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自治系统

AS2907

Research Organization of Information and Systems, National Institute of Informatics

Research Organization of Information and Systems, National Institute of Informatics Japan 🌐 sinet.ad.jp
已宣布的 IP 地址
8,769,280
CIDR 前缀
476
ASN
AS2907

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.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Educational/Research
Geographic scope Asia Pacific
Traffic ratio Heavy Inbound
Peering policy Selective
IRR record JPIRR::AS2907:AS-SINET

Present at 7 internet exchanges: JPNAP Osaka, JPIX OSAKA, JPIX TOKYO, JPNAP Tokyo: Peering, BBIX Tokyo, BBIX Osaka, Equinix Tokyo

Website ↗

AS2907 — 全球 IP 足迹

AS 所在城市2907 拥有可衡量的 IPv4 分配。点击任意圆点可打开该城市的页面。大小和颜色随 IP 数量变化。

在 3D 地球上查看 →

热门 CIDR 范围

CIDRIP 地址PTR Density组织国家StateCity
133.14.0.0/15 131.1K
16.4%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Toyohashi
133.16.0.0/15 131.1K
1.0%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Fukuoka
133.20.0.0/15 131.1K
3.1%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Nishisugamo
133.34.0.0/15 131.1K
60.2%
Research Organization of Information and Systems, National Institute of Informatics JP Niigata Hakusan'ura
133.38.0.0/15 131.1K
0.8%
Research Organization of Information and Systems, National Institute of Informatics JP Saitama Sakawa
133.44.0.0/15 131.1K
7.9%
Research Organization of Information and Systems, National Institute of Informatics JP Niigata Nagaoka
133.48.0.0/15 131.1K
13.8%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Okazaki
133.62.0.0/15 131.1K
6.3%
Research Organization of Information and Systems, National Institute of Informatics JP Yamaguchi Ube
133.72.0.0/15 131.1K
6.5%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Shinjuku
133.82.0.0/15 131.1K
0.6%
Research Organization of Information and Systems, National Institute of Informatics JP Chiba Chiba
133.84.0.0/15 131.1K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
133.94.0.0/15 131.1K
2.7%
Research Organization of Information and Systems, National Institute of Informatics JP Kumamoto Kumamoto
133.98.0.0/15 131.1K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Sumida City
133.102.0.0/15 131.1K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Shiga Hikone
150.42.0.0/15 131.1K
9.6%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Kamikatsuki
160.28.0.0/15 131.1K
13.2%
Research Organization of Information and Systems, National Institute of Informatics JP Miyagi Sendai
163.214.0.0/15 131.1K
20.1%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Nagoya
130.34.0.0/16 65.5K
14.1%
Research Organization of Information and Systems, National Institute of Informatics JP Miyagi Sendai
130.153.0.0/16 65.5K
0.9%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Kokuryōchō
131.206.0.0/16 65.5K
2.9%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Iizuka
133.7.0.0/16 65.5K
0.7%
Research Organization of Information and Systems, National Institute of Informatics JP Fukui Asuwa
133.8.0.0/16 65.5K
0.5%
Research Organization of Information and Systems, National Institute of Informatics JP Gunma Isesaki
133.10.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Tokyo
133.12.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Shinjuku
133.23.0.0/16 65.5K
1.0%
Research Organization of Information and Systems, National Institute of Informatics JP Yamanashi Kofu
133.29.0.0/16 65.5K
1.0%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Nagoya
133.30.0.0/16 65.5K
4.9%
Research Organization of Information and Systems, National Institute of Informatics JP Hyōgo Kobe
133.37.0.0/16 65.5K
1.9%
Research Organization of Information and Systems, National Institute of Informatics JP Oita Ōita
133.46.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Nukuiminamicho
133.52.0.0/16 65.5K
43.6%
Research Organization of Information and Systems, National Institute of Informatics JP Fukushima Fukushima
133.55.0.0/16 65.5K
35.6%
Research Organization of Information and Systems, National Institute of Informatics JP Toyama Imizu Shi
133.57.0.0/16 65.5K
10.5%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Tachikawa
133.58.0.0/16 65.5K
4.7%
Research Organization of Information and Systems, National Institute of Informatics JP — —
133.60.0.0/16 65.5K
3.4%
Research Organization of Information and Systems, National Institute of Informatics JP Aomori Hirosaki
133.65.0.0/16 65.5K
0.6%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Tokyo
133.68.0.0/16 65.5K
15.6%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Nagoya
133.77.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
133.78.0.0/16 65.5K
5.7%
Research Organization of Information and Systems, National Institute of Informatics JP Kanagawa Saginuma
133.81.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Wakamiya
133.86.0.0/16 65.5K
1.2%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Tama
133.89.0.0/16 65.5K
10.1%
Research Organization of Information and Systems, National Institute of Informatics JP Osaka Suita
133.96.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Aichi Kariya
133.104.0.0/16 65.5K
0.9%
Research Organization of Information and Systems, National Institute of Informatics JP — —
133.187.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Chiba Abiko
133.220.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP Chiba Matsudo
136.187.0.0/16 65.5K
2.1%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Chiyoda City
144.213.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Ibaraki Tsuchiura
147.157.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Ibaraki Tsukuba
150.7.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Kanagawa Hadano
150.12.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Hyōgo Himeji
150.15.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
150.46.0.0/16 65.5K
1.6%
Research Organization of Information and Systems, National Institute of Informatics JP Okayama Okayama
150.54.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Miyagi Miyagi Gun
150.59.0.0/16 65.5K
6.0%
Research Organization of Information and Systems, National Institute of Informatics JP Tokushima Tokushima
150.69.0.0/16 65.5K
5.1%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Kitakyushu
150.83.0.0/16 65.5K
1.7%
Research Organization of Information and Systems, National Institute of Informatics JP Hokkaido Sapporo
150.84.0.0/16 65.5K
1.7%
Research Organization of Information and Systems, National Institute of Informatics JP Hyōgo Kobe
150.86.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Osaka Yao
150.89.0.0/16 65.5K
87.1%
Research Organization of Information and Systems, National Institute of Informatics JP Nara Ichibuchō
150.97.0.0/16 65.5K
0.4%
Research Organization of Information and Systems, National Institute of Informatics JP Hokkaido Kitami
150.99.0.0/16 65.5K
10.2%
Research Organization of Information and Systems, National Institute of Informatics JP Saitama Higashimatsuyama Shi
150.100.0.0/16 65.5K
0.4%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Minato
157.1.0.0/16 65.5K
0.4%
Research Organization of Information and Systems, National Institute of Informatics JP — —
157.6.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP Fukui Katsuyama
157.13.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Iizuka
157.16.0.0/16 65.5K
4.5%
Research Organization of Information and Systems, National Institute of Informatics JP — —
157.19.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Hokkaido Muroran
157.63.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Adachi City
157.76.0.0/16 65.5K
96.3%
Research Organization of Information and Systems, National Institute of Informatics JP — —
157.80.0.0/16 65.5K
1.0%
Research Organization of Information and Systems, National Institute of Informatics JP Ibaraki Mito
157.102.0.0/16 65.5K
1.7%
Research Organization of Information and Systems, National Institute of Informatics JP — —
157.105.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Kokubunji
157.111.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP — —
157.114.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
158.203.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP — —
158.208.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Hokkaido Obihiro
158.210.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Ibaraki Tsukuba
158.215.0.0/16 65.5K
4.7%
Research Organization of Information and Systems, National Institute of Informatics JP Akita Akita
160.11.0.0/16 65.5K
0.7%
Research Organization of Information and Systems, National Institute of Informatics JP Hyōgo Aoyama
160.12.0.0/16 65.5K
0.8%
Research Organization of Information and Systems, National Institute of Informatics JP Tochigi Utsunomiya
160.15.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Tottori Yonago
160.190.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Chuo
160.193.0.0/16 65.5K
7.9%
Research Organization of Information and Systems, National Institute of Informatics JP Osaka Kawachi-nagano Shi
160.194.0.0/16 65.5K
2.3%
Research Organization of Information and Systems, National Institute of Informatics JP Tokyo Tama
160.198.0.0/16 65.5K
25.5%
Research Organization of Information and Systems, National Institute of Informatics JP Fukuoka Kitakyushu
160.204.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
160.247.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Hyōgo Motoyamaminamimachi
160.252.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Nagano Matsumoto
163.42.0.0/16 65.5K
0.1%
Research Organization of Information and Systems, National Institute of Informatics JP — —
163.51.0.0/16 65.5K
12.4%
Research Organization of Information and Systems, National Institute of Informatics JP Osaka Kanaokachō
163.54.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
163.130.0.0/16 65.5K
95.7%
Research Organization of Information and Systems, National Institute of Informatics JP Hokkaido Chūō Ku
163.134.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP — —
163.136.0.0/16 65.5K
0.2%
Research Organization of Information and Systems, National Institute of Informatics JP Kanagawa Kawasaki
163.143.0.0/16 65.5K
4.8%
Research Organization of Information and Systems, National Institute of Informatics JP Fukushima Aizu-wakamatsu Shi
163.145.0.0/16 65.5K
0.6%
Research Organization of Information and Systems, National Institute of Informatics JP Okayama Asakuchi Shi
163.148.0.0/16 65.5K
0.0%
Research Organization of Information and Systems, National Institute of Informatics JP Kanagawa Aoba
163.209.0.0/16 65.5K
0.8%
Research Organization of Information and Systems, National Institute of Informatics JP Kagoshima Kagoshima
163.212.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Kanagawa Yokohama
163.225.0.0/16 65.5K
0.3%
Research Organization of Information and Systems, National Institute of Informatics JP Okayama Okayama

BGP 公告前缀

实时 BGP 异常 →

前缀 AS2907 实际源自 BGP，通过我们的 RIPE RIS 收集器观测。此实时路由视图可能与上述注册分配有所不同。

Prefix公告样本最后观测
160.238.3.0/24 33,394 2026-07-24 20:28:30
160.238.32.0/24 33,390 2026-07-24 20:28:30
160.238.4.0/24 33,388 2026-07-24 20:28:30
160.238.100.0/24 33,372 2026-07-24 20:28:30
160.238.1.0/24 33,366 2026-07-24 20:28:30
160.238.62.0/24 33,362 2026-07-24 20:28:30
160.238.40.0/24 33,362 2026-07-24 20:28:30
160.238.9.0/24 33,357 2026-07-24 20:28:30
160.238.6.0/24 33,357 2026-07-24 20:28:30
160.238.10.0/24 33,353 2026-07-24 20:28:30
160.238.5.0/24 33,346 2026-07-24 20:28:30
160.238.56.0/24 33,346 2026-07-24 20:28:30
160.238.8.0/24 33,341 2026-07-24 20:28:30
160.238.51.0/24 33,341 2026-07-24 20:28:30
160.238.30.0/24 33,338 2026-07-24 20:28:30
160.238.7.0/24 33,331 2026-07-24 20:28:30
160.238.20.0/24 33,313 2026-07-24 20:28:30
160.238.2.0/24 33,252 2026-07-24 20:28:30
133.37.0.0/16 21,784 2026-07-24 20:28:30
202.253.88.0/22 21,588 2026-07-24 20:28:30
202.34.192.0/20 13,267 2026-07-24 20:28:30
202.16.122.0/23 10,430 2026-07-24 20:28:30
202.245.124.0/24 8,071 2026-07-24 20:28:30
202.253.252.0/24 7,977 2026-07-24 20:28:30
202.252.246.0/24 7,831 2026-07-24 20:28:30
160.18.128.0/24 7,785 2026-07-24 20:28:30
133.57.0.0/16 7,567 2026-07-24 20:28:30
133.58.0.0/16 7,512 2026-07-24 20:28:30
192.244.20.0/23 7,459 2026-07-24 20:28:30
202.220.72.0/22 7,097 2026-07-24 20:28:26
202.213.24.0/23 7,070 2026-07-24 20:28:26
202.243.222.0/24 7,060 2026-07-24 20:28:26
133.98.0.0/16 7,000 2026-07-24 20:28:30
202.236.33.0/24 6,910 2026-07-24 20:28:30
202.26.248.0/23 6,705 2026-07-24 20:28:30
133.88.225.0/24 6,702 2026-07-24 20:28:30
202.26.224.0/24 6,530 2026-07-24 20:28:30
160.237.192.0/18 6,292 2026-07-24 20:28:30
160.237.0.0/18 6,291 2026-07-24 20:28:30
160.18.225.0/24 6,272 2026-07-24 20:28:30
192.218.116.0/22 6,116 2026-07-24 20:28:30
150.86.0.0/16 5,978 2026-07-24 20:28:30
133.94.0.0/16 5,892 2026-07-24 20:28:30
163.148.0.0/16 5,836 2026-07-24 20:28:30
202.19.104.0/23 5,737 2026-07-24 20:28:30
210.137.12.0/22 5,694 2026-07-24 20:28:30
202.25.86.0/23 5,680 2026-07-24 20:28:30
202.25.80.0/23 5,672 2026-07-24 20:28:30
133.32.100.0/22 5,579 2026-07-24 20:28:30
202.243.163.0/24 5,568 2026-07-24 20:28:30

显示前 50 of 668 按样本量公告的前缀。

Frequently Asked Questions

什么是 AS2907？

AS2907 是分配给 Research Organization of Information and Systems, National Institute of Informatics 的自治系统编号 (Autonomous System Number)。ASN 标识一个控制特定 IP 地址集的网络，并通过 BGP（边界网关协议）确定流量如何在互联网上传输。

AS2907 公告了多少个 IP 地址？

AS2907 公告了 8.77M 个 IPv4 地址，分布在 476 个路由 CIDR 前缀中。 该网络在 Japan 注册。

谁运营 AS2907？

AS2907 由 Research Organization of Information and Systems, National Institute of Informatics 运营。 该组织总部位于 Japan。 您可以在组织页面查看所有 IP 范围和相关 ASNs。

AS2907 在哪个国家注册？

AS2907 在 Japan 注册。这表明网络运营商的总部所在地，尽管其公告的 IP 地址可能服务全球用户。

最后更新：2026-07-24 20:40:31 UTC
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