Sistema Autónomo

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

IPs anunciadas

8,769,280

Prefijos CIDR

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

Baseline (neutral) 65
Academic allocation +6
Trust score 71 / 100

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 — huella IP global

Ciudades donde AS2907 tiene una asignación IPv4 medible. Haz clic en cualquier punto para abrir la página de esa ciudad. El tamaño y el color escalan con el recuento de IP.

Ver en globo 3D →

Principales rangos CIDR

CIDR	IPs	PTR Density	Organización	País	State	City
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

Prefijos BGP anunciados

Anomalías BGP en vivo →

Prefijos AS2907 se origina realmente en BGP, observado a través de nuestros colectores RIPE RIS. Esta vista de enrutamiento en vivo puede diferir de la asignación de registro anterior.

Prefix	Muestras de anuncio	Última vez visto
160.238.3.0/24	33,383	2026-07-24 13:27:59
160.238.32.0/24	33,379	2026-07-24 13:27:59
160.238.4.0/24	33,377	2026-07-24 13:27:59
160.238.100.0/24	33,361	2026-07-24 13:27:59
160.238.1.0/24	33,355	2026-07-24 13:27:59
160.238.62.0/24	33,351	2026-07-24 13:27:59
160.238.40.0/24	33,351	2026-07-24 13:27:59
160.238.9.0/24	33,346	2026-07-24 13:27:59
160.238.6.0/24	33,346	2026-07-24 13:27:59
160.238.10.0/24	33,342	2026-07-24 13:27:59
160.238.5.0/24	33,335	2026-07-24 13:27:59
160.238.56.0/24	33,335	2026-07-24 13:27:59
160.238.8.0/24	33,330	2026-07-24 13:27:59
160.238.51.0/24	33,330	2026-07-24 13:27:59
160.238.30.0/24	33,327	2026-07-24 13:27:59
160.238.7.0/24	33,320	2026-07-24 13:27:59
160.238.20.0/24	33,302	2026-07-24 13:27:59
160.238.2.0/24	33,241	2026-07-24 13:27:59
133.37.0.0/16	21,773	2026-07-24 13:27:33
202.253.88.0/22	21,577	2026-07-24 13:29:31
202.34.192.0/20	13,258	2026-07-24 13:29:28
202.16.122.0/23	10,415	2026-07-24 13:29:27
202.245.124.0/24	8,060	2026-07-24 13:29:31
202.253.252.0/24	7,962	2026-07-24 13:29:31
202.252.246.0/24	7,820	2026-07-24 13:29:31
160.18.128.0/24	7,770	2026-07-24 13:27:58
133.57.0.0/16	7,556	2026-07-24 13:27:33
133.58.0.0/16	7,501	2026-07-24 13:27:33
192.244.20.0/23	7,448	2026-07-24 13:29:02
202.220.72.0/22	7,087	2026-07-24 13:29:31
202.213.24.0/23	7,060	2026-07-24 13:29:31
202.243.222.0/24	7,050	2026-07-24 13:29:31
133.98.0.0/16	6,989	2026-07-24 13:27:33
202.236.33.0/24	6,899	2026-07-24 13:29:31
202.26.248.0/23	6,694	2026-07-24 13:29:28
133.88.225.0/24	6,691	2026-07-24 13:27:33
202.26.224.0/24	6,521	2026-07-24 13:29:28
160.237.192.0/18	6,277	2026-07-24 13:27:59
160.237.0.0/18	6,276	2026-07-24 13:27:59
160.18.225.0/24	6,261	2026-07-24 13:27:58
192.218.116.0/22	6,105	2026-07-24 13:29:02
150.86.0.0/16	5,967	2026-07-24 13:27:47
133.94.0.0/16	5,881	2026-07-24 13:27:33
163.148.0.0/16	5,825	2026-07-24 13:28:02
202.19.104.0/23	5,726	2026-07-24 13:29:27
210.137.12.0/22	5,685	2026-07-24 13:29:47
202.25.86.0/23	5,669	2026-07-24 13:29:28
202.25.80.0/23	5,661	2026-07-24 13:29:28
133.32.100.0/22	5,568	2026-07-24 13:27:33
202.243.163.0/24	5,557	2026-07-24 13:29:31

Mostrando los principales 50 of 668 prefijos anunciados por volumen de muestra.

Frequently Asked Questions

¿Qué es AS2907?

AS2907 es un Número de Sistema Autónomo asignado a Research Organization of Information and Systems, National Institute of Informatics. Un ASN identifica una red que controla un conjunto específico de direcciones IP y determina cómo se enruta el tráfico a través de internet mediante BGP (Border Gateway Protocol).

¿Cuántas direcciones IP anuncia AS2907?

AS2907 anuncia 8.77M direcciones IPv4 distribuidas en 476 prefijos CIDR enrutados. La red está registrada en Japan.

¿Quién opera AS2907?

AS2907 es operado por Research Organization of Information and Systems, National Institute of Informatics. La organización tiene su sede en Japan. Puedes ver todos los rangos de IP y los ASNs relacionados en la página de la organización.

¿En qué país está registrado AS2907?

AS2907 está registrado en Japan. Esto indica dónde tiene su sede el operador de red, aunque las direcciones IP que anuncia pueden servir a usuarios a nivel global.

Última actualización: 2026-07-24 14:25:31 UTC