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Autonomous System

AS138415

Yancy Limited

Announced IPs
114,688
CIDR prefixes
122
ASN
AS138415

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.

57/100
Caution
How this score is built

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

⚠ 2 MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS138415 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)
23.235.165.0/24 AS64013, AS138415 2026-09-11 09:40:54
31.57.51.0/24 AS138415, AS138648 2026-09-09 11:10:31

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Present at 1 internet exchange: Equinix Hong Kong

Web3 footprint

AS138415 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
23.235.160.0/19 8.2K
0.0%
Yancy Limited US
23.248.192.0/19 8.2K
0.0%
Yancy Limited US
156.234.0.0/19 8.2K
0.0%
Yancy Limited SC
156.234.160.0/19 8.2K
0.0%
Yancy Limited SC
156.234.224.0/19 8.2K
0.0%
Yancy Limited SC
23.235.176.0/20 4.1K
0.0%
Yancy Limited US
23.248.192.0/20 4.1K
0.0%
Yancy Limited US
23.248.224.0/20 4.1K
0.0%
Yancy Limited US
156.234.64.0/20 4.1K
0.0%
Yancy Limited SC
156.234.96.0/20 4.1K
0.0%
Yancy Limited SC
156.234.144.0/20 4.1K
0.0%
Yancy Limited SC
156.234.176.0/20 4.1K
0.0%
Yancy Limited SC
156.234.208.0/20 4.1K
0.0%
Yancy Limited SC
156.234.224.0/20 4.1K
0.0%
Yancy Limited SC
23.226.48.0/21 2.0K
0.0%
Yancy Limited US
23.235.168.0/21 2.0K
0.0%
Yancy Limited US
23.235.184.0/21 2.0K
0.0%
Yancy Limited HK
23.248.208.0/21 2.0K
0.0%
Yancy Limited US
23.248.248.0/21 2.0K
0.0%
Yancy Limited US
156.234.32.0/21 2.0K
0.0%
Yancy Limited SC
156.234.48.0/21 2.0K
0.0%
Yancy Limited SC
156.234.64.0/21 2.0K
0.0%
Yancy Limited SC
156.234.80.0/21 2.0K
0.0%
Yancy Limited SC
156.234.136.0/21 2.0K
0.0%
Yancy Limited SC
156.234.144.0/21 2.0K
0.0%
Yancy Limited HK
156.234.160.0/21 2.0K
0.0%
Yancy Limited SC
156.234.192.0/21 2.0K
0.0%
Yancy Limited SC
156.234.208.0/21 2.0K
0.0%
Yancy Limited HK
156.234.216.0/21 2.0K
0.0%
Yancy Limited SC
156.234.232.0/21 2.0K
0.0%
Yancy Limited HK
156.234.240.0/21 2.0K
0.0%
Yancy Limited SC
156.247.32.0/21 2.0K
0.0%
Yancy Limited SC
156.247.48.0/21 2.0K
0.0%
Yancy Limited SC
23.226.60.0/22 1.0K
0.0%
Yancy Limited US
23.235.160.0/22 1.0K
0.0%
Yancy Limited US
23.235.180.0/22 1.0K
0.0%
Yancy Limited HK
23.248.212.0/22 1.0K
0.0%
Yancy Limited HK
23.248.216.0/22 1.0K
0.0%
Yancy Limited HK
23.248.220.0/22 1.0K
0.0%
Yancy Limited US
23.248.240.0/22 1.0K
0.0%
Yancy Limited US
43.229.112.0/22 1.0K
0.0%
Yancy Limited US
43.240.236.0/22 1.0K
0.0%
Yancy Limited US
43.243.188.0/22 1.0K
0.0%
Yancy Limited US
43.249.172.0/22 1.0K
0.0%
Yancy Limited HK
103.37.0.0/22 1.0K
0.0%
Yancy Limited US
103.39.16.0/22 1.0K
0.0%
Yancy Limited US
103.41.4.0/22 1.0K
0.0%
Yancy Limited HK
103.48.132.0/22 1.0K
0.0%
Yancy Limited US
137.59.16.0/22 1.0K
0.0%
Yancy Limited US
156.234.32.0/22 1.0K
0.0%
Yancy Limited HK
156.234.44.0/22 1.0K
0.0%
Yancy Limited SC
156.234.52.0/22 1.0K
0.0%
Yancy Limited SC
156.234.56.0/22 1.0K
0.0%
Yancy Limited SC
156.234.72.0/22 1.0K
0.0%
Yancy Limited SC
156.234.88.0/22 1.0K
0.0%
Yancy Limited SC
156.234.112.0/22 1.0K
0.0%
Yancy Limited SC
156.234.124.0/22 1.0K
0.0%
Yancy Limited SC
156.234.128.0/22 1.0K
0.0%
Yancy Limited SC
156.234.156.0/22 1.0K
0.0%
Yancy Limited HK
156.234.172.0/22 1.0K
0.0%
Yancy Limited SC
156.234.204.0/22 1.0K
0.0%
Yancy Limited SC
156.234.212.0/22 1.0K
0.0%
Yancy Limited SC
156.234.216.0/22 1.0K
0.0%
Yancy Limited HK
156.234.224.0/22 1.0K
0.0%
Yancy Limited HK
156.234.240.0/22 1.0K
0.0%
Yancy Limited HK
156.234.252.0/22 1.0K
0.0%
Yancy Limited SC
156.247.36.0/22 1.0K
0.0%
Yancy Limited SC
156.247.44.0/22 1.0K
0.0%
Yancy Limited SC
156.247.52.0/22 1.0K
0.0%
Yancy Limited SC
156.247.56.0/22 1.0K
0.0%
Yancy Limited SC
185.213.60.0/22 1.0K
0.0%
Yancy Limited HK
23.226.58.0/23 512
0.0%
Yancy Limited US
23.235.166.0/23 512
0.0%
Yancy Limited US
23.235.178.0/23 512
0.0%
Yancy Limited HK
23.248.208.0/23 512
0.0%
Yancy Limited HK
23.248.218.0/23 512
0.0%
Yancy Limited US
23.248.220.0/23 512
0.0%
Yancy Limited HK
23.248.222.0/23 512
0.0%
Yancy Limited US
23.248.244.0/23 512
0.0%
Yancy Limited US
43.225.124.0/23 512
0.0%
Yancy Limited US
45.114.104.0/23 512
0.0%
Yancy Limited US
103.44.90.0/23 512
0.0%
Yancy Limited US
103.54.60.0/23 512
0.0%
Yancy Limited US
103.199.100.0/23 512
0.0%
Yancy Limited US
137.59.16.0/23 512
0.0%
Yancy Limited HK
156.234.36.0/23 512
0.0%
Yancy Limited HK
156.234.38.0/23 512
0.0%
Yancy Limited US
156.234.40.0/23 512
0.0%
Yancy Limited SC
156.234.48.0/23 512
0.0%
Yancy Limited SC
156.234.60.0/23 512
0.0%
Yancy Limited SC
156.234.72.0/23 512
0.0%
Yancy Limited HK
156.234.78.0/23 512
0.0%
Yancy Limited SC
156.234.88.0/23 512
0.0%
Yancy Limited HK
156.234.92.0/23 512
0.0%
Yancy Limited SC
156.234.116.0/23 512
0.0%
Yancy Limited SC
156.234.120.0/23 512
0.0%
Yancy Limited SC
156.234.134.0/23 512
0.0%
Yancy Limited SC
156.234.152.0/23 512
0.0%
Yancy Limited HK
156.234.168.0/23 512
0.0%
Yancy Limited SC
156.234.172.0/23 512
0.0%
Yancy Limited SC

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS138415 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
156.247.52.0/24 550,581 2026-09-11 09:34:37
156.247.47.0/24 546,760 2026-09-11 09:34:37
156.247.39.0/24 543,338 2026-09-11 09:34:37
156.247.37.0/24 542,099 2026-09-11 09:34:37
156.247.36.0/24 539,276 2026-09-11 09:34:37
156.247.54.0/24 468,059 2026-09-11 09:34:37
156.247.35.0/24 386,309 2026-09-11 09:34:37
156.247.34.0/24 324,209 2026-09-11 09:34:37
156.234.227.0/24 92,280 2026-09-11 09:03:28
156.247.61.0/24 62,443 2026-09-11 09:34:37
156.247.32.0/20 61,987 2026-09-11 09:34:37
156.247.32.0/19 59,951 2026-09-11 09:34:37
156.234.230.0/24 53,773 2026-09-11 09:30:47
23.248.223.0/24 53,215 2026-09-11 09:30:47
156.234.75.0/24 53,167 2026-09-11 09:03:24
156.234.39.0/24 53,086 2026-09-11 09:30:47
23.248.222.0/24 53,083 2026-09-11 09:30:47
156.234.90.0/24 52,728 2026-09-11 09:30:47
103.199.100.0/24 52,714 2026-09-11 09:03:20
156.234.119.0/24 52,189 2026-09-11 09:03:20
156.234.124.0/24 51,900 2026-09-11 09:03:20
156.234.32.0/24 51,657 2026-09-11 09:03:20
156.234.38.0/24 51,135 2026-09-11 09:30:47
156.234.58.0/24 50,692 2026-09-11 09:04:47
23.248.233.0/24 47,061 2026-09-11 09:03:51
23.248.211.0/24 46,465 2026-09-11 09:30:47
156.234.2.0/24 45,651 2026-09-11 09:03:20
23.226.54.0/24 44,800 2026-09-11 09:04:41
156.247.38.0/24 44,719 2026-09-11 09:34:49
156.234.221.0/24 42,869 2026-09-11 09:30:47
23.248.232.0/24 41,304 2026-09-11 09:03:51
137.59.19.0/24 40,789 2026-09-11 08:27:44
156.234.154.0/24 38,394 2026-09-11 09:30:47
23.248.225.0/24 37,007 2026-09-11 09:04:31
156.247.46.0/24 36,855 2026-09-11 09:34:49
156.234.246.0/24 34,216 2026-09-11 09:30:47
156.234.211.0/24 33,687 2026-09-11 09:04:42
23.235.176.0/24 33,611 2026-09-11 09:30:47
156.234.253.0/24 32,941 2026-09-11 09:30:47
156.234.51.0/24 32,792 2026-09-11 09:03:20
23.235.185.0/24 32,736 2026-09-11 09:03:51
156.234.84.0/24 30,117 2026-09-11 09:03:20
23.248.229.0/24 27,029 2026-09-11 09:04:50
156.234.255.0/24 27,019 2026-09-11 08:21:35
23.248.224.0/24 25,579 2026-09-11 09:03:51
137.59.18.0/24 24,719 2026-09-11 09:03:20
23.235.164.0/24 23,711 2026-09-11 09:03:26
156.247.50.0/24 23,111 2026-09-11 09:34:37
156.234.91.0/24 23,020 2026-09-11 09:04:35
103.37.3.0/24 22,255 2026-09-11 09:03:20

Showing top 50 of 214 announced prefixes by sample volume.

Frequently Asked Questions

What is AS138415?

AS138415 is an Autonomous System Number assigned to Yancy Limited. 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 AS138415 announce?

AS138415 announces 114.7K IPv4 addresses distributed across 122 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS138415?

AS138415 is operated by Yancy Limited. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS138415 registered in?

AS138415 is registered in Hong Kong. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-11 09:41:08 UTC
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