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
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About AT&T
AT&T Inc., an abbreviation of its predecessor's original name, the American Telephone and Telegraph Company, is an American multinational telecommunications company headquartered at the Whitacre Tower in Downtown Dallas, Texas. AT&T is the world's third-largest telecommunications company by revenue, the third-largest wireless carrier in the United States behind T-Mobile and Verizon, and the nation's largest fiber internet provider.
AS20057 — 全球 IP 足迹
AS 所在城市20057 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。
热门 CIDR 范围
BGP 公告前缀
实时 BGP 异常 →前缀 AS20057 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 |
|---|---|---|
| 166.131.140.0/23 | 11,542 | 2026-09-12 13:03:44 |
| 166.131.190.0/23 | 11,535 | 2026-09-12 13:03:44 |
| 166.219.128.0/20 | 11,417 | 2026-09-12 13:03:44 |
| 107.250.16.0/21 | 11,398 | 2026-09-12 13:02:38 |
| 166.216.197.0/24 | 11,393 | 2026-09-12 13:03:46 |
| 166.184.40.0/22 | 11,361 | 2026-09-12 13:03:44 |
| 166.170.48.0/22 | 11,353 | 2026-09-12 13:03:44 |
| 166.176.56.0/22 | 11,297 | 2026-09-12 13:03:44 |
| 107.127.248.0/22 | 11,209 | 2026-09-12 13:02:38 |
| 135.211.237.0/24 | 11,183 | 2026-09-12 13:02:38 |
| 135.211.232.0/24 | 11,170 | 2026-09-12 13:02:38 |
| 107.84.224.0/19 | 11,132 | 2026-09-12 13:02:38 |
| 166.130.192.0/18 | 11,096 | 2026-09-12 13:03:44 |
| 166.132.0.0/14 | 11,081 | 2026-09-12 13:03:44 |
| 166.131.0.0/16 | 11,071 | 2026-09-12 13:03:44 |
| 107.241.150.0/24 | 11,060 | 2026-09-12 13:02:38 |
| 209.183.48.0/22 | 11,013 | 2026-09-12 13:03:44 |
| 209.183.48.0/23 | 10,986 | 2026-09-12 13:03:44 |
| 166.216.0.0/17 | 10,949 | 2026-09-12 13:03:44 |
| 166.216.198.0/23 | 10,893 | 2026-09-12 13:03:44 |
| 166.215.128.0/17 | 10,859 | 2026-09-12 13:03:44 |
| 166.219.0.0/16 | 10,857 | 2026-09-12 13:03:44 |
| 166.218.128.0/17 | 10,852 | 2026-09-12 13:03:44 |
| 166.218.0.0/17 | 10,842 | 2026-09-12 13:03:44 |
| 166.216.200.0/24 | 10,832 | 2026-09-12 13:03:44 |
| 166.213.0.0/16 | 10,813 | 2026-09-12 13:03:44 |
| 166.193.16.0/20 | 10,808 | 2026-09-12 13:03:44 |
| 166.195.16.0/22 | 10,791 | 2026-09-12 13:03:44 |
| 166.215.0.0/17 | 10,775 | 2026-09-12 13:03:44 |
| 166.172.184.0/22 | 10,774 | 2026-09-12 13:03:44 |
| 166.216.192.0/23 | 10,754 | 2026-09-12 13:03:44 |
| 108.144.224.0/20 | 10,421 | 2026-09-12 13:02:38 |
| 107.85.196.0/23 | 10,291 | 2026-09-12 13:02:38 |
| 12.72.253.0/24 | 10,123 | 2026-09-12 13:02:38 |
| 166.172.188.0/22 | 10,099 | 2026-09-12 13:03:44 |
| 166.203.32.0/20 | 10,029 | 2026-09-12 13:03:44 |
| 107.250.24.0/21 | 9,938 | 2026-09-12 13:02:38 |
| 135.211.206.0/24 | 9,902 | 2026-09-12 13:02:38 |
| 166.137.176.0/22 | 9,896 | 2026-09-12 13:03:44 |
| 135.211.200.0/24 | 9,894 | 2026-09-12 13:02:38 |
| 166.171.248.0/22 | 9,887 | 2026-09-12 13:03:44 |
| 166.147.68.0/24 | 9,831 | 2026-09-12 13:03:44 |
| 166.131.116.0/23 | 9,829 | 2026-09-12 13:03:44 |
| 166.134.0.0/15 | 9,822 | 2026-09-12 13:03:44 |
| 166.131.229.0/24 | 9,815 | 2026-09-12 13:03:44 |
| 166.131.110.0/24 | 9,814 | 2026-09-12 13:03:44 |
| 166.131.172.0/23 | 9,812 | 2026-09-12 13:03:44 |
| 166.136.170.0/23 | 9,804 | 2026-09-12 13:03:44 |
| 166.131.230.0/24 | 9,804 | 2026-09-12 13:03:44 |
| 166.137.104.0/22 | 9,794 | 2026-09-12 13:03:44 |
显示前 50 of 1,475 按样本量公告的前缀。
Frequently Asked Questions
什么是 AS20057？
AS20057 是分配给 AT&T Enterprises, LLC 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。
AS20057 公告了多少个 IP 地址？
AS20057 公告了 3.95M 个 IPv4 地址，分布在 167 个路由 CIDR 前缀中。 该网络在 United States 注册。
谁运营 AS20057？
AS20057 由 AT&T Enterprises, LLC 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。
AS20057 在哪个国家注册？
AS20057 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。
