$ query “AS2519” --type=asn → 1 result(s)

AS2519 · VECTANT

ARTERIA Networks Corporation

AS2519 is operated by ARTERIA Networks Corporation and serves as a major transit provider, established in Japan. The system announces an impressive 1.5 million IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in Japan, with additional presence in China.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #7 in Japan — Top 10 by reach within country

Basic Information

Country
🇯🇵 Japan
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
182 / 151
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
1 464 832
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/28
Geolocated Countries
🇯🇵 Japan (1 464 576 IPs), 🇨🇳 China (256 IPs)
Prefix Changed
June 04, 2026

Reputation

Reputation
Good — 11 flagged IPs out of 1 464 832 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
31 networks exchanging traffic without transit
Downstream Customers
74 downstreams buying transit
Unclassified
4 unclassified BGP neighbors
Degree
114 unique BGP neighbors
Reach
130 networks in customer cone

Upstream Providers (5)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS174 — COGENT-174 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS4637 — ASN-TELSTRA-GLOBAL
  • AS2497 — IIJ

Prefix Lists

IPv4 Prefixes (182 total)

  • 115.179.0.0/16 (65 536 addresses (/16 prefix))
  • 133.175.0.0/16 (65 536 addresses (/16 prefix))
  • 163.139.0.0/16 (65 536 addresses (/16 prefix))
  • 183.180.0.0/16 (65 536 addresses (/16 prefix))
  • 202.215.0.0/16 (65 536 addresses (/16 prefix))
  • 222.230.0.0/16 (65 536 addresses (/16 prefix))
  • 27.121.128.0/17 (32 768 addresses (/17 prefix))
  • 114.69.0.0/17 (32 768 addresses (/17 prefix))
  • 122.103.0.0/17 (32 768 addresses (/17 prefix))
  • 122.222.0.0/17 (32 768 addresses (/17 prefix))
  • 134.180.128.0/17 (32 768 addresses (/17 prefix))
  • 183.177.128.0/17 (32 768 addresses (/17 prefix))
  • 210.146.128.0/17 (32 768 addresses (/17 prefix))
  • 220.147.128.0/17 (32 768 addresses (/17 prefix))
  • 220.247.0.0/17 (32 768 addresses (/17 prefix))
  • 222.228.128.0/17 (32 768 addresses (/17 prefix))
  • 222.229.128.0/17 (32 768 addresses (/17 prefix))
  • 1.21.0.0/18 (16 384 addresses (/18 prefix))
  • 36.3.0.0/18 (16 384 addresses (/18 prefix))
  • 101.50.128.0/18 (16 384 addresses (/18 prefix))
  • 116.91.64.0/18 (16 384 addresses (/18 prefix))
  • 120.51.0.0/18 (16 384 addresses (/18 prefix))
  • 120.51.192.0/18 (16 384 addresses (/18 prefix))
  • 122.103.192.0/18 (16 384 addresses (/18 prefix))
  • 122.222.192.0/18 (16 384 addresses (/18 prefix))
  • 124.110.0.0/18 (16 384 addresses (/18 prefix))
  • 133.32.0.0/18 (16 384 addresses (/18 prefix))
  • 133.149.192.0/18 (16 384 addresses (/18 prefix))
  • 157.101.64.0/18 (16 384 addresses (/18 prefix))
  • 202.79.64.0/18 (16 384 addresses (/18 prefix))
  • 202.231.64.0/18 (16 384 addresses (/18 prefix))
  • 202.239.192.0/18 (16 384 addresses (/18 prefix))
  • 203.114.0.0/18 (16 384 addresses (/18 prefix))
  • 210.131.128.0/18 (16 384 addresses (/18 prefix))
  • 210.170.0.0/18 (16 384 addresses (/18 prefix))
  • 220.147.64.0/18 (16 384 addresses (/18 prefix))
  • 1.1.64.0/19 (8 192 addresses (/19 prefix))
  • 1.21.64.0/19 (8 192 addresses (/19 prefix))
  • 1.21.160.0/19 (8 192 addresses (/19 prefix))
  • 1.21.192.0/19 (8 192 addresses (/19 prefix))
  • 27.96.32.0/19 (8 192 addresses (/19 prefix))
  • 36.2.64.0/19 (8 192 addresses (/19 prefix))
  • 36.3.96.0/19 (8 192 addresses (/19 prefix))
  • 36.3.128.0/19 (8 192 addresses (/19 prefix))
  • 36.3.224.0/19 (8 192 addresses (/19 prefix))
  • 101.50.192.0/19 (8 192 addresses (/19 prefix))
  • 101.55.192.0/19 (8 192 addresses (/19 prefix))
  • 110.50.96.0/19 (8 192 addresses (/19 prefix))
  • 116.91.128.0/19 (8 192 addresses (/19 prefix))
  • 120.51.64.0/19 (8 192 addresses (/19 prefix))

IPv6 Prefixes (2 total)

  • 2001:f60::/28
  • 2001:f70::/29