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AS1221

Telstra Limited

Telstra Limited Australia 🌐 telstra.com.au
已宣布的 IP 地址
13,388,800
CIDR 前缀
307
ASN
AS1221

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.

58/100
Caution
How this score is built
  • Baseline (neutral) 65
  • Multiple-origin (MOAS) routing anomaly −12
  • Isp allocation +5
  • Trust score 58 / 100

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

About Telstra

Telstra Group Limited is an Australian telecommunications company that builds and operates telecommunications networks and markets related products and services. It is a member of the S&P/ASX 20 stock index, and is Australia's largest telecommunications company by market share.

Founded
1975
Headquarters
Melbourne
Industry
telecommunications
Employees
31,931
Official website ↗ Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

⚠ 2 MOAS 前缀es — 检测到多源 ASNs

所有 MOAS 异常 →

此前由 AS1221 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)
159.222.184.0/24 AS1221, AS38882 2026-07-25 05:23:54
148.80.1.0/24 AS1221, AS4826 2026-07-25 05:23:54

Network profile

Source: PeeringDB →
Geographic scope Australia
Traffic ratio Not Disclosed
Peering policy Selective
IRR record APNIC::AS1221:AS-TELSTRA
Website ↗ Looking glass ↗

Web3 footprint

AS1221 hosts 2 observed decentralized-network nodes across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

IPFS IPFS 2

AS1221 — 全球 IP 足迹

AS 所在城市1221 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
1.128.0.0/11 2.10M
8.8%
Telstra Limited AU Victoria Melbourne
1.128.0.0/12 1.05M
0.0%
Telstra Limited AU Victoria Melbourne
58.160.0.0/12 1.05M
67.8%
Telstra Limited AU Western Australia Perth
101.176.0.0/12 1.05M
85.4%
Telstra Limited AU New South Wales Sydney
121.208.0.0/12 1.05M
85.9%
Telstra Limited AU Victoria Melbourne
124.176.0.0/12 1.05M
84.7%
Telstra Limited AU Queensland Mount Mee
1.120.0.0/13 524.3K
46.5%
Telstra Limited AU South Australia Adelaide
1.128.0.0/13 524.3K
0.0%
Telstra Limited AU Victoria Melbourne
1.144.0.0/13 524.3K
0.0%
Telstra Limited AU New South Wales Sydney
60.224.0.0/13 524.3K
72.5%
Telstra Limited AU Queensland Townsville
101.168.0.0/13 524.3K
35.7%
Telstra Limited AU South Australia Adelaide
101.176.0.0/13 524.3K
0.0%
Telstra Limited AU Queensland Townsville
110.144.0.0/13 524.3K
82.6%
Telstra Limited AU Queensland Brisbane
120.144.0.0/13 524.3K
80.0%
Telstra Limited AU Western Australia Perth
203.40.0.0/13 524.3K
19.4%
Telstra Limited AU Victoria Melbourne
1.136.0.0/14 262.1K
0.0%
Telstra Limited AU Victoria Melbourne
1.152.0.0/14 262.1K
0.0%
Telstra Limited AU Victoria Melbourne
101.160.0.0/14 262.1K
85.0%
Telstra Limited AU Victoria Melbourne
101.184.0.0/14 262.1K
0.0%
Telstra Limited AU New South Wales Sydney
110.140.0.0/14 262.1K
49.0%
Telstra Limited AU Victoria Melbourne
120.152.0.0/14 262.1K
84.7%
Telstra Limited AU Queensland Brisbane
144.132.0.0/14 262.1K
54.6%
Telstra Limited AU Victoria Melbourne
203.36.0.0/14 262.1K
5.4%
Telstra Limited AU Victoria Melbourne
203.48.0.0/14 262.1K
29.2%
Telstra Limited AU Queensland Brisbane
1.142.0.0/15 131.1K
0.0%
Telstra Limited AU South Australia Adelaide
1.156.0.0/15 131.1K
47.9%
Telstra Limited AU New South Wales Sydney
101.164.0.0/15 131.1K
95.9%
Telstra Limited AU Queensland Brisbane
101.190.0.0/15 131.1K
0.0%
Telstra Limited AU New South Wales Sydney
120.156.0.0/15 131.1K
49.3%
Telstra Limited AU Victoria Melbourne
123.210.0.0/15 131.1K
49.3%
Telstra Limited AU New South Wales Sydney
144.136.0.0/15 131.1K
84.1%
Telstra Limited AU New South Wales Sydney
203.52.0.0/15 131.1K
5.5%
Telstra Limited AU New South Wales Byron Bay
1.141.0.0/16 65.5K
0.0%
Telstra Limited AU New South Wales Sydney
1.158.0.0/16 65.5K
94.4%
Telstra Limited AU New South Wales Sydney
101.103.0.0/16 65.5K
95.7%
Telstra Limited AU Queensland Townsville
101.166.0.0/16 65.5K
72.9%
Telstra Limited AU New South Wales Sydney
101.189.0.0/16 65.5K
0.0%
Telstra Limited AU Western Australia Perth
120.158.0.0/16 65.5K
73.9%
Telstra Limited AU Victoria Melbourne
123.209.0.0/16 65.5K
0.0%
Telstra Limited AU Victoria Melbourne
125.255.0.0/16 65.5K
0.0%
Telstra Limited AU Victoria Melbourne
137.147.0.0/16 65.5K
98.4%
Telstra Limited AU Victoria Melbourne
138.130.0.0/16 65.5K
89.0%
Telstra Limited AU New South Wales Sydney
138.217.0.0/16 65.5K
37.0%
Telstra Limited AU Victoria Melbourne
139.130.0.0/16 65.5K
38.4%
Telstra Limited AU Western Australia Perth
139.134.0.0/16 65.5K
0.0%
Telstra Limited AU — —
139.168.0.0/16 65.5K
77.1%
Telstra Limited AU Australian Capital Territory Canberra
143.238.0.0/16 65.5K
80.1%
Telstra Limited AU New South Wales Sydney
144.131.0.0/16 65.5K
73.8%
Telstra Limited AU Victoria Melbourne
144.139.0.0/16 65.5K
20.4%
Telstra Limited AU Victoria Melbourne
144.140.0.0/16 65.5K
1.3%
Telstra Limited AU Victoria Melbourne
147.69.0.0/16 65.5K
98.4%
Telstra Limited AU Western Australia Perth
149.135.0.0/16 65.5K
12.2%
Telstra Limited AU Queensland Brisbane
165.228.0.0/16 65.5K
28.1%
Telstra Limited AU Victoria Melbourne
203.35.0.0/16 65.5K
3.0%
Telstra Limited AU Victoria Melbourne
203.54.0.0/16 65.5K
21.8%
Telstra Limited AU Victoria Melbourne
1.140.128.0/17 32.8K
0.0%
Telstra Limited AU South Australia Adelaide
1.159.128.0/17 32.8K
91.9%
Telstra Limited AU Western Australia Perth
61.9.128.0/17 32.8K
82.4%
Telstra Limited AU Victoria Melbourne
101.167.0.0/17 32.8K
95.6%
Telstra Limited AU Queensland Mackay
101.188.128.0/17 32.8K
0.0%
Telstra Limited AU Queensland Brisbane
144.130.0.0/17 32.8K
14.5%
Telstra Limited AU Queensland Brisbane
203.58.128.0/17 32.8K
0.9%
Telstra Limited AU Queensland Brisbane
1.140.0.0/18 16.4K
0.0%
Telstra Limited AU Victoria Melbourne
1.159.64.0/18 16.4K
93.9%
Telstra Limited AU Victoria Melbourne
101.188.64.0/18 16.4K
0.0%
Telstra Limited AU Victoria Melbourne
144.130.192.0/18 16.4K
0.6%
Telstra Limited AU — —
202.12.128.0/18 16.4K
0.7%
Telstra Limited AU — —
203.27.128.0/18 16.4K
37.7%
Telstra Limited AU Victoria Melbourne
203.58.64.0/18 16.4K
1.3%
Telstra Limited AU Victoria Melbourne
203.143.192.0/18 16.4K
0.0%
Telstra Limited AU — —
1.140.64.0/19 8.2K
0.0%
Telstra Limited AU Victoria Melbourne
1.159.32.0/19 8.2K
93.4%
Telstra Limited AU Victoria Melbourne
61.8.0.0/19 8.2K
23.1%
Telstra Limited AU Victoria Melbourne
101.167.128.0/19 8.2K
0.3%
Telstra Limited AU Victoria Melbourne
101.167.224.0/19 8.2K
0.7%
Telstra Limited AU Australian Capital Territory Canberra
101.188.32.0/19 8.2K
0.0%
Telstra Limited AU Victoria Melbourne
144.130.160.0/19 8.2K
23.3%
Telstra Limited AU Victoria Melbourne
192.74.160.0/19 8.2K
0.0%
Telstra Limited AU — —
192.148.128.0/19 8.2K
0.9%
Telstra Limited AU — —
202.7.64.0/19 8.2K
0.0%
Telstra Limited AU — —
202.12.192.0/19 8.2K
0.0%
Telstra Limited AU — —
203.58.32.0/19 8.2K
11.9%
Telstra Limited AU New South Wales Sydney
203.100.224.0/19 8.2K
0.0%
Telstra Limited AU — —
210.23.128.0/19 8.2K
25.2%
Telstra Limited AU Victoria Melbourne
1.140.96.0/20 4.1K
0.0%
Telstra Limited AU New South Wales Sydney
1.159.0.0/20 4.1K
91.6%
Telstra Limited AU Victoria Melbourne
101.167.160.0/20 4.1K
46.3%
Telstra Limited AU New South Wales Sydney
101.188.16.0/20 4.1K
0.0%
Telstra Limited AU Victoria Melbourne
144.130.144.0/20 4.1K
0.0%
Telstra Limited AU New South Wales Bringelly
192.74.144.0/20 4.1K
0.0%
Telstra Limited AU — —
192.74.192.0/20 4.1K
0.0%
Telstra Limited AU — —
202.1.240.0/20 4.1K
0.1%
Telstra Limited PG — —
202.12.224.0/20 4.1K
0.4%
Telstra Limited AU — —
203.14.0.0/20 4.1K
14.1%
Telstra Limited AU — —
203.18.112.0/20 4.1K
35.1%
Telstra Limited AU — —
203.29.160.0/20 4.1K
0.0%
Telstra Limited AU — —
1.140.120.0/21 2.0K
0.0%
Telstra Limited AU New South Wales Sydney
1.159.16.0/21 2.0K
92.3%
Telstra Limited AU Victoria Melbourne
101.188.0.0/21 2.0K
0.0%
Telstra Limited AU Victoria Melbourne
192.148.120.0/21 2.0K
6.8%
Telstra Limited AU — —

BGP 公告前缀

实时 BGP 异常 →

前缀 AS1221 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
149.176.223.0/24 60,238 2026-07-25 05:01:21
203.12.62.0/24 18,476 2026-07-25 05:01:20
203.22.150.0/24 18,240 2026-07-25 05:01:20
149.176.116.0/24 14,825 2026-07-25 05:01:21
203.30.92.0/23 14,806 2026-07-25 05:01:20
203.20.87.0/24 14,692 2026-07-25 05:01:20
203.22.147.0/24 13,432 2026-07-25 05:01:20
149.176.221.0/24 13,323 2026-07-25 05:01:21
203.30.94.0/23 12,748 2026-07-25 05:01:20
203.34.228.0/24 12,661 2026-07-25 05:01:21
203.34.229.0/24 12,656 2026-07-25 05:01:21
203.23.86.0/24 12,135 2026-07-25 05:01:20
192.74.139.0/24 11,692 2026-07-25 05:01:20
202.8.92.0/24 11,661 2026-07-25 05:01:21
203.55.98.0/24 11,543 2026-07-25 05:01:21
203.24.170.0/24 11,206 2026-07-25 05:01:21
203.4.196.0/24 10,930 2026-07-25 05:01:20
149.176.248.0/24 10,830 2026-07-25 05:01:21
149.176.254.0/24 10,825 2026-07-25 05:01:21
203.32.17.0/24 10,698 2026-07-25 05:01:20
203.32.16.0/24 10,697 2026-07-25 05:01:20
203.32.18.0/24 10,693 2026-07-25 05:01:20
1.120.0.0/13 10,315 2026-07-25 05:01:20
203.3.100.0/24 10,054 2026-07-25 05:01:20
203.22.83.0/24 9,901 2026-07-25 05:01:20
1.128.0.0/11 9,894 2026-07-25 05:01:20
203.4.192.0/24 9,888 2026-07-25 05:01:20
203.4.193.0/24 9,885 2026-07-25 05:01:20
203.4.131.0/24 9,872 2026-07-25 05:01:20
203.4.130.0/24 9,871 2026-07-25 05:01:20
203.3.102.0/24 9,864 2026-07-25 05:01:20
203.58.128.0/17 9,857 2026-07-25 05:01:20
203.40.0.0/13 9,856 2026-07-25 05:01:20
203.3.101.0/24 9,853 2026-07-25 05:01:20
203.18.112.0/20 9,849 2026-07-25 05:01:20
203.30.92.0/22 9,844 2026-07-25 05:01:20
203.26.245.0/24 9,841 2026-07-25 05:01:20
203.16.140.0/24 9,831 2026-07-25 05:01:20
202.36.14.0/24 9,796 2026-07-25 05:01:20
203.143.192.0/18 9,788 2026-07-25 05:01:20
203.62.248.0/21 9,779 2026-07-25 05:01:20
203.100.224.0/19 9,770 2026-07-25 05:01:20
203.58.64.0/18 9,767 2026-07-25 05:01:20
203.12.144.0/21 9,765 2026-07-25 05:01:20
203.92.248.0/24 9,765 2026-07-25 05:01:20
203.35.0.0/16 9,763 2026-07-25 05:01:20
210.23.128.0/19 9,762 2026-07-25 05:01:20
203.92.252.0/24 9,762 2026-07-25 05:01:20
203.54.0.0/16 9,761 2026-07-25 05:01:20
203.58.32.0/19 9,760 2026-07-25 05:01:20

显示前 50 of 287 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS1221？

AS1221 是分配给 Telstra Limited 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。

AS1221 公告了多少个 IP 地址？

AS1221 公告了 13.39M 个 IPv4 地址，分布在 307 个路由 CIDR 前缀中。 该网络在 Australia 注册。

谁运营 AS1221？

AS1221 由 Telstra Limited 运营。 该组织总部位于 Australia。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS1221 在哪个国家注册？

AS1221 在 Australia 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 05:10:31 UTC
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