Автономная система

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

Анонсированные IP-адреса

8,769,280

Префиксы 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 — глобальный IP-след

Города, где AS2907 имеет измеримое распределение IPv4. Нажмите на любую точку, чтобы открыть страницу этого города. Размер и цвет масштабируются в зависимости от количества IP-адресов.

Посмотреть на 3D-глобусе →

Ведущие диапазоны CIDR

CIDR	IP-адреса	PTR Density	Организация	Страна	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

Объявленные BGP-префиксы

Актуальные BGP-аномалии →

Префиксы AS2907 фактически исходит из BGP, наблюдается на наших коллекторах RIPE RIS. Этот живой вид маршрутизации может отличаться от указанного выше распределения в реестре.

Prefix	Примеры объявлений	Последнее наблюдение
160.238.3.0/24	33,379	2026-07-24 12:30:37
160.238.32.0/24	33,375	2026-07-24 12:30:37
160.238.4.0/24	33,373	2026-07-24 12:30:37
160.238.100.0/24	33,357	2026-07-24 12:30:37
160.238.1.0/24	33,351	2026-07-24 12:30:37
160.238.62.0/24	33,347	2026-07-24 12:30:37
160.238.40.0/24	33,347	2026-07-24 12:30:37
160.238.9.0/24	33,342	2026-07-24 12:30:37
160.238.6.0/24	33,342	2026-07-24 12:30:37
160.238.10.0/24	33,338	2026-07-24 12:30:37
160.238.5.0/24	33,331	2026-07-24 12:30:37
160.238.56.0/24	33,331	2026-07-24 12:30:37
160.238.8.0/24	33,326	2026-07-24 12:30:37
160.238.51.0/24	33,326	2026-07-24 12:30:37
160.238.30.0/24	33,323	2026-07-24 12:30:37
160.238.7.0/24	33,316	2026-07-24 12:30:37
160.238.20.0/24	33,298	2026-07-24 12:30:37
160.238.2.0/24	33,237	2026-07-24 12:30:37
133.37.0.0/16	21,769	2026-07-24 12:30:37
202.253.88.0/22	21,573	2026-07-24 12:30:37
202.34.192.0/20	13,254	2026-07-24 12:30:37
202.16.122.0/23	10,411	2026-07-24 12:30:37
202.245.124.0/24	8,056	2026-07-24 12:30:37
202.253.252.0/24	7,958	2026-07-24 12:30:37
202.252.246.0/24	7,816	2026-07-24 12:30:37
160.18.128.0/24	7,766	2026-07-24 12:30:37
133.57.0.0/16	7,552	2026-07-24 12:30:37
133.58.0.0/16	7,497	2026-07-24 12:30:37
192.244.20.0/23	7,444	2026-07-24 12:30:37
202.220.72.0/22	7,083	2026-07-24 12:31:02
202.213.24.0/23	7,056	2026-07-24 12:31:02
202.243.222.0/24	7,046	2026-07-24 12:31:02
133.98.0.0/16	6,985	2026-07-24 12:30:37
202.236.33.0/24	6,895	2026-07-24 12:30:37
202.26.248.0/23	6,690	2026-07-24 12:30:37
133.88.225.0/24	6,687	2026-07-24 12:30:37
202.26.224.0/24	6,517	2026-07-24 12:30:37
160.237.192.0/18	6,273	2026-07-24 12:30:37
160.237.0.0/18	6,272	2026-07-24 12:30:37
160.18.225.0/24	6,257	2026-07-24 12:30:37
192.218.116.0/22	6,101	2026-07-24 12:30:37
150.86.0.0/16	5,963	2026-07-24 12:30:37
133.94.0.0/16	5,877	2026-07-24 12:30:37
163.148.0.0/16	5,821	2026-07-24 12:30:37
202.19.104.0/23	5,722	2026-07-24 12:30:37
210.137.12.0/22	5,681	2026-07-24 12:30:37
202.25.86.0/23	5,665	2026-07-24 12:30:37
202.25.80.0/23	5,657	2026-07-24 12:30:37
133.32.100.0/22	5,564	2026-07-24 12:30:37
202.243.163.0/24	5,553	2026-07-24 12:30:37

Показаны лучшие 50 of 668 объявленных префиксов по объему выборки.

Frequently Asked Questions

Что такое AS2907?

AS2907 — это номер автономной системы, присвоенный Research Organization of Information and Systems, National Institute of Informatics. ASN идентифицирует сеть, которая контролирует определенный набор IP-адресов и определяет, как трафик маршрутизируется по интернету через BGP (Border Gateway Protocol).

Сколько IP-адресов объявляет AS2907?

AS2907 объявляет 8.77M IPv4-адресов, распределенных по 476 маршрутизируемым CIDR-префиксам. Сеть зарегистрирована в Japan.

Кто управляет AS2907?

AS2907 управляется Research Organization of Information and Systems, National Institute of Informatics. Организация базируется в Japan. Вы можете просмотреть все диапазоны IP-адресов и связанные ASNs на странице организации.

В какой стране зарегистрирована AS2907?

AS2907 зарегистрирована в Japan. Это указывает на местонахождение штаб-квартиры сетевого оператора, хотя IP-адреса, которые он объявляет, могут обслуживать пользователей по всему миру.

Последнее обновление: 2026-07-24 13:10:31 UTC