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Autonomous System

AS2497 — IIJ - Internet Initiative Japan Inc.(JP)

Last fetched

AS2497 is an Autonomous System operated by IIJ - Internet Initiative Japan Inc. and registered in JP. As of Tue, 01 Sep 2026 22:02:43 GMT, it announces 212 routed IP prefixes and peers with 227 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS2497Routing diversity10.0/10Peering density9.4/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/2497

Routing footprint

AS2497 announces 212 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

227 distinct peers via BGP. The first 200 (alphabetical) are listed below.

Peer ASNOperatorCountry
AS10000NCM - Nagasaki Cable Media Inc.JP
AS10003OCT-NET - Ogaki Cable Television Co.,Inc.JP
AS10010TOKAI - TOKAI Communications CorporationJP
AS10014NIHON-U - Nihon UniversityJP
AS10016MINC - Minaminihon Information Processing Center Co LtdJP
AS12389ROSTELECOM-AS - PJSC RostelecomRU
AS1257SWIPNET - Tele2 Sverige AB
AS12654RIPE-NCC-RIS-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC)NL
AS1273CW - IDDQD-AS
AS1299TWELVE99 - Arelion Sweden ABSE
AS13030INIT7 - Init7 (Switzerland) Ltd.CH
AS131160WI2 - Wire and Wireless Co.,Ltd.JP
AS13150CATON - CATO NETWORKS LTDIL
AS131896SSI-Lab - SSI Lab Inc.JP
AS131899DIG-NET - DIG Inc.JP
AS131909Okinawa-DC - OCC Co., Ltd.JP
AS131912CYBOZU - Cybozu,Inc.JP
AS131916BAYNET - Tokyo Bay Network Co.,Ltd.JP
AS131918SCN-NET - SHONAN CABLE NETWORKJP
AS131919MEIJI-NET - Meiji UniversityJP
AS131921GMOCL - GMO GlobalSign Holdings K.K.JP
AS131925CYBERHOME2 - FAMILY NET JAPAN INCORPORATEDJP
AS131937JCV - Joetsu Cable VisionJP
AS131944KADOKAWA-NET - KADOKAWA DWANGO CORPORATIONJP
AS131952POTATO-NET - Asahikawa Cable Television Co., Ltd.JP
AS131957MicroAd - MicroAd, Inc.JP
AS131958t-net - Tama Cable Network Co.,Ltd.JP
AS131961DOKKYO-AS - Dokkyo UniversityJP
AS131964CYBERHOME3 - FAMILYNET JAPAN CORPORATIONJP
AS131981TAKUSHOKUNET - Takushoku UniversityJP
AS131984JOCDN - JOCDN Inc.JP
AS131988TANET - Takehara Cable Network Co,LtdJP
AS132139VECLOUD1-AS-AP - VECLOUD LIMITEDHK
AS133182RRNTL-AS-AP - Running River Network Technology LimitedHK
AS135377UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDHK
AS137535JTIP-AS-AP - JT TELECOM INTERNATIONAL PTE.LTD.SG
AS137969HKBIL-AS-AP - HONG KONG BRIDGE INFO-TECH LIMITEDHK
AS138384RMNI-AS-AP - Rakuten Mobile Network, Inc.JP
AS139255U-NEXT-AS-AP - U-NEXT Co.,Ltd.JP
AS139468DCI-AS-AP - DC Communications Inc.JP
AS140096JINX-AS-AP - JINX CO., LIMITEDHK
AS146974WP-NET - Woven by Toyota, Inc.JP
AS146979SUNDAICHI - University of NagasakiJP
AS146981Nekojarashi - Nekojarashi Inc.JP
AS150358TWCU-NET - Tokyo Woman's Christian UniversityJP
AS150363THIN-NET - SoftEther CorporationJP
AS150366Demae-can-NW - demae-can co. ltdJP
AS150367CLOUD-NET - Future Corp.JP
AS152858TWC-NET - Woven by Toyota, Inc.JP
AS152875MEEQ - MEEQ Inc.JP
AS152876COMOTA - Comota Co., Ltd.JP
AS153371BACKWAVESLIMITED-AS-AP - BACK WAVES LIMITEDHK
AS15412FLAG-AS - Flag Telecom UK LimitedGB
AS15830Equinix - Equinix (EMEA) Acquisition Enterprises B.V.NL
AS174COGENT-174 - Cogent Communications, LLCUS
AS17511OPTAGE - OPTAGE Inc.JP
AS17512JAL - Japan Airlines Co.,Ltd.JP
AS17514AICS - Otsuka Corp.JP
AS17516NTTCOMWARE - NTT COMWARE CORPORATIONJP
AS17529MediaCat - STARCAT Co .,LTD.JP
AS17661NHN-JAPAN - NHN Cloud Japan CorporationJP
AS17689H-IX - Hokuden Information Technology,Inc.JP
AS17691TikiTiki - NDS Co., Ltd.JP
AS17693NEKONET - YAMATO SYSTEM DEVELOPMENT CO., LTD.JP
AS17707DATAHOTEL-JP - AS for DATAHOTEL, which is one of iDC in Japan,JP
AS17931NETFOREST - Netforest,Inc.JP
AS17939MCN-NET01 - miyazaki cabletelevision network Co.,LTDJP
AS17940CYBERLINKS - CYBER LINKS Co.,Ltd.JP
AS17944JWA - Japan Weather AssociationJP
AS17947S-UTOPIA - SAKURA KCS Corporation.JP
AS17950SaiNet-AS - SaiNetJP
AS17955AVISNET - Densan Co., Ltd.JP
AS17958KCV - Kasaoka Cable Vision Co,LTD.JP
AS17961MITENE - mitene internet co., ltd.JP
AS18071MEI1 - Panasonic Information Systems Co., LtdJP
AS18074FRT - FRT Inc.JP
AS18081KCN - Kintetsu Cable Network Co., Ltd.JP
AS18090MAGMA - IMS CorporationJP
AS18091TEIKYO-U - Teikyo UniversityJP
AS18094TCN-AS - Tokyo Cable Network.,INCJP
AS18121INCL - Ishikawa Computer Center Co.,LTD.JP
AS18126CTCX - Chubu Telecommunications Company, Inc.JP
AS18135BTV - BTV CO.,LTD.JP
AS18260e-catv - EHIME CATV CO.,LTD.JP
AS18272BC-NET - Benesse CorporationJP
AS18274UCATV - Utsunomiya Cable TV CorporationJP
AS18526DDPS - DDPS Networks, LLCJP
AS20347GFN-US - Nvidia CorporationUS
AS20485TRANSTELECOM - Joint Stock Company TransTeleComRU
AS216211CYBERVERSE-BACKBONE - CYBERVERSE LLCUS
AS23532IOVZ-NETWORKS - IOVZ NETWORKS INCUS
AS23620DMM - DMM.com LLCJP
AS23627UCVNET - UEDA CABLE VISION CO.,LTD.JP
AS23628ACCSnet - Academic newtown Community Cable ServiceJP
AS23634E-DNS-JP - WIDE ProjectJP
AS23639ntt-bizlink - NTT Bizlink, Inc.JP
AS23774A-DNS-JP - Japan Registry Service Co., Ltd.JP
AS23776NEC - NEC CorporationJP
AS23778CANET - IMIZU CABLE NETWORK CO.,LTD.JP
AS23780CTB - CTB Media Inc.JP
AS23783CNA - Cable Networks Akita Co.,ltd.JP
AS23786MABLE - San-in Cable Vision CO.,LTDJP
AS23816YAHOO - LY CorporationJP
AS23820RAKUTEN - Rakuten Group, Inc.JP
AS24248ASN-WADAI-U - Wakayama UniversityJP
AS24249JWAY - JWAY co., Ltd.JP
AS24255T-CATV - Koshinomiyako Network, Inc.JP
AS24259BC9 - kanuma cable television CorporationJP
AS24279CAT-V - SENDAI CATV CO.,LTD.JP
AS24284CYBERAGENT - CyberAgent, Inc.JP
AS24319AKAMAI-TYO-AP - Akamai Technologies Tokyo ASNSG
AS24572YAHOO-JP-AS-AP - Yahoo JapanJP
AS2515JPNIC - Japan Network Information CenterJP
AS2519VECTANT - ARTERIA Networks CorporationJP
AS2522PPP-EXP - Japan Network Information CenterJP
AS2907SINET-AS - Research Organization of Information and Systems, National Institute of InformaticsJP
AS2914NTT-DATA-2914 - NTT America, Inc.US
AS30781JAGUAR-AS - Free Pro SASFR
AS3130RGNET-SEA - RGnet OUEE
AS3216SOVAM-AS - PJSC "Vimpelcom"RU
AS3257GTT-BACKBONE - GTT Communications Inc.US
AS3258XTOM-JAPAN - xTom Japan CorporationJP
AS3303SWISSCOM - Swisscom (Schweiz) AGCH
AS3320DTAG - Deutsche Telekom AGDE
AS3356LEVEL3 - Level 3 Parent, LLCUS
AS3491PCCWG-APAC-HK - PCCW Global (HK) Ltd.HK
AS3605ERX-KUENTOS-AS - Guam Cablevision, LLC.GU
AS37468Angola Cables - Angola CablesAO
AS37891JTIS - JR TOKAI Information Systems CompanyJP
AS37905BRASTEL-NET - Brastel Co.,LtdJP
AS37915Ke-net - Wakayama Prefectural GovernmentJP
AS37916atworks - A.T.WORKS, Inc.JP
AS37918ECL-INET - NTT, Inc.JP
AS38628WINK-NET - HIMEJI CABLE TELEVISION CORPORATIONJP
AS38634DWANGO - DWANGO Co.,Ltd.JP
AS38636DENA-NET - DeNA, Co. Ltd.JP
AS38638IP-CORE - Ip Core CorporationJP
AS38651Mixi - MIXI, Inc.JP
AS393226INTERCONTINENTAL-EXCHANGE-MULTI-ISP-SITES - Intercontinental Exchange, Inc.US
AS398704STACKSINC-BACKBONE - STACKS INCUS
AS400506BAIAS - Black AppleUS
AS40263BCS-1 - Bear Cloud Solutions, Inc.US
AS40934FORTINET - Fortinet Inc.US
AS45691DODO-CORE - DODO K.K.JP
AS4637ASN-TELSTRA-GLOBAL - Telstra GlobalHK
AS4673INTERVIA - NTT DATA CORPORATIONJP
AS4680MIND - Mitsubishi Electric Information Network CorporationJP
AS4694IDCF - IDC Frontier Inc.JP
AS4713OCN - NTT DOCOMO BUSINESS,Inc.JP
AS4718CKP - Cyber Kansai ProjectJP
AS4723DOLPHIN - DolphinJP
AS4774ABONE-AS - A-Bone by Internet Initiative Japan Inc.JP
AS4777APNIC-COLO - Asia Pacific Network Information CentreJP
AS4785XTOM-AS-JP - xTomJP
AS4837CHINA169-Backbone - CHINA UNICOM China169 BackboneCN
AS51847NEAROUTE - Nearoute LimitedHK
AS54740DYNAWEB - Dynaweb FoundationUS
AS54994ML-1432-54994 - Meteverse Limited.CA
AS5511Opentransit - Orange S.A.FR
AS55385DA - Digital Alliance Co.,Ltd.JP
AS55387RMGR-MIX - Japan Communication Inc.JP
AS55391MF-NATIVE6-E - INTERNET MULTIFEED CO.JP
AS55392MF-NATIVE6-W - INTERNET MULTIFEED CO.JP
AS55888Nintatsu - Nintatsu Global Telecommunications CorporationJP
AS55899IROB - irob Ltd.JP
AS55900GLBB-JP - GLBB Japan KKJP
AS55904KOGAKUIN-AS - KOGAKUIN UniversityJP
AS55910SITNET-AS - Shibaura Institute of TechnologyJP
AS577BACOM - Bell CanadaCA
AS58788CHIRORO - Chiroro-Net Co.,Ltd.JP
AS58793NIFCLOUD-NET - FUJITSU LIMITEDJP
AS59104SOKAU-AS - Soka UniversityJP
AS59107HTV-NET - Hachinohe Cable Television Co.JP
AS59109HITCLOUD - Hitachi,Ltd., Managed & Platform Services Business DivisionJP
AS59118FNC-O2 - NRI SecureTechnologies, Ltd.JP
AS59123KAKAKUCOM - Kakaku.com, Inc.JP
AS59124KYOTO-PREF - KYOTO Prefectural GovernmentJP
AS59125CYBERHOME1 - FAMILY NET JAPAN INCORPORATEDJP
AS63210FC2-INC-2 - FC2 IncUS
AS6327SHAW - Shaw CommunicationsCA
AS63773DUAL-NET - dual&Co. Inc.JP
AS63997TSUKAERUNET - Tsukaeru.net, Web Hosting Company, JapanJP
AS6453AS6453 - TATA COMMUNICATIONS (AMERICA) INCUS
AS6461ZAYO-6461 - Zayo BandwidthUS
AS6830LibertyGlobal - Liberty Global Europe Holding B.V.NL
AS6939HURRICANE - Hurricane Electric LLCUS
AS701UUNET - Verizon BusinessUS
AS7018ATT-INTERNET4 - AT&T Enterprises, LLCUS
AS7473SINGTEL-AS-AP - Singapore Telecommunications LtdSG
AS7483SKYCLOUD-NET - Skycloud Computing co., Ltd.TW
AS7500M-ROOT-DNS - WIDE ProjectJP
AS7503AIR - Air Internet Service Co.,Ltd.JP
AS7522STCN - STNet, IncorporatedJP
AS7524HANSHIN - ITEC HANKYU HANSHIN CO.,LTD.JP
AS7527JPIX - Japan Internet Xing Co., Ltd.JP
AS7529NETIRD - GMO NetIRD, Inc.JP
AS7664HARENET - HARENET INC.JP
AS7665OKIX - Okayama Prefectural GovernmentJP
AS7668HTCN - Hokuriku Telecommunication Network Co.JP
AS7670CTNET - Enecom,Inc.JP

Blast radius

Count of dependent hostnames if AS2497 disappeared from the routing table.

1,206,270 hostnames depend on this network.Exact count across all 205 announced prefixes. Snapshot Wed, 15 Jul 2026 04:01:02 GMT.

MOAS / hijack watch

Prefixes routed by AS2497 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

No active MOAS conflicts. Every prefix announced by AS2497 is unique to AS2497 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS2497.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS2497"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.