$ query “AS10010” --type=asn → 1 result(s)

AS10010 · TOKAI

TOKAI Communications Corporation

AS10010 is run by TOKAI Communications Corporation and is a mid-size transit provider, registered in Japan. The system announces an impressive 1.5 million IPv4 addresses, including a /15, and supports IPv6. The bulk of its IP address space is in Japan, with additional presence in the United States and Palestinian Territories, and smaller footprints in 3 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇯🇵 Japan
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
June 27, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
187 / 107
IPv6 Prefixes (raw / aggregated)
7 / 4
IPv4 Addresses
1 502 976
Largest IPv4 Prefix
/15 (131 072 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇯🇵 Japan (2 407 424 IPs), 🇺🇸 United States (1 792 IPs), 🇵🇸 Palestinian Territories (768 IPs) and 3 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 3 flagged IPs out of 1 502 976 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
55 networks exchanging traffic without transit
Downstream Customers
37 downstreams buying transit
Degree
97 unique BGP neighbors
Reach
117 networks in customer cone

Upstream Providers (5)

Prefix Lists

IPv4 Prefixes (187 total)

  • 59.84.0.0/15 (131 072 addresses (/15 prefix))
  • 182.20.0.0/15 (131 072 addresses (/15 prefix))
  • 112.138.0.0/15 (131 072 addresses (/15 prefix))
  • 42.126.0.0/15 (131 072 addresses (/15 prefix))
  • 119.83.0.0/16 (65 536 addresses (/16 prefix))
  • 164.162.0.0/16 (65 536 addresses (/16 prefix))
  • 220.148.0.0/16 (65 536 addresses (/16 prefix))
  • 150.38.0.0/16 (65 536 addresses (/16 prefix))
  • 42.124.0.0/16 (65 536 addresses (/16 prefix))
  • 220.216.0.0/17 (32 768 addresses (/17 prefix))
  • 219.126.0.0/17 (32 768 addresses (/17 prefix))
  • 27.98.0.0/17 (32 768 addresses (/17 prefix))
  • 183.86.0.0/17 (32 768 addresses (/17 prefix))
  • 59.86.0.0/17 (32 768 addresses (/17 prefix))
  • 120.137.128.0/17 (32 768 addresses (/17 prefix))
  • 42.125.0.0/17 (32 768 addresses (/17 prefix))
  • 219.96.0.0/18 (16 384 addresses (/18 prefix))
  • 183.86.128.0/18 (16 384 addresses (/18 prefix))
  • 124.47.192.0/18 (16 384 addresses (/18 prefix))
  • 27.98.128.0/18 (16 384 addresses (/18 prefix))
  • 120.136.192.0/18 (16 384 addresses (/18 prefix))
  • 112.137.192.0/18 (16 384 addresses (/18 prefix))
  • 218.219.0.0/18 (16 384 addresses (/18 prefix))
  • 42.125.128.0/18 (16 384 addresses (/18 prefix))
  • 117.104.0.0/18 (16 384 addresses (/18 prefix))
  • 219.117.64.0/18 (16 384 addresses (/18 prefix))
  • 116.254.0.0/18 (16 384 addresses (/18 prefix))
  • 27.121.0.0/18 (16 384 addresses (/18 prefix))
  • 116.254.64.0/19 (8 192 addresses (/19 prefix))
  • 61.198.96.0/19 (8 192 addresses (/19 prefix))
  • 42.125.192.0/19 (8 192 addresses (/19 prefix))
  • 219.124.128.0/19 (8 192 addresses (/19 prefix))
  • 219.112.160.0/19 (8 192 addresses (/19 prefix))
  • 219.106.192.0/19 (8 192 addresses (/19 prefix))
  • 202.208.192.0/19 (8 192 addresses (/19 prefix))
  • 59.86.128.0/19 (8 192 addresses (/19 prefix))
  • 61.120.224.0/19 (8 192 addresses (/19 prefix))
  • 211.133.192.0/19 (8 192 addresses (/19 prefix))
  • 211.7.64.0/19 (8 192 addresses (/19 prefix))
  • 61.200.96.0/19 (8 192 addresses (/19 prefix))
  • 203.95.32.0/19 (8 192 addresses (/19 prefix))
  • 210.158.224.0/19 (8 192 addresses (/19 prefix))
  • 61.211.192.0/19 (8 192 addresses (/19 prefix))
  • 210.146.96.0/19 (8 192 addresses (/19 prefix))
  • 112.140.0.0/19 (8 192 addresses (/19 prefix))
  • 133.186.32.0/20 (4 096 addresses (/20 prefix))
  • 218.40.208.0/20 (4 096 addresses (/20 prefix))
  • 61.206.64.0/20 (4 096 addresses (/20 prefix))
  • 133.186.0.0/20 (4 096 addresses (/20 prefix))
  • 210.4.240.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (7 total)

  • 2406:bb00::/29
  • 2403:1f00::/32
  • 2403:7800::/32
  • 2401:af80::/33