AS2519
ARTERIA Networks Corporation
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.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →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, …
Web3 footprint
AS2519 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.
AS2519 — global IP footprint
Cities where AS2519 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
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.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 220.147.128.0/17 | 19,170 | 2026-09-01 03:48:29 |
| 220.147.64.0/18 | 19,149 | 2026-09-01 03:48:29 |
| 202.24.188.0/22 | 18,756 | 2026-09-01 03:48:29 |
| 1.0.16.0/24 | 18,616 | 2026-09-01 03:48:29 |
| 222.229.32.0/19 | 18,403 | 2026-09-01 03:48:29 |
| 210.131.192.0/20 | 18,350 | 2026-09-01 03:48:29 |
| 220.158.96.0/19 | 18,330 | 2026-09-01 03:48:29 |
| 210.170.0.0/18 | 18,330 | 2026-09-01 03:48:29 |
| 202.241.184.0/21 | 18,327 | 2026-09-01 03:48:29 |
| 222.228.16.0/20 | 18,325 | 2026-09-01 03:48:29 |
| 222.228.80.0/20 | 18,323 | 2026-09-01 03:48:29 |
| 210.131.240.0/20 | 18,315 | 2026-09-01 03:48:29 |
| 220.158.0.0/20 | 18,314 | 2026-09-01 03:48:29 |
| 202.241.160.0/20 | 18,311 | 2026-09-01 03:48:29 |
| 222.229.16.0/20 | 18,301 | 2026-09-01 03:48:29 |
| 222.228.128.0/17 | 18,298 | 2026-09-01 03:48:29 |
| 210.146.128.0/17 | 18,290 | 2026-09-01 03:48:29 |
| 220.247.0.0/17 | 18,289 | 2026-09-01 03:48:29 |
| 220.158.48.0/20 | 18,289 | 2026-09-01 03:48:29 |
| 222.229.128.0/17 | 18,284 | 2026-09-01 03:48:29 |
| 220.158.80.0/20 | 18,277 | 2026-09-01 03:48:29 |
| 210.131.128.0/18 | 18,275 | 2026-09-01 03:48:29 |
| 222.228.96.0/19 | 18,269 | 2026-09-01 03:48:29 |
| 222.230.0.0/16 | 18,258 | 2026-09-01 03:48:29 |
| 203.140.32.0/19 | 18,237 | 2026-09-01 03:48:29 |
| 203.114.0.0/18 | 18,209 | 2026-09-01 03:48:29 |
| 202.239.192.0/18 | 18,186 | 2026-09-01 03:48:29 |
| 133.32.0.0/18 | 18,098 | 2026-09-01 03:48:29 |
| 133.32.128.0/20 | 18,092 | 2026-09-01 03:48:29 |
| 133.32.156.0/22 | 18,038 | 2026-09-01 03:48:29 |
| 202.231.64.0/18 | 17,869 | 2026-09-01 03:48:29 |
| 202.215.0.0/16 | 17,861 | 2026-09-01 03:48:29 |
| 202.189.192.0/19 | 17,838 | 2026-09-01 03:48:29 |
| 1.21.160.0/19 | 17,741 | 2026-09-01 03:48:29 |
| 1.21.192.0/19 | 17,639 | 2026-09-01 03:48:29 |
| 1.21.144.0/20 | 17,625 | 2026-09-01 03:48:29 |
| 1.21.64.0/19 | 17,619 | 2026-09-01 03:48:29 |
| 1.21.112.0/20 | 17,600 | 2026-09-01 03:48:29 |
| 1.21.0.0/18 | 17,563 | 2026-09-01 03:48:29 |
| 183.180.0.0/16 | 17,355 | 2026-09-01 03:48:29 |
| 183.177.128.0/17 | 17,303 | 2026-09-01 03:48:29 |
| 163.139.0.0/16 | 17,302 | 2026-09-01 03:48:29 |
| 122.222.0.0/17 | 17,198 | 2026-09-01 03:48:29 |
| 122.222.160.0/19 | 17,148 | 2026-09-01 03:48:29 |
| 120.51.192.0/18 | 17,146 | 2026-09-01 03:48:29 |
| 122.222.144.0/20 | 17,140 | 2026-09-01 03:48:29 |
| 122.103.160.0/19 | 17,131 | 2026-09-01 03:48:29 |
| 122.103.192.0/18 | 17,109 | 2026-09-01 03:48:29 |
| 165.100.176.0/20 | 17,074 | 2026-09-01 03:48:29 |
| 157.101.64.0/18 | 17,014 | 2026-09-01 03:48:29 |
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 1.47M IPv4 addresses distributed across 165 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.
