AS7497
Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
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 CSTNET
CSTNET or China Science and Technology Network offers Internet services to the Chinese education, research, scientific and technical communities, relevant government departments and hi-tech enterprises, providing services such as network access, host trusteeship, virtual host and domain name registration etc. On April 20, 1994, CSTNET launched the first national formal Internet link and this became the earliest direct global connected Internet in the country.
Network profile
Source: PeeringDB →热门 CIDR 范围
BGP 公告前缀
实时 BGP 异常 →前缀 AS7497 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 |
|---|---|---|
| 119.78.132.0/22 | 96,385 | 2026-07-25 16:00:17 |
| 210.72.136.0/24 | 95,337 | 2026-07-25 16:00:17 |
| 210.72.142.0/24 | 95,296 | 2026-07-25 16:00:17 |
| 210.72.130.0/24 | 95,249 | 2026-07-25 16:00:17 |
| 210.72.24.0/24 | 28,864 | 2026-07-25 15:59:29 |
| 119.78.160.0/22 | 14,344 | 2026-07-25 16:00:09 |
| 210.73.36.0/24 | 14,271 | 2026-07-25 16:00:09 |
| 119.78.216.0/24 | 13,959 | 2026-07-25 15:59:44 |
| 210.75.238.0/24 | 12,256 | 2026-07-25 15:59:44 |
| 210.73.62.0/23 | 11,769 | 2026-07-25 15:16:33 |
| 210.72.23.0/24 | 11,701 | 2026-07-25 15:16:33 |
| 159.226.140.0/23 | 11,171 | 2026-07-25 15:59:44 |
| 159.226.142.0/24 | 11,131 | 2026-07-25 15:59:44 |
| 210.75.234.0/24 | 11,046 | 2026-07-25 15:59:44 |
| 124.16.249.0/24 | 9,417 | 2026-07-25 15:59:44 |
| 124.16.255.0/24 | 9,412 | 2026-07-25 15:59:44 |
| 210.77.91.0/24 | 9,384 | 2026-07-25 16:00:17 |
| 210.73.10.0/24 | 9,374 | 2026-07-25 15:59:44 |
| 210.72.128.0/24 | 8,853 | 2026-07-25 15:59:44 |
| 202.127.19.0/24 | 8,389 | 2026-07-25 15:59:44 |
| 202.127.30.0/23 | 8,369 | 2026-07-25 15:59:44 |
| 124.16.130.0/23 | 8,151 | 2026-07-25 15:59:44 |
| 210.75.225.0/24 | 8,078 | 2026-07-25 15:59:44 |
| 159.226.219.0/24 | 8,071 | 2026-07-25 15:59:44 |
| 159.226.59.0/24 | 8,043 | 2026-07-25 15:59:44 |
| 159.226.60.0/24 | 8,028 | 2026-07-25 15:59:44 |
| 159.226.143.0/24 | 7,745 | 2026-07-25 16:00:12 |
| 210.73.50.0/24 | 7,477 | 2026-07-25 15:59:44 |
| 210.75.239.0/24 | 7,392 | 2026-07-25 16:00:12 |
| 159.226.130.0/24 | 7,162 | 2026-07-25 15:59:44 |
| 119.78.236.0/22 | 7,156 | 2026-07-25 15:59:44 |
| 210.72.70.0/23 | 7,107 | 2026-07-25 15:59:44 |
| 210.72.9.0/24 | 7,104 | 2026-07-25 15:59:44 |
| 202.127.155.0/24 | 7,074 | 2026-07-25 16:00:20 |
| 202.127.156.0/24 | 7,068 | 2026-07-25 16:00:20 |
| 124.16.26.0/23 | 7,002 | 2026-07-25 15:59:44 |
| 124.16.174.0/23 | 6,952 | 2026-07-25 15:59:44 |
| 159.226.236.0/23 | 6,873 | 2026-07-25 15:59:44 |
| 119.78.172.0/23 | 6,850 | 2026-07-25 15:59:44 |
| 119.78.165.0/24 | 6,846 | 2026-07-25 15:59:44 |
| 159.226.90.0/23 | 6,842 | 2026-07-25 15:59:44 |
| 119.78.168.0/22 | 6,836 | 2026-07-25 15:59:44 |
| 159.226.235.0/24 | 6,814 | 2026-07-25 15:59:44 |
| 210.73.34.0/24 | 6,789 | 2026-07-25 15:59:44 |
| 119.78.167.0/24 | 6,779 | 2026-07-25 15:59:44 |
| 119.78.6.0/24 | 6,751 | 2026-07-25 16:00:17 |
| 223.193.34.0/24 | 6,649 | 2026-07-25 15:59:44 |
| 119.78.80.0/23 | 6,617 | 2026-07-25 15:59:44 |
| 119.78.84.0/23 | 6,599 | 2026-07-25 15:59:44 |
| 210.75.236.0/24 | 6,562 | 2026-07-25 15:59:44 |
显示前 50 of 469 按样本量公告的前缀。
Frequently Asked Questions
什么是 AS7497？
AS7497 是分配给 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) 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。
AS7497 公告了多少个 IP 地址？
AS7497 公告了 867.8K 个 IPv4 地址，分布在 26 个路由 CIDR 前缀中。 该网络在 China 注册。
谁运营 AS7497？
AS7497 由 Computer Network Information Center of Chinese Academy of Sciences CNIC-CAS 运营。 该组织总部位于 China。 您可以在组织页面查看所有 IP 范围和相关 ASNs。
AS7497 在哪个国家注册？
AS7497 在 China 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。
