AS2497
Internet Initiative Japan Inc. ISP registered in Japan
193IPv4 prefixes
11IPv6 prefixes
48%RPKI-valid
#85AS Rank
327/327RIS visibility
#14Rank in Japan
2002-04-05Allocated
Internet Initiative Japan Inc. (AS2497) — ISP, registered in Japan. announces 193 IPv4 prefixes + 11 IPv6 prefixes. Rank in Japan: #14. Allocated: 2002-04-05.
IPv4 193IPv6 11
Announced prefixes · 204
- v4 133.238.16.0/20 valid
- v4 133.238.32.0/19 valid
- v4 133.238.8.0/21 valid
- v4 133.245.0.0/16 unknown
- v4 133.254.0.0/16 unknown
- v4 133.254.130.0/24 unknown
- v4 133.254.131.0/24 unknown
- v4 134.237.0.0/16 unknown
- v4 138.107.0.0/16 unknown
- v4 139.152.0.0/16 unknown
- v4 139.152.11.0/24 unknown
- v4 139.152.13.0/24 unknown
- v4 139.152.14.0/24 unknown
- v4 139.152.15.0/24 unknown
- v4 14.137.235.0/24 valid
- v4 14.137.243.0/24 valid
- v4 143.125.0.0/17 unknown
- v4 143.125.128.0/18 unknown
- v4 143.125.192.0/20 unknown
- v4 143.125.208.0/22 unknown
- v4 143.94.0.0/16 unknown
- v4 143.94.217.0/24 unknown
- v4 150.23.0.0/16 unknown
- v4 150.31.0.0/16 valid
- v4 150.61.5.0/24 unknown
- v4 150.61.54.0/24 unknown
- v4 150.61.55.0/24 unknown
- v4 150.87.0.0/16 unknown
- v4 150.90.0.0/16 unknown
- v4 157.65.176.0/21 valid
- v4 157.65.192.0/21 valid
- v4 157.65.8.0/21 valid
- v4 157.67.0.0/16 valid
- v4 160.13.0.0/16 valid
- v4 160.17.0.0/16 unknown
- v4 163.140.0.0/16 valid
- v4 163.218.0.0/16 valid
- v4 163.49.0.0/16 valid
- v4 163.55.0.0/16 unknown
- v4 167.169.0.0/16 unknown
- v4 172.122.0.0/15 valid
- v4 178.239.124.0/24 valid
- v4 178.239.125.0/24 valid
- v4 178.239.126.0/24 valid
- v4 182.54.240.0/22 unknown
- v4 192.244.8.0/21 unknown
- v4 192.47.161.0/24 unknown
- v4 192.50.252.0/23 unknown
- v4 192.70.131.0/24 valid
- v4 202.141.192.0/20 valid
RPKI: rpki.cloudflare.com · 2026-06-20
Routing: 193 IPv4 · 11 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-19
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 205 |
| 2026-06-13 | 205 |
| 2026-06-14 | 205 |
| 2026-06-19 | 204 |
| 2026-06-20 | 204 |
Internet Exchanges · 15
- JPNAP Tokyo Tokyo 1,600 Gbps
- JPNAP Osaka Osaka 800 Gbps
- Equinix Los Angeles Los Angeles 200 Gbps
- Equinix San Jose San Jose 200 Gbps
- Equinix Ashburn Ashburn 100 Gbps
- Equinix New York New York 100 Gbps
- Equinix Singapore Singapore 100 Gbps
- SGIX Singapore 100 Gbps
- SIX Seattle Seattle 100 Gbps
- DE-CIX Frankfurt Frankfurt 10 Gbps
- DIX-IE Tokyo 10 Gbps
- Equinix Hong Kong Hong Kong 10 Gbps
- HKIX Hong Kong 10 Gbps
- LINX LON1 London 10 Gbps
- NYIIX New York New York 10 Gbps
Facilities · 17
- AT TOKYO (CC1/CC2) Tokyo
- Digital Realty Seattle SEA10 Seattle
- Equinix DC1-DC15,DC21-DC22 - Ashburn Ashburn
- Equinix LA1 - Los Angeles Los Angeles
- Equinix NY9 - New York, 111 8th Avenue New York
- Equinix SG1 - Singapore Singapore
- Equinix SV1/SV5/SV10 - Silicon Valley, San Jose San Jose
- Equinix TY2 - Tokyo Tokyo
- IIJ Ikebukuro DC Toshima-ku
- IIJ Shiroi DCC Shiroi-shi
- MEGA-i (iAdvantage Hong Kong) Hong Kong
- NTT DOCOMO BUSINESS OS3 - Osaka (Telepark Dojima Building 3) Osaka
- NTT Sonezaki Data Center(Dojima Campus) Osaka-Shi Kita-Ku
- Otemachi Place West Tower (BBTower Shin-Otemachi) Tokyo
- Telehouse - London (Docklands West) London
- Telehouse – OSAKA 1&2 Osaka
- Telehouse – TOKYO Otemachi (KDDI Otemachi) Tokyo
AS topology · Customer cone 721
Providers · 5
Peers · 129
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