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Autonomous System

AS23724

IDC, China Telecommunications Corporation

Announced IPs
1,724,416
CIDR prefixes
447
ASN
AS23724

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

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 100+ MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS23724 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
124.251.64.0/18 AS9802, AS23724, AS56048 2026-07-18 11:37:44
101.251.208.0/20 AS4808, AS23724, AS56048 2026-07-18 11:37:44
118.194.32.0/21 AS4808, AS23724, AS56048 2026-07-18 11:37:44
43.231.167.0/24 AS4808, AS23724, AS59045 2026-07-18 11:37:44
183.84.0.0/19 AS9802, AS23724, AS56048 2026-07-18 11:37:44
114.118.96.0/21 AS4808, AS9808, AS23724 2026-07-18 11:37:44
120.132.88.0/22 AS4808, AS9808, AS23724 2026-07-18 11:37:44
110.43.64.0/20 AS23724, AS133119, AS137280 2026-07-18 11:37:44
123.103.13.0/24 AS4808, AS9808, AS23724 2026-07-18 11:37:44
124.251.32.0/19 AS4808, AS23724, AS56048 2026-07-18 11:37:44
125.254.168.0/21 AS4808, AS9808, AS23724 2026-07-18 11:37:44
101.251.204.0/22 AS4808, AS23724, AS56048 2026-07-18 11:37:44
114.118.88.0/21 AS4808, AS9808, AS23724 2026-07-18 11:37:44
221.122.112.0/20 AS4808, AS9808, AS23724 2026-07-18 11:37:44
124.251.0.0/18 AS9802, AS23724, AS56048 2026-07-18 11:37:44

Showing the 15 most recently detected of 100+ MOAS prefixes. Many multi-origin prefixes on large networks are benign (anycast); see all MOAS anomalies.

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Web3 footprint

AS23724 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.

AS23724 — global IP footprint

Cities where AS23724 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
42.158.0.0/16 65.5K
0.0%
IDC, China Telecommunications Corporation CN
49.7.0.0/16 65.5K
0.2%
IDC, China Telecommunications Corporation CN Beijing Beijing
114.64.0.0/16 65.5K
0.0%
IDC, China Telecommunications Corporation CN
115.102.0.0/16 65.5K
0.0%
IDC, China Telecommunications Corporation CN
117.50.0.0/16 65.5K
0.0%
CN
123.59.0.0/16 65.5K
0.0%
CN
221.122.0.0/16 65.5K
0.0%
CN Tianjin Tianjin
42.62.0.0/17 32.8K
0.2%
IDC, China Telecommunications Corporation CN
101.36.128.0/17 32.8K
0.0%
CN
101.236.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
101.254.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
106.75.0.0/17 32.8K
0.0%
CN
114.115.0.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
117.107.128.0/17 32.8K
0.1%
IDC, China Telecommunications Corporation CN
117.118.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
119.61.0.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
119.255.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
120.135.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN
220.181.0.0/17 32.8K
4.9%
IDC, China Telecommunications Corporation CN
221.122.128.0/17 32.8K
0.0%
IDC, China Telecommunications Corporation CN Tianjin Tianjin
221.123.128.0/17 32.8K
0.1%
IDC, China Telecommunications Corporation CN
36.110.128.0/18 16.4K
0.4%
IDC, China Telecommunications Corporation CN
59.151.64.0/18 16.4K
0.3%
IDC, China Telecommunications Corporation CN
106.38.192.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN Beijing Beijing
114.115.128.0/18 16.4K
0.0%
CN
114.116.64.0/18 16.4K
0.0%
CN
114.116.128.0/18 16.4K
0.0%
CN
116.196.64.0/18 16.4K
0.0%
CN
116.198.0.0/18 16.4K
0.0%
CN
119.61.192.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN
119.254.128.0/18 16.4K
0.1%
IDC, China Telecommunications Corporation CN
120.135.64.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN
122.14.192.0/18 16.4K
0.0%
CN
124.243.192.0/18 16.4K
0.1%
IDC, China Telecommunications Corporation CN
124.250.128.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN
183.84.128.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN
211.100.0.0/18 16.4K
1.9%
IDC, China Telecommunications Corporation CN
211.150.0.0/18 16.4K
0.0%
IDC, China Telecommunications Corporation CN
211.157.128.0/18 16.4K
0.5%
IDC, China Telecommunications Corporation CN
58.83.192.0/19 8.2K
0.6%
IDC, China Telecommunications Corporation CN
59.151.0.0/19 8.2K
0.8%
IDC, China Telecommunications Corporation CN
101.236.96.0/19 8.2K
0.0%
CN
101.254.32.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
101.254.64.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
106.3.0.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
106.39.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
106.39.224.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
110.43.192.0/19 8.2K
0.4%
IDC, China Telecommunications Corporation CN
114.67.224.0/19 8.2K
0.0%
CN
114.112.32.0/19 8.2K
2.9%
IDC, China Telecommunications Corporation CN
114.115.224.0/19 8.2K
0.0%
CN
114.116.192.0/19 8.2K
0.0%
CN
114.118.0.0/19 8.2K
0.0%
CN
114.118.64.0/19 8.2K
0.0%
CN
116.198.96.0/19 8.2K
0.0%
CN
118.186.0.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
118.187.0.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
118.193.96.0/19 8.2K
0.6%
IDC, China Telecommunications Corporation CN
118.194.32.0/19 8.2K
0.0%
CN
119.61.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
119.90.32.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
119.254.64.0/19 8.2K
4.8%
IDC, China Telecommunications Corporation CN
119.254.192.0/19 8.2K
0.1%
IDC, China Telecommunications Corporation CN
120.132.32.0/19 8.2K
0.0%
CN
120.132.64.0/19 8.2K
0.0%
CN
120.132.192.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
120.133.64.0/19 8.2K
0.0%
CN
120.133.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
120.135.32.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
122.9.0.0/19 8.2K
0.0%
CN Beijing Beijing
122.11.32.0/19 8.2K
0.0%
CN
122.112.32.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
124.250.192.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
124.251.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
124.251.192.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
125.254.128.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
139.159.0.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
140.210.96.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
175.25.32.0/19 8.2K
0.0%
CN
175.25.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
180.149.128.0/19 8.2K
1.3%
IDC, China Telecommunications Corporation CN
183.84.192.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
203.86.64.0/19 8.2K
0.4%
IDC, China Telecommunications Corporation CN
203.187.160.0/19 8.2K
0.3%
IDC, China Telecommunications Corporation CN
210.14.128.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
211.99.192.0/19 8.2K
0.7%
IDC, China Telecommunications Corporation CN
211.100.64.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
211.150.64.0/19 8.2K
3.0%
IDC, China Telecommunications Corporation CN
211.151.96.0/19 8.2K
1.9%
AbitcoolChina Inc. CN
211.151.128.0/19 8.2K
0.7%
IDC, China Telecommunications Corporation CN
211.152.0.0/19 8.2K
0.9%
IDC, China Telecommunications Corporation CN
211.157.96.0/19 8.2K
2.1%
IDC, China Telecommunications Corporation CN
211.157.224.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
218.240.128.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
218.244.160.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
218.245.64.0/19 8.2K
0.0%
CN Beijing Beijing
221.122.0.0/19 8.2K
0.0%
IDC, China Telecommunications Corporation CN
36.110.192.0/20 4.1K
0.0%
IDC, China Telecommunications Corporation CN
36.110.240.0/20 4.1K
0.0%
IDC, China Telecommunications Corporation CN
43.247.176.0/20 4.1K
0.0%
IDC, China Telecommunications Corporation CN

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS23724 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
54.222.46.0/23 40,794 2026-07-18 10:48:43
140.179.224.0/19 40,687 2026-07-18 10:48:43
120.131.0.0/20 21,977 2026-07-18 10:52:56
106.3.40.0/21 20,163 2026-07-18 08:34:17
106.3.32.0/21 20,162 2026-07-18 08:34:17
119.254.224.0/20 19,505 2026-07-18 10:52:56
119.254.0.0/20 19,456 2026-07-18 10:52:56
36.111.82.0/23 19,285 2026-07-18 10:52:21
106.13.244.0/23 18,291 2026-07-18 10:52:21
106.13.246.0/23 18,260 2026-07-18 10:52:21
106.13.248.0/23 18,254 2026-07-18 10:52:21
1.203.124.0/22 18,235 2026-07-18 10:52:21
1.203.94.0/24 18,209 2026-07-18 10:52:21
1.203.95.0/24 18,161 2026-07-18 10:52:21
1.203.115.0/24 18,153 2026-07-18 10:52:21
116.198.72.0/22 17,533 2026-07-18 10:52:56
103.107.220.0/22 17,495 2026-07-18 10:52:21
116.198.96.0/19 17,487 2026-07-18 10:52:56
116.196.220.0/22 17,466 2026-07-18 10:52:56
139.159.166.0/23 17,450 2026-07-18 10:52:56
116.196.218.0/23 17,447 2026-07-18 10:52:56
101.251.240.0/20 17,419 2026-07-18 10:52:21
114.116.96.0/19 17,257 2026-07-18 10:52:56
114.116.64.0/19 17,253 2026-07-18 10:52:56
117.51.160.0/23 17,225 2026-07-18 10:52:56
122.11.40.0/21 17,214 2026-07-18 10:52:56
114.118.64.0/21 17,208 2026-07-18 10:52:56
118.194.32.0/21 17,173 2026-07-18 10:52:56
120.132.68.0/22 17,167 2026-07-18 10:52:56
49.4.128.0/22 17,162 2026-07-18 10:52:21
123.59.224.0/19 17,146 2026-07-18 10:52:56
175.25.16.0/21 17,145 2026-07-18 10:52:56
114.67.131.0/24 17,143 2026-07-18 10:52:56
114.118.96.0/21 17,142 2026-07-18 10:52:56
122.11.32.0/21 17,138 2026-07-18 10:52:56
101.124.22.0/24 17,125 2026-07-18 10:52:21
120.132.32.0/22 17,124 2026-07-18 10:52:56
101.124.62.0/24 17,122 2026-07-18 10:52:21
116.196.12.0/23 17,120 2026-07-18 10:52:56
114.116.128.0/19 17,116 2026-07-18 10:52:56
122.9.0.0/19 17,113 2026-07-18 10:52:56
114.115.128.0/18 17,101 2026-07-18 10:52:56
114.67.152.0/22 17,099 2026-07-18 10:52:56
180.150.180.0/22 17,095 2026-07-18 10:52:56
123.59.192.0/19 17,093 2026-07-18 10:52:56
116.198.0.0/18 17,085 2026-07-18 10:52:56
123.103.8.0/22 17,085 2026-07-18 10:52:56
106.3.128.0/21 17,082 2026-07-18 10:52:21
101.124.19.0/24 17,082 2026-07-18 10:52:21
43.231.170.0/24 17,079 2026-07-18 10:52:21

Showing top 50 of 843 announced prefixes by sample volume.

Frequently Asked Questions

What is AS23724?

AS23724 is an Autonomous System Number assigned to IDC, China Telecommunications Corporation. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS23724 announce?

AS23724 announces 1.72M IPv4 addresses distributed across 447 routed CIDR prefixes. The network is registered in China.

Who operates AS23724?

AS23724 is operated by IDC, China Telecommunications Corporation. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS23724 registered in?

AS23724 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 11:25:31 UTC
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