-07-25 08:31:25
161.42.0.0/16 10,048 2026-07-25 08:31:25
193.196.130.0/23 9,978 2026-07-25 08:31:30
193.196.129.0/24 9,248 2026-07-25 08:31:30
134.108.0.0/16 8,303 2026-07-25 08:31:25
193.197.94.0/24 7,996 2026-07-25 08:33:05
193.197.64.0/22 7,764 2026-07-25 08:31:30
178.251.231.0/24 7,702 2026-07-25 08:37:20
193.197.85.0/24 7,586 2026-07-25 08:31:30
45.90.132.0/22 7,448 2026-07-25 08:36:38
192.108.40.0/22 7,370 2026-07-25 08:36:38
192.108.36.0/22 7,308 2026-07-25 08:36:38
192.108.44.0/24 7,278 2026-07-25 08:36:38
192.108.35.0/24 7,237 2026-07-25 08:36:38
134.155.0.0/16 7,125 2026-07-25 08:31:25
193.196.13.0/24 6,988 2026-07-25 08:31:30
192.52.32.0/20 6,800 2026-07-25 08:31:30
192.52.48.0/23 6,785 2026-07-25 08:31:30
192.52.50.0/24 6,776 2026-07-25 08:31:30
132.230.0.0/16 6,743 2026-07-25 08:31:25
193.196.16.0/20 6,535 2026-07-25 08:31:30
144.41.0.0/16 6,528 2026-07-25 08:36:38
129.69.0.0/16 6,520 2026-07-25 08:31:25
141.37.0.0/16 6,475 2026-07-25 08:36:38
134.2.0.0/16 6,455 2026-07-25 08:31:25
192.42.143.0/24 6,452 2026-07-25 08:31:30
193.196.192.0/18 6,447 2026-07-25 08:31:30
141.10.0.0/16 6,433 2026-07-25 08:36:38
193.196.152.0/24 6,426 2026-07-25 08:31:30
141.47.0.0/16 6,417 2026-07-25 08:36:38
193.196.166.0/23 6,415 2026-07-25 08:31:30
193.197.168.0/21 6,383 2026-07-25 08:31:30
193.196.0.0/21 6,363 2026-07-25 08:31:30
141.7.0.0/16 6,362 2026-07-25 08:36:38
141.62.0.0/17 6,353 2026-07-25 08:36:38
141.87.0.0/16 6,350 2026-07-25 08:36:38
193.196.154.0/23 6,348 2026-07-25 08:31:30
141.31.0.0/16 6,347 2026-07-25 08:36:38
193.197.149.0/24 6,346 2026-07-25 08:31:30
141.79.0.0/16 6,345 2026-07-25 08:36:38
193.197.32.0/19 6,340 2026-07-25 08:31:30
193.196.160.0/22 6,333 2026-07-25 08:31:30
193.197.130.0/24 6,323 2026-07-25 08:31:30
193.197.8.0/22 6,321 2026-07-25 08:31:30
193.196.156.0/22 6,319 2026-07-25 08:31:30
192.52.0.0/19 6,316 2026-07-25 08:31:30
193.197.224.0/19 6,306 2026-07-25 08:31:30

显示前 50 of 103 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS553？

AS553 是分配给 Universitaet Stuttgart 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。

AS553 公告了多少个 IP 地址？

AS553 公告了 2.11M 个 IPv4 地址，分布在 51 个路由 CIDR 前缀中。 该网络在 Germany 注册。

谁运营 AS553？

AS553 由 Universitaet Stuttgart 运营。 该组织总部位于 Germany。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS553 在哪个国家注册？

AS553 在 Germany 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：2026-07-25 10:10:31 UTC
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