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Autonoom Systeem

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
Aangekondigde IPs
8,769,280
CIDR-prefixes
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 — wereldwijde IP-voetafdruk

Steden waar AS2907 heeft meetbare IPv4-toewijzing. Klik op een punt om de pagina van die stad te openen. Grootte en kleur schalen met het aantal IP's.

Bekijk op 3D-wereldbol →

Top CIDR-bereiken

CIDRIPsPTR DensityOrganisatieLandStateCity
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 Aangekondigde Prefixes

Live BGP-anomalieën →

Prefixes AS2907 daadwerkelijk afkomstig uit BGP, waargenomen door onze RIPE RIS-collectoren. Deze live routingweergave kan afwijken van de bovenstaande registry-toewijzing.

PrefixAankondigingsvoorbeeldenLaatst gezien
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

Toon top 50 of 668 aangekondigde prefixes per steekproefvolume.

Frequently Asked Questions

Wat is AS2907?

AS2907 is een Autonomous System Number toegewezen aan Research Organization of Information and Systems, National Institute of Informatics. Een ASN identificeert een netwerk dat een specifieke set IP-adressen beheert en bepaalt hoe verkeer over het internet wordt gerouteerd via BGP (Border Gateway Protocol).

Hoeveel IP-adressen kondigt AS2907 aan?

AS2907 kondigt 8.77M IPv4-adressen aan, verdeeld over 476 gerouteerde CIDR prefixes. Het netwerk is geregistreerd in Japan.

Wie beheert AS2907?

AS2907 wordt beheerd door Research Organization of Information and Systems, National Institute of Informatics. De organisatie is gevestigd in Japan. U kunt alle IP-bereiken en gerelateerde ASNs bekijken op de organisatiepagina.

In welk land is AS2907 geregistreerd?

AS2907 is geregistreerd in Japan. Dit geeft aan waar de netwerkoperator is gevestigd, hoewel de IP-adressen die het aankondigt wereldwijd gebruikers kunnen bedienen.

Laatst bijgewerkt: 2026-07-24 14:40:31 UTC
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