Japan ASN Summary

The report below shows ASNs assigned to Japan, ranked by the total number of IP addresses currently active on each network. Click on the ASN for full IP address information, whois details and more. You can also view our hosting report to see the networks ranked by how many domain names they host.

ASN Name Num IPs
AS17676 Softbank BB Corp. 43,748,352
AS4713 NTT Communications Corporation 28,894,976
AS2516 KDDI CORPORATION 18,295,040
AS2907 Research Organization of Information and Systems, National Institute of Informatics 8,832,000
AS17506 ARTERIA Networks Corporation 5,382,144
AS9824 JCOM Co., Ltd. 4,745,216
AS2527 Sony Network Communications Inc. 3,802,112
AS2497 Internet Initiative Japan Inc. 3,747,328
AS2518 BIGLOBE Inc. 3,670,016
AS17511 OPTAGE Inc. 3,072,256
AS2510 FUJITSU LIMITED 2,754,816
AS9605 NTT DOCOMO, INC. 2,599,168
AS2514 NTT PC Communications, Inc. 2,092,800
AS4725 SoftBank Corp. 2,008,064
AS10013 FreeBit Co.,Ltd. 1,822,464
AS2519 ARTERIA Networks Corporation 1,780,480
AS9595 NTT-ME Corporation 1,644,544
AS10010 TOKAI Communications Corporation 1,502,464
AS18126 Chubu Telecommunications Company, Inc. 1,263,360
AS4685 Asahi Net 1,179,648
AS9617 JCOM Co., Ltd. 1,163,264
AS4694 IDC Frontier Inc. 1,028,096
AS7679 QTnet,Inc. 696,320
AS4721 JCOM Co., Ltd. 631,808
AS7522 STNet, Incorporated 529,408
AS7671 NTT SmartConnect Corporation 451,072
AS138384 Rakuten Mobile Network, Inc. 420,864
AS18081 Kintetsu Cable Network Co., Ltd. 417,792
AS9365 its communications Inc. 404,480
AS7684 SAKURA Internet Inc. 364,032
AS9370 SAKURA Internet Inc. 338,688
AS131932 JR East Information Systems Company 327,680
AS9371 SAKURA Internet Inc. 305,920
AS18144 Energia Communications,Inc. 291,840
AS7524 ITEC HANKYU HANSHIN CO.,LTD. 279,040
AS9597 KDDI Web Communications Inc. 276,736
AS7506 GMO Internet,Inc 263,168
AS4673 NTT DATA CORPORATION 258,048
AS2522 Japan Network Information Center 229,120
AS2506 NTT WEST CHUGOKU CORPORATION 214,272
AS7687 TOYOTA DIGITAL CRUISE.INCORPORATED 208,896
AS2501 The University of Tokyo 200,704
AS23793 National Institute of Advanced Industrial Science and Technology 199,936
AS2500 WIDE Project 196,864
AS7514 Computer Engineering & Consulting, Ltd. 187,392
AS9351 ZTV CO.,LTD 176,128
AS17698 COMMUNITY NETWORK CENTER INCORPORATED. 174,080
AS9354 Community Network Center Inc. 172,032
AS9374 EDION Corporation 165,888
AS17941 Equinix Japan Enterprise K.K. 163,584
AS4686 BEKKOAME INTERNET INC. 150,272
AS18077 Yamaguchi Cable Vision Co.,Ltd 143,872
AS10006 SECOM Trust Systems Co.,Ltd. 138,496
AS17529 STARCAT CABLE NETWORK Co .,LTD. 135,168
AS9619 Sony Global Solutions Inc. 135,168
AS9614 Oita Cable Telecom Co,ltd. 133,120
AS7670 Energia Communications, Inc. 132,608
AS2504 Kyoto University 132,096
AS37917 University of Tsukuba 132,096
AS7509 Hokkaido University 131,328
AS17687 National University Corporation Nagoya University 131,328
AS17516 NTT COMWARE CORPORATION 131,072
AS4729 Japan Atomic Energy Agency 131,072
AS38635 Keio University 131,072
AS10021 KVH Co.,Ltd 121,600
AS24572 Yahoo Japan 119,808
AS7516 Tohoku Intelligent Telecommunication Co., Inc. 119,040
AS3488 Information Systems Department, Japan Aerospace Exploration Agency 115,200
AS38631 LINE Corporation 108,288
AS2554 IDC Frontier Inc. 101,376
AS59108 KATCH NETWORK INC. 96,256
AS4678 Canon IT Solutions Inc. 94,208
AS17707 AS for DATAHOTEL, which is one of iDC in Japan, 91,392
AS17534 NSK Co.,Ltd. 91,136
AS9993 ITOCHU Techno-Solutions Corporation 91,136
AS24282 KAGOYA JAPAN Inc. 89,088
AS18097 D.C.N. Corporation 85,504
AS17514 Otsuka Corp. 83,968
AS9600 So-net Corporation 82,944
AS131921 GMO GlobalSign Holdings K.K. 80,128
AS18260 EHIME CATV CO.,LTD. 79,872
AS2505 High Energy Accelerator Research Organization, KEK 74,240
AS7502 Advanced Software Technology & Management Research Institute of KYOTO 74,240
AS23820 Rakuten Group, Inc. 73,728
AS58647 Kagawa University 73,728
AS23781 Toyama University 72,704
AS9615 TOYOHASHI CABLE NETWORK INC. 71,680
AS7511 SYNAPSE Co.,Ltd. 71,680
AS17939 miyazaki cabletelevision network Co.,LTD 71,680
AS9622 Kurashiki Cable TV 71,680
AS17947 SAKURA KCS Corporation. 69,632
AS10000 Nagasaki Cable Media Inc. 69,632
AS18271 Nissho Electronics Corporation 69,632
AS37918 Nippon Telegraph and Telephone Corporation 69,376
AS55392 INTERNET MULTIFEED CO. 68,608
AS7672 Hokuden Information System Service Co.,Ltd. 68,608
AS2526 Global Solution 2nd Office. IT Strategy & Digital Integration Division. Hitachi, Ltd. 67,584
AS4730 Osaka University 67,584
AS55391 INTERNET MULTIFEED CO. 67,584
AS17961 mitene internet co., ltd. 67,584
AS18268 Naganoken Kyodou Densan Co.Ltd. 67,072
AS23720 Rakuten Mobile Network, Inc. 67,072
AS23816 Yahoo Japan Corporation 66,816
AS24261 Mie University 66,304
AS17932 Japan Advanced Institute of Science and Technology 65,792
AS17944 Japan Weather Association 65,792
AS23623 Chuo University 65,536
AS18087 Toyo University 65,536
AS10014 Nihon University 65,536
AS9991 Hiroshima Shudo University 65,536
AS9593 Nikkei Inc. 65,536
AS9591 National Institute for Fusion Science 65,536
AS9367 Tokyo Institute of Technology 65,536
AS9366 SOLITON-NET 65,536
AS131159 Yamagata University 65,536
AS9355 National Institute of Information and Communications Technology 65,536
AS131897 National University Corporation ,Ehime University 65,536
AS131919 Meiji University 65,536
AS131930 Tokyo Broadcasting System Television, Inc. 65,536
AS131938 NISSAN MOTOR CO.,LTD. 65,536
AS59104 Soka University 65,536
AS58785 Tohoku Gakuin University 65,536
AS58652 Kochi University 65,536
AS131965 Xserver Inc. 65,536
AS55904 KOGAKUIN University 65,536
AS55390 Tokyo University of Science 65,536
AS55380 Kanazawa University 65,536
AS131981 Takushoku University 65,536
AS55379 Hosei University 65,536
AS45685 Rikkyo Gakuin Rikkyo University 65,536
AS38654 INES Corporation. 65,536
AS38641 Osaka Sangyo University 65,536
AS37919 SEGA SAMMY HOLDINGS INC. 65,536
AS37910 Chubu University 65,536
AS2523 JSPS 163rd Committee on Internet Technology 65,536
AS2513 Japan Science and Technology Agency 65,536
AS2508 Kyushu University 65,536
AS24275 TOTO LTD. 65,536
AS24268 National University Corporation Shizuoka University 65,536
AS24254 Kyoto Sangyo University 65,536
AS24248 Wakayama University 65,536
AS23807 Ritsumeikan University 65,536
AS23779 NTT Communications Corporation 65,536
AS17510 INFORMATION SERVICES INTERNATIONAL - DENTSU, LTD. 65,536
AS17512 Japan Airlines Co.,Ltd. 65,536
AS23615 University of Shizuoka 65,536
AS17523 Aoyama Gakuin University 65,536
AS18276 Kansai University 65,536
AS17701 Seinan Gakuin University 65,536
AS17946 Gifu University 65,536
AS18128 RIKEN 65,536
AS17956 WASEDA University 65,536
AS17960 University of the Ryukyus 65,536
AS18069 SB Technology Corp. 65,536
AS18125 Ministry of Agriculture, Forestry and Fisheries Research Network 65,536
AS18124 Okayama University of Science 65,536
AS18148 Fukuoka University 65,024
AS38628 HIMEJI CABLE TELEVISION CORPORATION 64,512
AS17686 ACCELIA 63,488
AS4677 Marubeni OKI Network Solutions Inc. 56,832
AS138968 rainbow network limited 55,552
AS131918 SHONAN CABLE NETWORK 55,296
AS23637 Equinix Japan Enterprise K.K. 55,040
AS23791 LCV Corporation 52,224
AS37892 Cable Media WAIWAI Co.,Ltd. 52,224
AS59127 Newmedia Corporation 51,200
AS18278 Cable TV Corporation 51,200
AS4680 Mitsubishi Electric Information Network Corporation 49,152
AS55387 Japan Communication Inc. 49,152
AS17675 Internap Japan Co.,Ltd. 48,128
AS18282 Tonami System Solutions Co., Ltd. 47,104
AS4723 Dolphin 46,080
AS23785 SUN FIELD INTERNET LIMITED 45,056
AS58791 GMO Internet,Inc 45,056
AS4693 CSK-IT MANAGEMENT CORPORATION 45,056
AS9378 JCOM Co., Ltd. 45,056
AS24295 Internap Japan Co.,Ltd. 44,032
AS18092 Kyushu Tele Communications Company 43,008
AS18136 JCOM Co., Ltd. 43,008
AS23783 Cable Networks Akita Co.,ltd. 42,752
AS2511 NTT 41,728
AS10003 Ogaki Cable Television Co.,Inc. 40,960
AS18135 BTV Cable Television CO.,LTD. 38,912
AS10019 Matsusaka Cable-TV Station Inc. 38,912
AS17530 Nihon Network Service Co, .Ltd. 38,912
AS7690 Mirai Communication Network Inc. 37,376
AS131959 YOU Communications Corporation 37,376
AS24276 JCOM Co., Ltd. 36,864
AS10001 Mics Network Corporation 36,864
AS9998 ISAO Corporation 36,864
AS9621 Okinawa Telecommunication Network Co.,Inc 35,840
AS55900 GLBB Japan KK 35,840
AS38634 DWANGO Co.,Ltd. 35,840
AS7682 HOKKAIDO TELECOMMUNICATIONS NETWORK Co., Inc. 35,840
AS38462 Osaki Computer Engineering Co.Ltd 35,328
AS17955 Densan Co., Ltd. 35,328
AS59121 Asahi Kasei Networks Corporation 33,024
AS58793 FUJITSU CLOUD TECHNOLOGIES LIMITED 33,024
AS9357 NRI SecureTechnologies, Ltd. 32,768
AS18150 NetComBB Co.,Ltd. 32,768
AS7676 TAM-Internet Service (T.A.M Co., Ltd.) 32,256
AS18068 Dream Wave Shizuoka Co. Ltd. 32,256
AS4675 UNIADEX, LTD. 31,488
AS131934 ICC Corporation 30,720
AS23624 Chukai Television Co,.Ltd. 30,720
AS17661 NHN JAPAN Corp. 30,208
AS18134 JCOM Co., Ltd. 29,696
AS7668 Hokuriku Telecommunication Network Co. 29,696
AS9607 BroadBand Tower, Inc. 29,184
AS59125 FAMILY NET JAPAN INCORPORATED 27,648
AS59092 kronos.Co.,Ltd. 27,648
AS23629 Obihiro City Cable Co.,Ltd. 27,136
AS131916 Tokyo Bay Network Co.,Ltd. 26,624
AS9601 Niigata Communication Service 26,624
AS24296 Yahoo Japan Corporation 26,624
AS131927 TV Matsumoto Cablevision 26,624
AS55394 GREE, Inc. 26,624
AS24249 JWAY co., Ltd. 26,624
AS131958 Tama Cable Network Co.,Ltd. 26,112
AS132827 GATEWAY INC 25,856
AS2512 TCP Inc. 25,600
AS24255 Tannan Cable Television Corporation 25,600
AS17504 NRI Netcom, Ltd. 25,600
AS10004 JIN Office Service Inc. 25,344
AS23661 CLARA ONLINE, Inc. 24,832
AS17950 SaiNet 24,576
AS10002 IGAUENO CABLE TELEVISION CO.,LTD 24,576
AS56291 Ace, Inc. 24,576
AS23788 JCOM Co., Ltd. 24,576
AS17682 296 BROAD NET Com Inc 23,552
AS131925 FAMILY NET JAPAN INCORPORATED 23,296
AS18121 Ishikawa Computer Center Co.,LTD. 23,040
AS131937 Joetsu Cable Vision 23,040
AS18274 Utsunomiya Cable TV Corporation 22,528
AS131915 Hamamatsu Cable Television .Inc 22,528
AS23786 San-in Cable Vision CO.,LTD 22,528
AS18283 Fureai Channel Inc. 21,504
AS7505 Fujitsu Systems Applications & Support Limited 21,504
AS17958 Kasaoka Cable Vision Co,LTD. 21,504
AS17691 NDS Co., Ltd. 21,504
AS23777 NTT BUSINESS SOLUTIONS CORPORATION 20,992
AS18281 Tokoname New-TV Corporation 20,480
AS23831 NISIOWARI CATV CORPORATION 20,480
AS18267 Doshisha University 20,480
AS23778 IMIZU CABLE NETWORK CO.,LTD. 20,480
AS10012 Rakuten Mobile, Inc. 20,480
AS17931 Netforest,Inc. 20,480
AS146977 Niikawa Portal Co.,LTD 20,480
AS24278 USEN CORPORATION 20,480
AS45675 JCOM Co., Ltd. 20,480
AS4695 Energia Communications, Inc. 20,480
AS9999 AT TOKYO Corporation 20,224
AS18129 OKAYAMA NETWORK INC. 19,968
AS17957 SOUTH TOKYO CABLETELEVISION 19,456
AS59109 Hitachi,Ltd., Managed Services Business Division 19,456
AS4785 xTom 18,944
AS10011 advanscope inc. 18,432
AS23790 JCOM Co., Ltd. 18,432
AS23627 UEDA CABLE VISION CO.,LTD. 18,432
AS24277 Okinawa Cable Network Inc. 18,432
AS9997 Suzuka Cable Co.,Ltd 18,432
AS23784 SQUARE ENIX CO., LTD. 18,432
AS23805 Watarase Television Co.,Ltd 18,432
AS7529 NetIRD Inc. 17,664
AS18094 Tokyo Cable Network.,INC 17,408
AS63770 Industrial Cyber Security Center of Excellence 17,408
AS24259 kanuma cable television Corporation 17,408
AS4711 INTEC Inc. 17,408
AS18071 Panasonic Corporation Corporate Information Systems Company 16,640
AS7503 Air Internet Service Co.,Ltd. 16,384
AS23780 CTB Media Inc. 16,384
AS23635 CRCCMedia Co.,ltd 16,384
AS55910 Shibaura Institute of Technology 16,384
AS55384 Japan Advanced Institute of Science and Technology 16,384
AS24271 Iruma CATV co. 16,384
AS18085 Fujitsu Systems Applications & Support Limited 16,384
AS17683 Wingtechnology Communications, Inc. 16,384
AS9618 catv-tokushima 16,384
AS23620 DMM.com LLC 15,360
AS24251 Iwakuni Cable Network Corporation 15,360
AS9466 UUNET Japan Limited 14,848
AS9604 FUJI SOFT INCORPORATED 14,336
AS131923 Mihara Cable Television Ltd. 14,336
AS23808 TOSHIMA CABLE NETWORK CO.,LTD 14,336
AS17936 Cable Television Kani Co.,Inc. 14,336
AS131899 DIG Inc. 13,824
AS131952 Asahikawa Cable Television Co., Ltd. 13,824
AS63997 Tsukaeru.net, Web Hosting Company, Japan 13,824
AS7677 Dai Nippon Printing Co., Ltd 13,568
AS18070 Global Network Core Co.,Ltd. 13,312
AS131931 Aomori Cable TV Co., Ltd. 12,800
AS58650 Warabi Cable Vision Co., Ltd. 12,800
AS55381 CITY-CABLE SHUNAN Corporation 12,800
AS38639 NTT Communications Corporation 12,544
AS55388 ASJ INC. 12,288
AS23630 CAC Inc. 12,288
AS23628 Academic newtown Community Cable Service 12,288
AS23817 Fujitsu Limited. 12,288
AS18266 Datacore Works Co.,Ltd. 12,288
AS18075 Chupicom Hiroshima Corp. 12,288
AS18142 KISTEM Co., Ltd. 12,288
AS24279 SENDAI CATV CO.,LTD. 11,264
AS55385 Digital Alliance Co.,Ltd. 10,240
AS131926 Cable Television Saiki Co. , Ltd. 10,240
AS24289 Kagawa T.V Broadcast Network Co,.Ltd 10,240
AS59107 Hachinohe Cable Television Co. 10,240
AS131933 TAMA Television Co., Ltd 10,240
AS17689 Hokuden Information Technology,Inc. 9,728
AS131911 HONJYO CABLE VISION CO., LTD. 9,216
AS45677 Isahaya Cable Media Co.,Ltd 9,216
AS23775 Tamashima TV Inc. 9,216
AS7664 HARENET INC. 9,216
AS37922 Diversitymedia Co.,Ltd. 9,216
AS55899 LEON TECHNOLOGY, Inc. 8,704
AS17678 Gunma Internet Co,.ltd 8,704
AS132726 5-3 Miyuki-cho 8,704
AS173 Electrical Communications Laboratories 8,704
AS37908 KIBI Cable Television Co.,Ltd. 8,704
AS45687 Minamikyusyu CableTV Net Inc. 8,704
AS18258 Morgan Stanley Japan Limited 8,448
AS17977 SINGTEL-JP 8,192
AS24336 DIGITALBANK, Inc., Regional ISP in Japan 8,192
AS7665 Okayama Prefectural Government 8,192
AS9358 OPTAGE Inc. 8,192
AS7663 FUJIMIC INC. 8,192
AS17940 CYBER LINKS Co.,Ltd. 8,192
AS7686 JCOM Co., Ltd. 8,192
AS4672 Kyndryl Japan KK 8,192
AS17518 Shiojiri City 8,192
AS23618 Ibara Broadcasting Company 8,192
AS59102 GENES Co., Ltd. 8,192
AS7678 Prox System Design Inc. 8,192
AS23619 SMARTVALUE Co.,Ltd. 8,192
AS59096 Meiji Gakuin University 8,192
AS23822 HAGI Television Co., Ltd. 8,192
AS23804 Nonprofit Organization Kitaura Hana Net 8,192
AS59091 Kanagawa Institute of Technology 8,192
AS17694 Deutsche Bank Group, Japan BGP connection 8,192
AS18211 Nomura India Services Pvt Ltd 7,936
AS131960 MBO holdings Inc. 7,680
AS23827 Azumino Network Community TV 7,680
AS17693 YAMATO SYSTEM DEVELOPMENT CO., LTD. 7,168
AS17948 EditNet, Incorporated 7,168
AS24284 CyberAgent, Inc. 6,912
AS23829 NTT NEOMEIT YAMAGUCHI CORPORATION 6,912
AS55376 KCV communications CO.,LTD. 6,656
AS131970 Hikarinet Inc. 6,656
AS17505 SoftBank Corp. 6,656
AS10015 Cyber Wave Japan Co., Ltd. 6,400
AS63772 extride inc. 6,400
AS24121 Equinix Asia Pacific 6,400
AS23631 Sofu System, Inc 6,144
AS23639 NTT Bizlink, Inc. 6,144
AS23641 NS Computer Service Corporation 6,144
AS17680 SCSK Corporation 6,144
AS17509 STARNET Co.,Ltd. 6,144
AS23613 New Media Tokushima Co.,ltd. 6,144
AS9353 MEDIAWARS co.,ltd. 6,144
AS23776 NEC Corporation 6,144
AS58788 Chiroro-Net Co.,Ltd. 6,144
AS59126 NCT CO.,LTD. 6,144
AS59094 esu2 Corporation 6,144
AS24290 Heart Network Co.,LTD 6,144
AS131949 General Incorporated Foundation Aso Telework Center 6,144
AS18264 Seikei Eizo Network Inc. 6,144
AS18088 Kyuden Infocom Company Inc 6,144
AS38638 Ip Core Corporation 5,888
AS137445 PF LINK SYSTEMS 5,632
AS17937 NIKKEI ADVANCED SYSTEMS INC. 5,376
AS37916 A.T.WORKS, Inc. 5,120
AS38651 Mixi,Inc. 5,120
AS23614 Kochi Systems Co., Ltd. 5,120
AS131954 Kawaguchiko cable television Inc 5,120
AS37907 DigiRock, Inc. 5,120
AS24270 CRC Solutions Corp., 5,120
AS131893 RICOH Company, Ltd. 5,120
AS135401 SAP 4,608
AS23632 TVT Tsuyama Co.,Ltd. 4,608
AS146969 SB Technology Corp. 4,608
AS59118 NRI SecureTechnologies, Ltd. 4,608
AS7521 INTERNET MULTIFEED CO. 4,608
AS37897 AXEL NETWORKS, INC. 4,608
AS18259 NTT Communications Corporation 4,608
AS37914 Advanced Software Technology and Management Research Institute of KYOTO 4,352
AS23818 JETINTERNET Corporation 4,352
AS55912 University of Kochi 4,352
AS18263 MEITETSUCOM Co., Ltd. 4,096
AS24567 QT Inc. 4,096
AS18140 Yahoo Japan Corporation 4,096
AS24264 Kanazawa Institute of Technology 4,096
AS18141 HBA 4,096
AS24477 NetApp, Inc. 4,096
AS18074 FRT Inc. 4,096
AS55897 SAKURA Internet Inc. 4,096
AS18143 Mitsubishi Research Institute DCS Co.,Ltd. 4,096
AS17934 National Institute of Information and Communications Technology 4,096
AS38652 Ginzado Co.,Ltd. 4,096
AS17699 ARTERIA Networks Corporation 4,096
AS17685 SQUARE ENIX CO., LTD. 4,096
AS131914 Rakuten Group, Inc. 4,096
AS18289 AT&T JAPAN KK 4,096
AS18290 Mimedia Corporation 4,096
AS18383 CAHI Corporation, 4,096
AS45690 Tokushima Central TV Co.,Inc. 4,096
AS132119 BNP Paribas 4,096
AS37898 digitiminimi, inc. 4,096
AS132095 HEWLETT PACKARD-SHINSUNA COLO 4,096
AS63782 Omaezaki Cable Television Co.Ltd 4,096
AS23773 EKZM co.,ltd. 4,096
AS10016 Minaminihon Information Processing Center Co Ltd 4,096
AS9990 Nippon Information and Communication Corporation 4,096
AS131943 Goto tv 4,096
AS17953 BroadBand Security, Inc. 4,096
AS23794 Broadmedia Corporation 4,096
AS23795 Fitec Corp. 4,096
AS23798 VR Techno Center,inc 4,096
AS23824 Future Spirits Co.,Ltd. 4,096
AS38633 Value Core Inc. 4,096
AS23836 RELATION Co., Ltd. 4,096
AS23967 Produce On Demand Inc. Streaming Contents Delivery Service Tokyo 4,096
AS134351 Leaseweb Japan K.K. 4,096
AS136796 CORELINK JAPAN 3,840
AS45688 The University of Tokyo Interfaculty Initiative in Information Studies 3,584
AS59116 AIG Technologies KK 3,584
AS18127 Ibaraki Prefectural Government 3,584
AS58653 UD Trucks Corporation, Volvo Information Technology Japan 3,328
AS59103 SoftEther Corporation 3,328
AS4697 Network Technology Laboratories, NIPPON TELEGRAPH AND TELEPHONE CORPORATION 3,328
AS23828 Misaki Town 3,072
AS59093 IMABARI CATV CORPORATION 3,072
AS23616 Hitachi Systems, Ltd. 3,072
AS2515 Japan Network Information Center 3,072
AS139468 DC Communications Inc. 3,072
AS131928 Tottori Teletopia Co., Ltd. 3,072
AS17673 MITSUI KNOWLEDGE INDUSTRY CO., LTD. 2,816
AS45680 DOVA Corporation 2,560
AS37891 JR TOKAI Information Systems Company 2,560
AS131955 Kyoutou Cable Net Co Ltd 2,560
AS131950 EnjoyVC Japan Corporation 2,560
AS55898 Yahoo Japan Corporation 2,560
AS37915 Wakayama Prefectural Government 2,560
AS38627 Baidu, Inc. 2,560
AS131936 UNIVERSAL MUSIC LLC 2,304
AS38715 Regional-IX ASN Tottori pref Japan. 2,304
AS24229 IX-layers, Inc. 2,304
AS59123 Kakaku.com, Inc. 2,304
AS38642 Yoshizou XYZ Solutions 2,048
AS7527 Japan Internet Exchange Co., Ltd. 2,048
AS63783 Chiba University of Commerce 2,048
AS24250 Miyagin Digital Solutions Co.,Ltd. 2,048
AS7530 BroadBand Tower, Inc. 2,048
AS24253 J-Stream Inc. 2,048
AS23633 Niigata Communication Service 2,048
AS63775 YAKAGE CABLE TELEVISION 2,048
AS131909 OCC Co., Ltd. 2,048
AS63774 Kamoike.net LLP 2,048
AS131907 Iwami Cablevision Co.,Ltd. 2,048
AS63771 Border Gateway Protocol Network Analysis Project 2,048
AS18090 IMS Corporation 2,048
AS131963 MC Digital Realty, Inc. 2,048
AS24288 Accutechs Co., Ltd. 2,048
AS131987 MC Digital Realty, Inc. 2,048
AS131986 ITOCHU Cable Systems Corp. 2,048
AS59129 LogicLinks, Inc. 2,048
AS146976 Kvision Co.,Ltd. 2,048
AS24286 Weathernews,Inc. 2,048
AS131896 SSI Lab Inc. 2,048
AS59122 Ranger-Systems Co., Ltd. 2,048
AS55902 TS-NET of TOSET, Inc. in Japan 2,048
AS55383 YYY Group, Inc. 2,048
AS59105 Home NOC Operators Group 2,048
AS24262 HAMANASU INFORMATION Co., Ltd. 2,048
AS37912 IPRIO Corporation. 2,048
AS59095 ACCELIA 2,048
AS24512 HAL Internet, Internet Service Provider, Tottori, Japan 2,048
AS58784 Rissho University 2,048
AS131929 Yamanashi CATV Co,. ltd 2,048
AS133203 SBI BITS Co., Ltd. 2,048
AS7513 Hitachi Systems, Ltd. 2,048
AS131941 Entsu Co.,Ltd. 2,048
AS18272 Benesse InfoShell Co.,Ltd 2,048
AS45846 Shiga area POP AS Number 2,048
AS18076 Institute of Advanced Media Arts and Sciences 2,048
AS38643 UNIADEX, LTD. 1,792
AS37889 J-PARC Center 1,792
AS131910 SORACOM. INC. 1,792
AS23885 Oracle Corporation 1,792
AS141757 Zoho Japan Corporation 1,536
AS131966 I-NET CORP. 1,536
AS18139 Hitachi Solutions, Ltd. 1,536
AS24280 Hitachi Systems, Ltd. 1,536
AS37900 NTT Communications Corporation 1,536
AS131982 Uenohara Broadband Communications Inc. 1,536
AS131957 MicroAd, Inc. 1,536
AS139076 EnjoyVC Japan Corporation 1,536
AS18123 INAOKI EDUCATIONAL INSTITUTION 1,536
AS55569 Criteo APAC 1,536
AS131912 Cybozu,Inc. 1,280
AS7674 NTT Communications Corporation 1,280
AS63773 dual&Co. Inc. 1,280
AS7667 KDDI R&D Laboratories, INC. 1,280
AS38629 NTT Communications Corporation 1,280
AS131904 Cyber Feel Inc. 1,280
AS131917 Toshiba I.S. corp 1,280
AS58648 AT-I, Inc. 1,280
AS131961 Dokkyo University 1,024
AS45676 SBI Security Solutions Co., Ltd. 1,024
AS133476 First Innovation K.K. 1,024
AS38648 F-REGI Co.,Ltd. 1,024
AS131905 Japan Registry Services Co., Ltd. 1,024
AS18149 Japan Registry Service Co., Ltd. 1,024
AS7660 Asia Pacific Advanced Network - Japan 1,024
AS131920 WirelessGate, Inc. 1,024
AS131939 IPS INC 1,024
AS63789 NeXtWEB Corporation 1,024
AS18091 Teikyo University 1,024
AS131942 Gurunavi, Inc. 1,024
AS131945 Sanntuu Corporation 1,024
AS23799 National Defense Academy 1,024
AS59110 BPS Inc. 1,024
AS59099 BroadBand Tower, Inc. 1,024
AS59097 Okinawa Cross Head Co., Ltd. 1,024
AS23826 Daido University 1,024
AS141746 Orenji Server 1,024
AS58789 DUNAMIS Co.,Ltd 1,024
AS58654 BLESS Co.,Ltd. 1,024
AS131160 Wire and Wireless Co.,Ltd. 1,024
AS131901 FIDESSA KK 1,024
AS58645 Miyagi Cable TV Co.,Ltd 1,024
AS24263 HONDA MOTOR Co., Ltd. 1,024
AS55907 GMO Internet,Inc 1,024
AS55901 Sony Computer Entertainment Inc 1,024
AS131969 Suzuyo Shinwart Corporation 1,024
AS18072 NTT Communications, Corp. 1,024
AS55894 Who's Next 1,024
AS55891 WATCH TOWER BIBLE AND TRACT SOCIETY 1,024
AS55873 St. Jude Medical 1,024
AS138033 BBIX, Inc 1,024
AS137912 Global Broadband K.K 1,024
AS55382 Nagato city office 1,024
AS55378 QUICK Corp. 1,024
AS54415 WIZ K.K. 1,024
AS51044 Kazuki Yamaguchi 1,024
AS4774 A-Bone by Internet Initiative Japan Inc. 1,024
AS4718 Cyber Kansai Project 1,024
AS136178 FIL Japan Holdings K.K. 1,024
AS131944 KADOKAWA DWANGO CORPORATION 768
AS38074 SDCC Japan-West Area 768
AS37893 TradeWeb Europe Limited 768
AS24283 MIEDEN SYSTEM SOLUTION .LTD 768
AS24291 MITSUI & CO., LTD. 768
AS149428 Code200, UAB 768
AS139345 Hyve Managed Hosting Corp Inc 768
AS7500 WIDE Project 768
AS137819 Beeks Financial Cloud (Japan) 768
AS55905 TOP CLOUD Inc. 768
AS136769 WingTecJapan G.K 768
AS24257 Japan Internet Exchange Co., Ltd. 768
AS38033 internet content provider 768
AS37888 HORIBA, Ltd. 768
AS63776 Mercari, Inc. 768
AS146974 Woven Planet Holdings, Inc. 512
AS146979 University of Nagasaki 512
AS38215 Syuhei Uda 512
AS136779 Schneider Electric Japan Ltd 512
AS136586 InComm Japan K.K. 512
AS4777 Asia Pacific Network Information Centre 512
AS133782 Elsevier Ltd 512
AS146981 Nekojarashi Inc. 512
AS62184 Michal Nowak 512
AS136506 LEON CO.LTD 512
AS131988 Takehara Cable Network Co,Ltd 512
AS63779 JUSTPLAYER Co.,Ltd. 512
AS63781 Kobayashi Family Net LLP 512
AS63784 Digital Agency 512
AS63785 Fukuoka University 512
AS63790 CyberAgent, Inc. 512
AS63791 doornoc 512
AS132504 QUALITIA Co.,Ltd 512
AS63793 Japan OPS Better Co., Ltd. 512
AS63794 ILKS Inc. 512
AS63917 7-1, Udagawacho, 512
AS139255 U-NEXT Co.,Ltd. 512
AS18131 NTT Communications Corporation, Digital Transformation 512
AS24260 Board of trusty: Kinjo-Gakuen 512
AS55890 Suntory Business Systems Ltd. 512
AS131953 NPO Yutopianet 512
AS131158 Nara Institute of Science and Technology, National University Corporation 512
AS210542 NPO G-net 512
AS55396 NRI SecureTechnologies, Ltd 512
AS55393 Midokura Japan K.K. 512
AS131977 Japan Photo Finish Corporation 512
AS131946 MUSASHINO UNIVERSITY E.F. 512
AS142616 Misaka Network, Inc. 512
AS45139 Microsoft Corp 512
AS131940 Nissho Electronics Corp. 512
AS133900 Gilead Sciences, Inc. 512
AS131980 KADOKAWA CORPORATION 512
AS137462 Rakuten Mobile Network, Inc. 512
AS59120 Tsukuba Internet Service Corporation 512
AS10209 Japan HUB and Data Center 512
AS38636 DeNA, Co. Ltd. 512
AS131983 suo cablenet corporation 512
AS131948 FORNEXT Inc. 256
AS23634 WIDE Project 256
AS23642 OBIS 256
AS23761 Xpedite Systems 256
AS23774 Japan Registry Service Co., Ltd. 256
AS146982 Shinnyo-en 256
AS146980 Tokyo Metropolitan College of Industrial Technology Infomation System Engineering Course 256
AS146972 TOYO Engineering Corporation 256
AS142052 Mempool Space K.K. 256
AS23833 Marusan Securities Co., LTD. 256
AS24252 Japan Registry Service Co., Ltd. 256
AS140501 Itiviti Japan K.K. 256
AS140244 Brian Blevins 256
AS24287 National Institute of Informatics 256
AS138652 Super Godzilla Communications GK 256
AS138181 Hu's Tech LLC 256
AS137008 1120 Shimokuzawa Chuo-ku Sagamihara-shi Kanagawa-ken 256
AS37905 Brastel Co.,Ltd 256
AS37906 NetIRD Inc. 256
AS135304 VMWare Incorporation 256
AS134827 EY Business Initiative Co., Ltd 256
AS38237 Root Networks, LLC 256
AS38644 INTERNET MULTIFEED CO. 256
AS38658 LIQUIDNET ASIA LIMITED 256
AS45217 Tora Trading Services Ltd. 256
AS45678 ABN AMRO Clearing Tokyo Co., Ltd. 256
AS45679 Tatsumi, Tomo 256
AS132451 2142-1;KUKIOKA;MAEDA; 256
AS4690 WIDE Project 256
AS131990 Fukuoka SoftBank Hawks 256
AS131989 PFU LIMITED 256
AS131984 JOCDN Inc. 256
AS55373 Foundation for Biomedical Research and Innovation 256
AS55377 Sadiatec Co., Ltd 256
AS131976 INTERNET MULTIFEED CO. 256
AS131973 J-Stream Inc. 256
AS131972 J-Stream Inc. 256
AS55895 N.S.Computer Service Co.,Ltd. 256
AS55909 National Institute of Technology, Kochi College 256
AS55949 Technopro Holdings 256
AS131964 FAMILYNET JAPAN CORPORATION 256
AS58525 Yahoo! Tokyo office 256
AS58649 GMO Internet,Inc 256
AS58651 GMO Internet,Inc 256
AS58786 GMO Internet,Inc 256
AS131951 Suzuyo Shinwart Corporation 256
AS59111 Akita International University 256
AS59113 RICOH JAPAN Corporation 256
AS59115 CYBERDYNE Inc. 256
AS59124 KYOTO Prefectural Government 256
AS59128 Kyoto University Microcomputer Club 256
AS63780 dual&Co. Inc. 256
AS63786 Mercari, Inc. 256
AS63787 TSURUHANE JAPAN LTD. 256
AS131924 Kansai Airports 256
AS7603 Gene Computing Ltd 256
AS131906 Gap Japan K.K. 256
AS131903 Nomura Research Institute,Ltd. 256
AS131898 Yahoo Japan Corporation 256
AS131895 Okinawa Institute of science and technology 256
AS131894 UNIADEX, LTD. 256
AS131079 INTERNET MULTIFEED CO. 256
AS131078 KDDI R&D Laboratories, INC. 256
AS9935 AGNS Customer AS 256
AS132888 Freak 0
AS37904 SoftBank Corp. 0
AS45689 Convivial Net 0
AS37903 Ymobile Corporation 0
AS45691 Elliott Advisors Asia Limited 0
AS37902 Nomura Research Institute, Ltd. 0
AS132592 Star Co,.Ltd. 0
AS37901 NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION 0
AS132496 SBI BITS Co., Ltd. 0
AS131154 NANO OPT Media, Inc. 0
AS132373 ASIAN-WEB-JP 0
AS132211 FX Corporate LLC 0
AS4682 SoftBank Corp. 0
AS4683 Phase One, Inc. 0
AS4684 NTT PC Communications, Inc. 0
AS132120 Internet Systems Consortium 0
AS37899 NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION 0
AS4688 Internet Initiative Japan Inc. 0
AS131153 KVH Co., Ltd. 0
AS4691 Dream Train Internet Inc. 0
AS4692 InternetWare Co., LTD. 0
AS37895 Ryukoku University 0
AS132024 Rebyc Inc. 0
AS131992 histandard.co.ltd 0
AS136407 Virtustream Cloud Services Australia Pty Limited 0
AS4698 InterLink Co., Ltd. 0
AS4700 Niji-Net Inc. 0
AS4704 Rakuten Mobile, Inc. 0
AS4708 Nippon Internet Access Inc. 0
AS4709 NetLaputa Corporation 0
AS4710 Network Technology Laboratories, NIPPON TELEGRAPH AND TELEPHONE CORPORATION 0
AS131991 JAPAN MAYDAY SERVICE CO., LTD. 0
AS4712 JAPAN TOBACCO INC. 0
AS9376 SMARTVALUE Co.,Ltd. 0
AS4716 KDDI CORPORATION 0
AS4717 WIDE Project 0
AS3775 Global Network Solutions, IBM Japan, Ltd. 0
AS4719 J-Stream Inc. 0
AS131152 BBIX,Inc. 0
AS4722 SoftBank Corp. 0
AS3510 Real World Computing Partnership 0
AS3391 ASCIInet Corporation 0
AS4727 KYODO PRINTING BUSINESS SOLUTIONS CO.,LTD 0
AS2915 SoftBank Corp. 0
AS131985 Maple Audio Technology Corp 0
AS4732 KDDI CORPORATION 0
AS136574 Zheye Networks 0
AS2713 SoftBank Corp. 0
AS9380 Community Network Center Inc. 0
AS26911 FREEVERSE CORPORATION 0
AS2524 EJWORKS CORPORATION 0
AS55372 University of the Ryukyus 0
AS131106 AS for DATAHOTEL, which is one of iDC in Japan, 0
AS55375 SmartInsight Inc. 0
AS137072 LEON CO.LTD 0
AS131086 Densan Co., Ltd. 0
AS137407 EIC INC 0
AS25168 Mitsui & Co Europe PLC 0
AS137508 Oriental Star Network Limited 0
AS131979 ZIP Telecom 0
AS137875 ShedDC 0
AS138038 Wolf Network Lab 0
AS131978 NTT COMMUNICATIONS CORPORATION 0
AS138328 Skadden, Arps, Slate, Meagher & Flom LLP 0
AS9592 SOFTBANK TELECOM Corp. 0
AS131975 Oedo Telecom Inc 0
AS55389 Japan Network Enabler Corporation 0
AS131974 Cable TV Corporation 0
AS131085 Niigata Communication Service 0
AS131084 MKI Network Solutions, Ltd. 0
AS2502 The University of Tokyo 0
AS131971 SBFrameWorks 0
AS138467 Yahagi Network Solutions 0
AS138632 Enmoe Network 0
AS55748 7-9-10 Nishi-Shinjuku 0
AS55817 Nippon Telegraph and Telephone Corporation PF Labs 0
AS2499 Japan Network Information Center 0
AS55889 Equinix Japan Enterprise K.K. 0
AS138695 TOYO Internet Service Co., Ltd. 0
AS138986 INAP Japan Tokyo Shiohama DC 0
AS55892 DNPDC 0
AS55893 NTT DATA CORPORATION 0
AS24297 University Public Corporation Osaka 0
AS131083 Mercari, Inc. 0
AS55896 Videx Inc. 0
AS139058 Acandwitf.com 0
AS139072 Wework Singapore Pte. Ltd. 0
AS139238 VMOON 0
AS131968 Mizuho Bank, Ltd 0
AS139358 Kansuiun Co., Ltd 0
AS139470 OCX GROUP INC. 0
AS55903 Tokyo Stock Exchange, Inc. 0
AS131967 Mizuho Bank, Ltd 0
AS24273 CANON INC. 0
AS55906 Ustream Asia, Inc. 0
AS140306 NTT Ltd Japan Corporation 0
AS55908 Nomura Research Institute,Ltd. 0
AS9598 NTT Communications Corporation 0
AS140363 Media Platform Lab Co., Ltd. 0
AS24265 NTT Communications Corporation 0
AS9599 EJWORKS CORPORATION 0
AS56023 SmartRams Co., Ltd. 0
AS56024 KARSCOLTD-JP 0
AS56025 Kars co.ltd. 0
AS56033 Rakushasu Inc 0
AS56218 QGPOP 0
AS131082 Japan Internet Exchange Co., Ltd. 0
AS131081 Intec NetCore, Inc. 0
AS58535 Colt Technology Services B.V. 0
AS140642 Wasabi Technologies Inc. 0
AS58646 FreeBit Co.,Ltd. 0
AS24256 SOFTBANK Corp. 0
AS140683 Starbow Ltd. 0
AS131080 SAKURA Internet Inc. 0
AS131962 KADOKAWA DWANGO CORPORATION 0
AS18084 Telstra Global Internet Services Network Blocks 0
AS140701 IDC Legend Corp. 0
AS140868 TakataSDCC Net 0
AS141348 Bayer Holding Ltd. 0
AS141694 Otaku Limited 0
AS24114 Equinix Asia Pacific 0
AS9606 Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency 0
AS24056 Internet Data Centre 0
AS24047 Internet Systems Consortium, Inc. 0
AS131956 NTT Communications Corporation 0
AS58792 WirelessGate, Inc. 0
AS23929 Ubiquitous Corp. Data Center Network. 0
AS23926 JP DC 0
AS23830 Gaitame.com Co.,Ltd. 0
AS141765 Blinkload Technology (Japan) Co., Ltd. 0
AS142025 Game Plus Studio 0
AS142438 Kasumi Networks Inc 0
AS18089 KDDI Corporation 0
AS142584 Imaging Bay, Inc. 0
AS23815 Japan Internet Exchange Co., Ltd. 0
AS59100 Kochi Gakuen College 0
AS59101 mirai-bs corporation 0
AS23814 WIDE Project 0
AS23813 SORUN Corporation 0
AS23811 SIGA2009 0
AS23810 IC-NET Corporation 0
AS59106 SKYLINKS INC. 0
AS18086 PFU LIMITED 0
AS131947 Net One Systems Co., Ltd. 0
AS23809 Televi Naruto .CO.,LTD 0
AS142622 Dream Information Laboratory 0
AS9609 Ymobile Corporation 0
AS59112 Plus One marketing Ltd. 0
AS131077 Deloitte Tohmatsu Corporate Solutions LLC 0
AS59114 Recruit Co., Ltd. 0
AS131075 Nippon Telegraph and Telephone Corporation PF Labs., 0
AS23806 Chupicom Hiroshima Corp. 0
AS146968 COMSQUARE Co.,Ltd. 0
AS59119 HIDATAKAYAMA CABLE NETWORK INC. 0
AS23803 The University of Tokyo 0
AS23797 IXO 0
AS23796 NTT Information Network Laboratory Group 0
AS146970 BBSakura Networks, Inc. 0
AS9616 WIDE Project 0
AS146971 Media Adventure Inc 0
AS146973 Energia Communications,Inc. 0
AS146975 NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION 0
AS131074 APNIC R&D Centre JP 0
AS146978 BBIX, Inc. 0
AS59130 NTT Communications Corporation 0
AS146983 Osaka University 0
AS63524 Equinix Asia Pacific 0
AS146984 INTERNET MULTIFEED CO. 0
AS23748 Cat Networks K.K. 0
AS146985 KISSEI COMTEC Co.,Ltd 0
AS147058 1200-03-019901 0
AS23643 TOYAMA-TIC 0
AS23640 BBIX,Inc. 0
AS23638 AMIXCOM Inc. 0
AS63777 National Institutes of Natural Sciences National Astronomical Observatory of JAPAN 0
AS63778 Border Gateway Protocol Network Analysis Project 0
AS147311 Nevigate Global Network Japan Corporation 0
AS131073 Telstra Global Internet Services Network Blocks 0
AS148985 ANSYS Japan K.K. 0
AS149045 Silicon Cloud Global (JP) 0
AS149993 4b42 UG 0
AS150143 IotMedia Lab 0
AS23625 TOKAI Communications Corporation 0
AS1233 National Space Development Agency 0
AS10807 Hitachi Business International, Ltd. 0
AS63788 MOCHIYA Inc. 0
AS150296 1NextNet 0
AS150298 More Waifu Backbone 0
AS23622 Tsuru Gakuen 0
AS63792 Hyperspace Communications 0
AS150314 Inoue Hideaki 0
AS17513 Kids-way Corporation 0
AS63795 RoutelNet 0
AS17521 Kochi University of Technology 0
AS63978 CJL-JP 0
AS213069 PANYUAN HUANG 0
AS211066 SAKURA ITO 0
AS208690 SAKANO YUTA 0
AS202747 Kazuki Omoto 0
AS17522 NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION 0
AS131935 Kamoike.net LLP 0
AS17524 DS Networks 0
AS17527 CHITA MEDIAS NETWORK INC. 0
AS7512 WITH Network 0
AS18279 Bukkyo University 0
AS18095 Reitaku University 0
AS7515 NTT Ltd Japan Corporation 0
AS131922 leafnet Co.,Ltd. 0
AS7517 ICOMT Inc. 0
AS17532 Tokyo Polytechnic University 0
AS18277 Kurashiki University of Science and the Arts 0
AS7523 RICOH JAPAN Corporation 0
AS17677 ARTERIA Networks Corporation 0
AS7526 Mitsubishi Electric Information Network Corporation 0
AS18270 Toin University of Yokohama 0
AS18269 Kai Creates Inc. 0
AS17692 Kyocera Communication Systems Co., Ltd. 0
AS7531 GenomeNet Project 0
AS10124 Amazon Data Services Japan KK 0
AS17695 MLJS 0
AS7661 Network Organization for Research and Technologyin Hokkaido 0
AS131913 Niigata ken 0
AS17696 Okinawa Telecommunication Network Co.,Inc 0
AS17697 NTT PC Communications, Inc. 0
AS7666 Mitsubishi Corporation 0
AS18151 COMPUTER ENGINEERING & CONSULTING LTD. 0
AS17795 Netvein.co.jp 0
AS7669 DIGITAL TECHNOLOGIES CORPORATION 0
AS131908 INTEC Inc. 0
AS17933 Nippon Telegraph and Telephone East Corporation 0
AS10007 SoftBank Corp. 0
AS7673 ejworks corporation 0
AS18146 Intec NetCore, Inc. 0
AS18138 SAKURA Internet Inc. 0
AS17938 SoftBank Corp. 0
AS18082 Japan Agency for Local Authority Information Systems 0
AS131902 LogicLinks, Inc. 0
AS17943 Tokyo Denki University 0
AS7683 trunk inc. 0
AS131900 Directorz Co.,Ltd. 0
AS10033 iBasis Tokyo ICO 0
AS17945 iTV Co,Ltd 0
AS7688 Nippon Internet Access Inc. 0
AS10026 Telstra Global Internet Services Network Blocks 0
AS9222 Intel Online Services Asia 0
AS9225 Telstra Global - KK 0
AS9996 KDDI Corporation 0
AS9352 KuMaGaYaNet 0
AS17949 Tokyo University of Technorogy 0
AS18067 Humeia Corporation 0
AS131204 GENE COMPUTING LTD. 0
AS131161 NEC Corporation 0
AS18122 Advanced Software Technology & Management Research Institute of KYOTO 0
AS134396 BOMBORA TECHNOLOGIES Anycast system 0
AS38632 cross-connect niigata co.,ltd. 0
AS38610 APNIC R&D Centre JP 0
AS134532 ATT NBE Equinix Tokyo 0
AS133869 SalesForce.com, Inc. 0
AS38222 Shimane-Japan Internet Exchange 0
AS38080 Foresightwave INC. 0
AS133795 The Constant Company, LLC 0
AS38640 SAKURA Internet Inc. 0
AS38043 Sophia Reserch Institute, Ltd. 0
AS38023 Standard Nekomimi 0
AS37984 Chikushi Jogakuen University, Non-transit AS. 0
AS9363 FUJITSU KANSAI-CHUBU NET-TECH LIMITED 0
AS38645 NTT Communications Corporation 0
AS37982 Kirin K.K. 0
AS37981 TOYO Internet Service Co., Ltd. 0
AS37927 Nomura Researth Institute, Ltd. 0
AS38653 JAPAN POST HOLDINGS Co., Ltd. 0
AS37925 USEN CORPORATION 0
AS38655 SaiNet Corporation 0
AS18080 Sopiafons Co.,Ltd 0
AS37924 Ministry of Land, Infrastructure and Transport Kinki Regional Development Bureau 0
AS38895 Amazon.com Tech Telecom 0
AS38910 Transit AS Tokyo 0
AS4251 TWICS Co. Ltd. 0
AS37923 NTT Communications Corporation 0
AS131157 IMS Corporation 0
AS45422 SalesForce.com, Inc. 0
AS45436 Green Net Co., Ltd. 0
AS45672 Koga Cable TV Co., Ltd. 0
AS45673 Osaka Electro-Communication University 0
AS45674 BIGLOBE Inc. 0
AS133445 Five9, Inc. 0
AS134606 Satori Networks 0
AS133229 SKIP LLC 0
AS131156 LAC Co., Ltd. 0
AS131155 NTT Communications Corporation 0
AS135573 mediatti broadband communications 0
AS45682 Excite Japan Co., Ltd. 0
AS45684 Kyocera Communication Systems Co., Ltd. 0
AS37909 Wakkanai Hokusei Gakuen University 0
AS45686 INTERNET MULTIFEED CO. 0

Details

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

This page shows ASNs for Japan. See the global ASN report for network, IP address information and whois details for other countries.