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Autonomous System

AS24151

China Internet Network Infomation Center

Announced IPs
12,800
CIDR prefixes
17
ASN
AS24151

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 21 MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS24151 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)
125.208.34.0/24 AS24151, AS24409 2026-10-10 01:43:22
203.119.28.0/24 AS24151, AS24409 2026-10-10 01:43:22
125.208.41.0/24 AS24151, AS24409 2026-10-10 01:43:22
125.208.49.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.32.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.42.0/24 AS24151, AS24406, AS24409 2026-10-10 01:43:22
203.119.31.0/24 AS24151, AS24406 2026-10-10 01:43:22
42.83.131.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.33.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.43.0/24 AS24151, AS24406 2026-10-10 01:43:22
42.83.130.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.36.0/24 AS24151, AS24409 2026-10-10 01:43:22
125.208.46.0/24 AS24151, AS24406 2026-10-10 01:43:22
42.83.134.0/24 AS24151, AS24406 2026-10-10 01:43:22
125.208.35.0/24 AS24151, AS24406, AS24409 2026-10-10 01:43:22

Showing the 15 most recently detected of 21 MOAS prefixes. Many multi-origin prefixes on large networks are benign (anycast); see all MOAS anomalies.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
218.241.96.0/20 4.1K
0.5%
China Internet Network Infomation Center CN — —
42.83.128.0/22 1.0K
0.4%
China Internet Network Infomation Center CN — —
42.83.144.0/22 1.0K
0.0%
China Internet Network Infomation Center CN — —
125.208.40.0/22 1.0K
0.4%
China Internet Network Infomation Center CN — —
218.241.112.0/22 1.0K
0.1%
China Internet Network Infomation Center CN — —
218.241.124.0/22 1.0K
0.1%
China Internet Network Infomation Center CN — —
42.83.128.0/23 512
0.0%
China Internet Network Infomation Center CN — —
125.208.36.0/23 512
0.4%
China Internet Network Infomation Center CN — —
125.208.38.0/23 512
0.4%
China Internet Network Infomation Center CN — —
218.241.116.0/23 512
0.2%
China Internet Network Infomation Center CN — —
218.241.122.0/23 512
0.0%
China Internet Network Infomation Center CN — —
42.83.132.0/24 256
0.8%
China Internet Network Infomation Center CN — —
42.83.134.0/24 256
0.4%
China Internet Network Infomation Center CN — —
125.208.37.0/24 256
0.4%
China Internet Network Infomation Center CN — —
125.208.38.0/24 256
0.4%
China Internet Network Infomation Center CN — —
125.208.39.0/24 256
0.4%
China Internet Network Infomation Center US — —
125.208.41.0/24 256
0.4%
China Internet Network Infomation Center CN — —
125.208.42.0/24 256
0.4%
China Internet Network Infomation Center CN — —
125.208.49.0/24 256
0.0%
China Internet Network Infomation Center CN — —
203.119.25.0/24 256
2.0%
China Internet Network Infomation Center CN — —
203.119.28.0/24 256
2.0%
China Internet Network Infomation Center CN — —
203.119.33.0/24 256
0.0%
China Internet Network Infomation Center CN — —
218.241.118.0/24 256
1.6%
China Internet Network Infomation Center CN — —
218.241.121.0/24 256
0.0%
China Internet Network Infomation Center CN — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS24151 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
1.2.4.0/24 66,239 2026-10-10 01:08:03
125.208.37.0/24 39,240 2026-10-10 01:32:59
203.119.31.0/24 28,076 2026-10-10 01:33:23
203.119.25.0/24 24,119 2026-10-10 01:32:59
218.241.112.0/24 23,827 2026-10-10 00:34:43
218.241.96.0/20 23,503 2026-10-10 01:32:59
42.83.128.0/24 23,369 2026-10-10 01:32:00
218.241.97.0/24 23,254 2026-10-10 01:32:59
218.241.113.0/24 22,973 2026-10-10 01:32:59
125.208.39.0/24 21,179 2026-10-10 01:32:31
125.208.38.0/24 18,229 2026-10-10 01:32:31
42.83.146.0/24 18,194 2026-10-10 01:27:01
42.83.144.0/24 18,163 2026-10-10 01:27:01
42.83.147.0/24 18,140 2026-10-10 01:27:01
42.83.145.0/24 18,125 2026-10-10 01:27:01
125.208.49.0/24 17,709 2026-10-10 01:33:23
125.208.41.0/24 17,475 2026-10-10 01:32:31
42.83.129.0/24 16,694 2026-10-10 01:32:00
218.241.116.0/24 16,262 2026-10-10 01:32:59
218.241.118.0/24 16,217 2026-10-10 01:32:59
218.241.115.0/24 16,192 2026-10-10 01:32:59
218.241.96.0/24 16,173 2026-10-10 01:32:59
218.241.117.0/24 16,130 2026-10-10 01:32:59
218.241.114.0/24 15,494 2026-10-10 01:32:59
42.83.131.0/24 15,425 2026-10-10 01:33:23
125.208.35.0/24 15,344 2026-10-10 00:44:11
203.119.33.0/24 14,726 2026-10-10 01:32:51
125.208.42.0/24 14,170 2026-10-10 01:27:01
42.83.130.0/24 11,567 2026-10-10 01:27:01
42.83.132.0/24 11,100 2026-10-10 01:27:01
203.119.28.0/24 10,219 2026-10-10 01:27:01
218.241.124.0/24 10,207 2026-10-10 01:32:59
218.241.121.0/24 10,168 2026-10-10 01:32:59
218.241.122.0/24 10,148 2026-10-10 01:32:59
218.241.103.0/24 10,147 2026-10-10 01:32:59
218.241.123.0/24 10,144 2026-10-10 01:32:59
218.241.104.0/24 10,137 2026-10-10 01:32:59
218.241.126.0/24 10,124 2026-10-10 01:32:59
218.241.111.0/24 10,122 2026-10-10 01:32:59
218.241.125.0/24 10,113 2026-10-10 01:32:59
218.241.127.0/24 10,109 2026-10-10 01:32:59
125.208.36.0/24 7,545 2026-10-10 00:58:46
125.208.34.0/24 5,131 2026-10-10 01:27:01
203.119.29.0/24 4,058 2026-10-09 22:05:33
125.208.40.0/24 3,975 2026-10-09 23:34:36
125.208.32.0/24 2,874 2026-10-09 22:33:03
42.83.134.0/24 2,564 2026-10-10 01:27:01
125.208.46.0/24 2,052 2026-10-10 01:27:01
125.208.43.0/24 1,478 2026-10-09 21:10:51
210.2.4.0/24 976 2026-08-21 11:07:04

Showing top 50 of 55 announced prefixes by sample volume.

Frequently Asked Questions

What is AS24151?

AS24151 is an Autonomous System Number assigned to China Internet Network Infomation Center. 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 AS24151 announce?

AS24151 announces 12.8K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in China.

Who operates AS24151?

AS24151 is operated by China Internet Network Infomation Center. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS24151 registered in?

AS24151 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-10 01:39:05 UTC
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