HomeASN LookupAS2907

AS2907 SINET-AS Research Organization of Information and Systems, National Institute of Informatics

🇯🇵

Org handle: A91A7381

for assignment to JPNIC members

APNICallocated
Announced Prefixes (BGP)
610total
608 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)4.4M
Announced (BGP)9.0M
IPv6 Addresses
Allocated (RIR)1.5×10²⁹
Announced (BGP)1.5×10²⁹
Prefix Limit (IPv4)
5,000
Prefix Limit (IPv6)
10
Country
🇯🇵 JP
RIR
APNIC
Status
allocated
Allocated
2002-08-01

Announced Prefixes

(BGP)610
|
Prefix
RPKI
IRR
Last Seen
103.164.74.0/23
No ROA-2026-10-10
103.164.166.0/23
No ROA-2026-10-10
103.164.168.0/23
No ROA-2026-10-10
103.180.128.0/23
No ROA-2026-10-10
130.34.0.0/16
No ROA-2026-10-10
130.153.0.0/16
No ROA-2026-10-10
131.206.0.0/16
No ROA-2026-10-10
133.7.0.0/16
No ROA-2026-10-10
133.8.0.0/16
No ROA-2026-10-10
133.10.0.0/16
No ROA-2026-10-10
1-10 of 610
1 / 61

Allocated Prefixes

(RIR)122
Prefix
Country
RIR
Status
103.164.74.0/23🇯🇵 JPAPNICallocated
103.164.166.0/23🇯🇵 JPAPNICallocated
103.164.168.0/23🇯🇵 JPAPNICallocated
103.180.128.0/23🇯🇵 JPAPNICallocated
130.34.0.0/16🇯🇵 JPAPNICallocated
130.153.0.0/16🇯🇵 JPAPNICallocated
131.206.0.0/16🇯🇵 JPAPNICallocated
136.187.0.0/16🇯🇵 JPAPNICallocated
144.213.0.0/16🇯🇵 JPAPNICallocated
150.7.0.0/16🇯🇵 JPAPNICallocated
1-10 of 122
1 / 13

All 610 announced prefixes of AS2907 →

BGP Neighbours

(seen in AS paths)

Upstreams (5)

Networks AS2907 hands its own prefixes to: transit providers, or peers at an exchange.

  • AS2497Internet Initiative Japan609
  • AS35889University Of Hawaii55
  • AS7660Asia Pacific Advanced Network Japan18
  • AS20965GEANT Vereniging6
  • AS4775Globe Telecoms1

Downstreams (100 of 101)

Networks whose own prefixes AS2907 passes on: usually its customers.

  • AS58647Kagawa University183
  • AS13335Cloudflare25
  • AS9924Taiwan Fixed Network, Telco And Network Service Provider21
  • AS23793National Institute Of Advanced Industrial Science And Technology18
  • AS16552Tiggee15
  • AS2506NTT Business Solutions Corporation13
  • AS3488Japan Aerospace Exploration Agency13
  • AS59103SoftEther Corporation13
  • AS63770Industrial Cyber Security Center Of Excellence13
  • AS7497Computer Network Information Center Of Chinese Academy Of Sciences (CNIC CAS)10
  • AS18124Okayama University Of Science9
  • AS18148Fukuoka University9
  • AS20326TeraSwitch Networks8
  • AS55912University Of Kochi8
  • AS2505High Energy Accelerator Research Organization, KEK7
  • AS45688The University Of Tokyo Interfaculty Initiative In Information Studies7
  • AS55379Hosei University6
  • AS151388SoftEther Corporation (SE JIKKEN )6
  • AS2501The University Of Tokyo5
  • AS18087Toyo University5
  • AS36351IBM Cloud5
  • AS37918NTT5
  • AS58652Kochi University5
  • AS63785Fukuoka University5
  • AS131159Yamagata University5
  • AS140951IPTP Networks5
  • AS2504Kyoto University4
  • AS2523Internet Technology Research Consortium4
  • AS17523Aoyama Gakuin University4
  • AS23781Toyama University4
  • AS36530IDC Cube4
  • AS55909National Institute Of Technology, Kochi College4
  • AS63798Industrial Cyber Security Center Of Excellence4
  • AS131981Takushoku University4
  • AS7509Hokkaido University3
  • AS9355National Institute Of Information And Communications Technology3
  • AS17687National University Corporation Nagoya University3
  • AS18267Doshisha University3
  • AS23826Daido University3
  • AS24261Mie University3
  • AS37889J PARC Center3
  • AS38635Keio University3
  • AS38641Osaka Sangyo University3
  • AS55390Tokyo University Of Science3
  • AS55904KOGAKUIN University3
  • AS2906Netflix Streaming Services2
  • AS4729Japan Atomic Energy Agency2
  • AS4730Osaka University2
  • AS8220COLT Technology Services Group Limited2
  • AS9367Institute Of Science Tokyo2
  • AS9505Taiwan Internet Gateway2
  • AS17701Seinan Gakuin University2
  • AS18091Teikyo University2
  • AS24287National Institute Of Informatics2
  • AS37917University Of Tsukuba2
  • AS54113Fastly2
  • AS55380Kanazawa University2
  • AS55910Shibaura Institute Of Technology2
  • AS58785Tohoku Gakuin University2
  • AS59096Meiji Gakuin University2
  • AS59104Soka University2
  • AS59115CYBERDYNE2
  • AS131158Nara Institute Of Science And Technology, National University Corporation2
  • AS131429MOBIFONE Corporation2
  • AS131895Okinawa Institute Of Science And Technology2
  • AS131919Meiji University2
  • AS150358Tokyo Woman'S Christian University2
  • AS151350NIPPON COMMUNICATIONS2
  • AS2508Kyushu University1
  • AS2513Japan Science And Technology Agency1
  • AS3216SOVAM PJSC "Vimpelcom"1
  • AS9591National Institute For Fusion Science1
  • AS16509Amazon.Com1
  • AS17579KISTI1
  • AS17932Japan Advanced Institute Of Science And Technology1
  • AS17934National Institute Of Information And Communications Technology1
  • AS17946Gifu University1
  • AS17960University Of The Ryukyus1
  • AS18125Tsukuba Business Academia Cooperation Support Center, Agriculture, Forestry And Fisheries Research Council Secretariat, Ministry Of Agriculture, Forestry And Fisheries1
  • AS18128RIKEN1
  • AS18276Kansai University1
  • AS18279Bukkyo University1
  • AS23615University Of Shizuoka1
  • AS23623Chuo University1
  • AS23807Ritsumeikan University1
  • AS24254Kyoto Sangyo University1
  • AS24264Kanazawa Institute Of Technology1
  • AS37910Chubu University1
  • AS45685Rikkyo Gakuin Rikkyo University1
  • AS55373Foundation For Biomedical Research And Innovation At Kobe1
  • AS58784Rissho University1
  • AS59091Kanagawa Institute Of Technology1
  • AS59111Akita International University1
  • AS62597NSONE1
  • AS63777National Institutes Of Natural Sciences National Astronomical Observatory Of JAPAN1
  • AS63783Chiba University Of Commerce1
  • AS131946MUSASHINO UNIVERSITY E.F1
  • AS131961Dokkyo University1
  • AS151390RUTILEA1
  • AS152861Chiba Institute Of Technology1

Other adjacent networks (29)

Adjacent to AS2907 in the transit part of AS paths: peers, providers or customers.

  • AS137409GSL Networks Pty111
  • AS9002RETN Limited57
  • AS8075Microsoft Corporation50
  • AS23764CTGNet40
  • AS7713PT Telekomunikasi Indonesia33
  • AS58807China Mobile International Limited25
  • AS4826Vocus Connect International Backbone24
  • AS35280F5 Networks SARL11
  • AS2153CENIC9
  • AS38040TOT Public Company Limited9
  • AS3303SWISSCOM (Schweiz)5
  • AS11537Internet25
  • AS17676SoftBank5
  • AS15169Google4
  • AS55818MC IX Matrix Internet Exchange RS3
  • AS63927RISE3
  • AS20940AKAMAI ASN1 Akamai International B.V2
  • AS59624KIAE COMPUTING National Research Center "Kurchatov Institute"2
  • AS153371BACK WAVES LIMITED2
  • AS4229Zenlayer1
  • AS4788TM TECHNOLOGY SERVICES SDN. BHD1
  • AS6509CANARIE1
  • AS7552Viettel Group1
  • AS12389ROSTELECOM PJSC Rostelecom1
  • AS27750Cooperacion Latino Americana De Redes Avanzadas1
  • AS33353Sony Interactive Entertainment1
  • AS38195Superloop1
  • AS49544I3Dnet I3D.Net B.V1
  • AS60068CDN77 Datacamp Limited1
ASPA
No ASPA
External Links
APNIC WhoisRIPEstat

Learn more

API
Open
GEThttps://api.ipctl.io/v1/asn/2907

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/2907" | jq