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.
- Baseline (neutral) 65
- Academic allocation +6
- Trust score 71 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About Rice University
William Marsh Rice University, also known as Rice University, is a private research university in Houston, Texas, United States. Established in 1912, it spans 300 acres.
Network profile
Source: PeeringDB →Present at 3 internet exchanges: Equinix Dallas, HOUIX: Main, Equinix Ashburn
热门 CIDR 范围
| CIDR | IP 地址 | PTR Density | 组织 | 国家 | State | City |
|---|---|---|---|---|---|---|
| 198.32.224.0/20 | 4.1K |
76.2%
|
Rice University | US | Texas | Houston |
| 198.32.232.0/21 | 2.0K |
0.0%
|
Rice University | US | — | — |
| 198.32.224.0/22 | 1.0K |
0.0%
|
Rice University | US | — | — |
| 198.32.228.0/23 | 512 |
0.0%
|
Rice University | US | — | — |
| 198.32.230.0/24 | 256 |
0.0%
|
Rice University | US | — | — |
| 198.32.231.0/25 | 128 |
0.0%
|
Rice University | US | — | — |
| 198.32.231.128/25 | 128 |
0.0%
|
Rice University | NP | — | — |
BGP 公告前缀
实时 BGP 异常 →前缀 AS4557 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 |
|---|---|---|
| 198.32.234.0/24 | 8,523 | 2026-07-27 10:21:16 |
| 198.32.233.0/24 | 8,521 | 2026-07-27 10:21:16 |
| 198.32.232.0/24 | 8,488 | 2026-07-27 10:21:16 |
| 198.32.224.0/20 | 8,484 | 2026-07-27 10:21:16 |
| 198.32.238.0/24 | 8,187 | 2026-07-27 10:21:18 |
| 198.32.229.0/24 | 88 | 2026-07-23 09:35:45 |
Frequently Asked Questions
什么是 AS4557?
AS4557 是分配给 Rice University 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。
AS4557 公告了多少个 IP 地址?
AS4557 公告了 4.1K 个 IPv4 地址,分布在 1 个路由 CIDR 前缀中。 该网络在 United States 注册。
谁运营 AS4557?
AS4557 由 Rice University 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。
AS4557 在哪个国家注册?
AS4557 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。