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Autonomous System

AS2519

ARTERIA Networks Corporation

ARTERIA Networks Corporation Japan 🌐 arteria-net.com
Announced IPs
1,464,320
CIDR prefixes
164
ASN
AS2519

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 1-5Tbps
Geographic scope Global
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record RADB::AS-VECTANT RADB::AS-IPV6_VECTANT

Present at 11 internet exchanges: JPNAP Osaka, Equinix Tokyo, JPIX TOKYO, JPNAP Tokyo: Peering, BBIX Hong Kong, BBIX Tokyo, JPIX OSAKA, BBIX Singapore, BBIX Osaka, BBIX US-West, …

Website ↗ Looking glass ↗

Web3 footprint

AS2519 hosts 2 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Ξ Ethereum 1 GNO Gnosis 1

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
133.175.0.0/16 65.5K
96.0%
ARTERIA Networks Corporation JP Tokyo Nakano City
163.139.0.0/16 65.5K
41.1%
ARTERIA Networks Corporation JP Tokyo Tokyo
183.180.0.0/16 65.5K
63.2%
ARTERIA Networks Corporation JP Osaka Osaka
202.215.0.0/16 65.5K
87.3%
ARTERIA Networks Corporation JP Saitama Sekizawa
222.230.0.0/16 65.5K
67.4%
ARTERIA Networks Corporation JP Tokyo Matsubara
27.121.128.0/17 32.8K
99.5%
ARTERIA Networks Corporation JP Saitama Asaka
114.69.0.0/17 32.8K
99.9%
ARTERIA Networks Corporation JP Chiba Ichikawa
122.103.0.0/17 32.8K
37.0%
ARTERIA Networks Corporation JP Tokyo Ikejiri
122.222.0.0/17 32.8K
72.8%
ARTERIA Networks Corporation JP Kanagawa Higashirinkan
134.180.128.0/17 32.8K
99.3%
ARTERIA Networks Corporation JP Kanagawa Sagamidai
183.177.128.0/17 32.8K
89.0%
ARTERIA Networks Corporation JP Tokyo Tokyo
210.146.128.0/17 32.8K
82.8%
ARTERIA Networks Corporation JP Tokyo Kitamachi
220.147.128.0/17 32.8K
94.5%
ARTERIA Networks Corporation JP Osaka Osaka
220.247.0.0/17 32.8K
83.1%
ARTERIA Networks Corporation JP Tokyo Tokyo
222.228.128.0/17 32.8K
78.4%
ARTERIA Networks Corporation JP Tokyo Tokyo
222.229.128.0/17 32.8K
44.0%
ARTERIA Networks Corporation JP Tokyo Tokyo
1.21.0.0/18 16.4K
64.9%
ARTERIA Networks Corporation JP Kyoto Uji
36.3.0.0/18 16.4K
7.7%
ARTERIA Networks Corporation JP Kanagawa Yokohama
101.50.128.0/18 16.4K
0.0%
ARTERIA Networks Corporation JP — —
115.179.64.0/18 16.4K
67.8%
ARTERIA Networks Corporation JP Aichi Nagoya
115.179.128.0/18 16.4K
97.9%
ARTERIA Networks Corporation JP Niigata Shibata
116.91.64.0/18 16.4K
99.0%
ARTERIA Networks Corporation JP Miyagi Kamisugi
120.51.0.0/18 16.4K
91.1%
ARTERIA Networks Corporation JP Aichi Nagoya
120.51.192.0/18 16.4K
37.1%
ARTERIA Networks Corporation JP Aichi Nagoya
122.103.192.0/18 16.4K
95.6%
ARTERIA Networks Corporation JP Tokyo Matsubara
122.222.192.0/18 16.4K
99.2%
ARTERIA Networks Corporation JP Tokyo Tokyo
124.110.0.0/18 16.4K
94.6%
ARTERIA Networks Corporation JP Saitama Kawagishi
133.32.0.0/18 16.4K
95.6%
ARTERIA Networks Corporation JP Tokyo Tokyo
133.149.192.0/18 16.4K
41.8%
ARTERIA Networks Corporation JP Tokyo Tokyo
157.101.64.0/18 16.4K
0.0%
ARTERIA Networks Corporation JP — —
202.79.64.0/18 16.4K
86.9%
ARTERIA Networks Corporation JP Tokyo Katsushika
202.231.64.0/18 16.4K
80.2%
ARTERIA Networks Corporation JP Osaka Osaka
202.239.192.0/18 16.4K
85.1%
ARTERIA Networks Corporation JP Hyōgo Motoyamaminamimachi
203.114.0.0/18 16.4K
73.1%
ARTERIA Networks Corporation JP Kanagawa Ogura
210.131.128.0/18 16.4K
84.0%
ARTERIA Networks Corporation JP Kagoshima Kagoshima
210.170.0.0/18 16.4K
67.7%
ARTERIA Networks Corporation JP Tochigi Omatachō
220.147.64.0/18 16.4K
99.2%
ARTERIA Networks Corporation JP Yamagata Yamagata
1.1.64.0/19 8.2K
7.8%
ARTERIA Networks Corporation JP — —
1.21.64.0/19 8.2K
74.2%
ARTERIA Networks Corporation JP Tokyo Akasaka
1.21.160.0/19 8.2K
49.5%
ARTERIA Networks Corporation JP Kanagawa Kawasaki
1.21.192.0/19 8.2K
30.9%
ARTERIA Networks Corporation JP Kanagawa Yokosuka
27.96.32.0/19 8.2K
96.6%
ARTERIA Networks Corporation JP Tokyo Kameido
36.2.64.0/19 8.2K
99.1%
ARTERIA Networks Corporation JP Tokyo Tokyo
36.3.96.0/19 8.2K
97.6%
ARTERIA Networks Corporation JP Gifu Ena
36.3.128.0/19 8.2K
65.0%
ARTERIA Networks Corporation JP Saitama Kawaguchi
36.3.224.0/19 8.2K
99.0%
ARTERIA Networks Corporation JP Osaka Osaka
101.50.192.0/19 8.2K
0.0%
ARTERIA Networks Corporation JP — —
101.55.192.0/19 8.2K
99.7%
ARTERIA Networks Corporation JP — —
110.50.96.0/19 8.2K
99.4%
ARTERIA Networks Corporation JP — —
115.179.0.0/19 8.2K
99.2%
ARTERIA Networks Corporation JP — —
115.179.224.0/19 8.2K
0.1%
ARTERIA Networks Corporation JP — —
116.91.128.0/19 8.2K
51.1%
ARTERIA Networks Corporation JP Tokyo Tokyo
120.51.64.0/19 8.2K
99.2%
ARTERIA Networks Corporation JP Nagano Ueda
120.51.128.0/19 8.2K
99.2%
ARTERIA Networks Corporation JP Nagano Nagano
120.143.96.0/19 8.2K
100.0%
ARTERIA Networks Corporation JP — —
122.103.160.0/19 8.2K
83.8%
ARTERIA Networks Corporation JP Kanagawa Yokohama
122.222.160.0/19 8.2K
99.2%
ARTERIA Networks Corporation JP Tokyo Setagaya City
124.110.64.0/19 8.2K
17.5%
ARTERIA Networks Corporation JP Kanagawa Sugao
124.110.128.0/19 8.2K
89.4%
ARTERIA Networks Corporation JP Osaka Tsukamoto
124.110.224.0/19 8.2K
49.6%
ARTERIA Networks Corporation JP Chiba Kashiwa
133.32.224.0/19 8.2K
99.4%
ARTERIA Networks Corporation JP Tokyo Tokyo
202.189.192.0/19 8.2K
98.8%
ARTERIA Networks Corporation JP Gunma Isesaki
203.140.32.0/19 8.2K
84.0%
ARTERIA Networks Corporation JP Kanagawa Kamikuratachō
220.158.96.0/19 8.2K
93.0%
ARTERIA Networks Corporation JP Aichi Nagoya
222.228.96.0/19 8.2K
95.5%
ARTERIA Networks Corporation JP Aichi Nagoya
222.229.32.0/19 8.2K
83.7%
ARTERIA Networks Corporation JP Tokyo Tokyo
1.1.96.0/20 4.1K
0.3%
ARTERIA Networks Corporation JP — —
1.21.112.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Osaka Osaka
1.21.144.0/20 4.1K
86.5%
ARTERIA Networks Corporation JP Saitama Midorichō
36.2.48.0/20 4.1K
24.9%
ARTERIA Networks Corporation JP Kanagawa Yokohama
36.2.96.0/20 4.1K
99.0%
ARTERIA Networks Corporation JP Aichi Nagoya
36.2.144.0/20 4.1K
99.1%
ARTERIA Networks Corporation JP Tokyo Wada
36.2.240.0/20 4.1K
61.9%
ARTERIA Networks Corporation JP Tokyo Tokyo
36.3.64.0/20 4.1K
49.4%
ARTERIA Networks Corporation JP Kanagawa Hiyoshi
113.52.240.0/20 4.1K
99.9%
ARTERIA Networks Corporation JP — —
115.179.32.0/20 4.1K
99.3%
ARTERIA Networks Corporation JP Hokkaido Sapporo
115.179.208.0/20 4.1K
96.5%
ARTERIA Networks Corporation JP Chiba Narita
116.91.0.0/20 4.1K
0.0%
ARTERIA Networks Corporation JP — —
116.91.192.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Tokyo Matsue
122.222.144.0/20 4.1K
99.1%
ARTERIA Networks Corporation JP Osaka Osaka
122.223.16.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Kyoto Kyoto
122.223.64.0/20 4.1K
80.6%
ARTERIA Networks Corporation JP Aichi Nagoya
122.223.112.0/20 4.1K
92.9%
ARTERIA Networks Corporation JP Tokyo Tokyo
122.223.128.0/20 4.1K
93.0%
ARTERIA Networks Corporation JP Fukuoka Fukuoka
124.110.96.0/20 4.1K
98.4%
ARTERIA Networks Corporation JP Shizuoka Shizuoka
133.32.128.0/20 4.1K
99.4%
ARTERIA Networks Corporation JP Tokyo Chuo
133.32.176.0/20 4.1K
99.4%
ARTERIA Networks Corporation JP Osaka Osaka
133.32.208.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Tokyo Shinjuku
133.149.48.0/20 4.1K
0.0%
ARTERIA Networks Corporation JP — —
157.250.64.0/20 4.1K
80.4%
ARTERIA Networks Corporation JP — —
157.250.96.0/20 4.1K
99.1%
ARTERIA Networks Corporation JP — —
165.100.176.0/20 4.1K
98.0%
ARTERIA Networks Corporation JP Tokyo Tokyo
202.88.48.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Ishikawa Tsubata
202.241.160.0/20 4.1K
86.9%
ARTERIA Networks Corporation JP Tokyo Tokyo
210.131.192.0/20 4.1K
86.7%
ARTERIA Networks Corporation JP Kanagawa Yokohama
210.131.240.0/20 4.1K
47.6%
ARTERIA Networks Corporation JP Gunma Maebashi
220.158.0.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Tokyo Tokyo
220.158.48.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Tokyo Tokyo
220.158.80.0/20 4.1K
99.2%
ARTERIA Networks Corporation JP Ibaraki Tsukuba
222.228.16.0/20 4.1K
55.8%
ARTERIA Networks Corporation JP Gifu Gifu

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS2519 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
220.147.128.0/17 25,849 2026-10-15 15:24:44
220.147.64.0/18 25,831 2026-10-15 15:24:44
1.21.160.0/19 25,810 2026-10-15 15:24:44
1.21.192.0/19 25,558 2026-10-15 15:24:44
1.21.144.0/20 25,542 2026-10-15 15:24:44
1.21.64.0/19 25,541 2026-10-15 15:24:44
1.0.16.0/24 25,534 2026-10-15 15:00:35
1.21.112.0/20 25,507 2026-10-15 15:24:44
1.21.0.0/18 25,439 2026-10-15 15:24:44
202.24.188.0/22 25,321 2026-10-15 15:24:44
222.229.32.0/19 25,182 2026-10-15 15:24:44
220.158.96.0/19 24,916 2026-10-15 15:24:44
210.131.192.0/20 24,914 2026-10-15 15:24:44
222.228.80.0/20 24,907 2026-10-15 15:24:44
222.228.16.0/20 24,906 2026-10-15 15:24:44
210.170.0.0/18 24,897 2026-10-15 15:24:44
220.158.0.0/20 24,889 2026-10-15 15:24:44
222.229.16.0/20 24,884 2026-10-15 15:24:44
222.228.128.0/17 24,873 2026-10-15 15:24:44
210.131.240.0/20 24,868 2026-10-15 15:24:44
222.229.128.0/17 24,868 2026-10-15 15:24:44
220.247.0.0/17 24,867 2026-10-15 15:24:44
220.158.48.0/20 24,860 2026-10-15 15:24:44
220.158.80.0/20 24,847 2026-10-15 15:24:44
210.146.128.0/17 24,846 2026-10-15 15:24:44
222.228.96.0/19 24,843 2026-10-15 15:24:44
202.241.184.0/21 24,834 2026-10-15 15:24:44
222.230.0.0/16 24,832 2026-10-15 15:24:44
210.131.128.0/18 24,827 2026-10-15 15:24:44
202.241.160.0/20 24,805 2026-10-15 15:24:44
203.140.32.0/19 24,790 2026-10-15 15:24:44
203.114.0.0/18 24,730 2026-10-15 15:24:44
202.239.192.0/18 24,686 2026-10-15 15:24:44
133.32.0.0/18 24,443 2026-10-15 15:24:44
202.231.64.0/18 24,409 2026-10-15 15:24:44
133.32.128.0/20 24,386 2026-10-15 15:24:44
202.215.0.0/16 24,371 2026-10-15 15:24:44
202.189.192.0/19 24,338 2026-10-15 15:24:44
133.32.156.0/22 24,338 2026-10-15 15:24:44
36.2.144.0/20 23,723 2026-10-15 15:24:44
183.180.0.0/16 23,707 2026-10-15 15:24:44
183.177.128.0/17 23,649 2026-10-15 15:24:44
163.139.0.0/16 23,584 2026-10-15 15:24:44
36.2.48.0/20 23,498 2026-10-15 15:24:44
36.3.224.0/19 23,473 2026-10-15 15:24:44
36.2.64.0/19 23,428 2026-10-15 15:24:44
36.2.96.0/20 23,426 2026-10-15 15:24:44
36.3.128.0/19 23,397 2026-10-15 15:24:44
36.2.240.0/20 23,397 2026-10-15 15:24:44
122.222.0.0/17 23,370 2026-10-15 15:24:44

Showing top 50 of 184 announced prefixes by sample volume.

Frequently Asked Questions

What is AS2519?

AS2519 is an Autonomous System Number assigned to ARTERIA Networks 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 AS2519 announce?

AS2519 announces 1.46M IPv4 addresses distributed across 164 routed CIDR prefixes. The network is registered in Japan.

Who operates AS2519?

AS2519 is operated by ARTERIA Networks Corporation. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.

What country is AS2519 registered in?

AS2519 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-15 15:24:05 UTC
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