以下列表显示了分配给日本的 ASN，点击 ASN 以获取更多 IP 地址信息、whois 详细信息。
| ASN | 名称 | IP 数量 |
|---|---|---|
| AS17676 | GIGAINFRA SoftBank Corp. | 71098624 |
| AS4713 | OCN NTT Communications Corporation | 35147776 |
| AS2516 | KDDI KDDI CORPORATION | 18373888 |
| AS9824 | JTCL-JP-AS JCOM Co. | 10349056 |
| AS2907 | SINET-AS Research Organization of Information and Systems | 9081344 |
| AS17506 | UCOM ARTERIA Networks Corporation | 5508096 |
| AS2527 | SO-NET Sony Network Communications Inc. | 4373504 |
| AS2497 | IIJ Internet Initiative Japan Inc. | 4191744 |
| AS2518 | BIGLOBE BIGLOBE Inc. | 3670528 |
| AS9605 | DOCOMO NTT DOCOMO | 3186176 |
| AS17511 | OPTAGE OPTAGE Inc. | 3081728 |
| AS2510 | INFOWEB FUJITSU LIMITED | 2886400 |
| AS2519 | VECTANT ARTERIA Networks Corporation | 2706944 |
| AS2514 | INFOSPHERE NTT PC Communications | 2491904 |
| AS9617 | ZAQ JCOM Co. | 2326528 |
| AS4725 | ODN SoftBank Corp. | 2011136 |
| AS10013 | FBDC FreeBit Co. | 1857792 |
| AS9595 | XEPHION NTT-ME Corporation | 1759488 |
| AS10010 | TOKAI TOKAI Communications Corporation | 1643776 |
| AS4694 | IDCF IDC Frontier Inc. | 1445376 |
| AS18126 | CTCX Chubu Telecommunications Company | 1443584 |
| AS4685 | ASAHI-NET Asahi Net | 1277952 |
| AS4721 | JCN JCOM Co. | 1263616 |
| AS18081 | KCN Kintetsu Cable Network Co. | 868352 |
| AS7679 | QTNET QTnet | 696320 |
| AS7524 | HANSHIN ITEC HANKYU HANSHIN CO. | 684288 |
| AS7687 | D-CRUISENET TOYOTA DIGITAL CRUISE.INCORPORATED | 674304 |
| AS131932 | JEIS-NET JR East Information Systems Company | 655360 |
| AS7522 | STCN STNet | 594944 |
| AS37903 | EMOBILE Ymobile Corporation | 558848 |
| AS7671 | MCNET NTT SmartConnect Corporation | 451072 |
| AS138384 | RMNI-AS-AP Rakuten Mobile Network | 420864 |
| AS9365 | ITSCOM its communications Inc. | 404480 |
| AS18077 | C-ABLE Yamaguchi Cable Vision Co. | 389888 |
| AS7684 | SAKURA-A SAKURA Internet Inc. | 364032 |
| AS9370 | SAKURA-B SAKURA Internet Inc. | 342272 |
| AS9597 | CPI-NET KDDI Web Communications Inc. | 317696 |
| AS9371 | SAKURA-C SAKURA Internet Inc. | 306176 |
| AS18144 | AS-ENECOM Enecom | 295936 |
| AS2506 | SUPERCSI NTT WEST CHUGOKU CORPORATION | 283648 |
| AS4673 | INTERVIA NTT DATA CORPORATION | 265728 |
| AS7506 | INTERQ GMO Internet | 264192 |
| AS9351 | ZLAN ZTV CO. | 249856 |
| AS2522 | PPP-EXP Japan Network Information Center | 229120 |
| AS138968 | RAINBOWIDC-AS-AP rainbow network limited | 212480 |
| AS2501 | UTNET The University of Tokyo | 200704 |
| AS23793 | AIST National Institute of Advanced Industrial Science and Technology | 199936 |
| AS18268 | JANIS Naganoken Kyodou Densan Co.Ltd. | 198144 |
| AS2500 | WIDE-BB WIDE Project | 196864 |
| AS7514 | MEX Computer Engineering & Consulting | 196352 |
| AS59108 | KATCH-NET KATCH NETWORK INC. | 192512 |
| AS38631 | LINE LINE Corporation | 190976 |
| AS9354 | TDNC Community Network Center Inc. | 180224 |
| AS17698 | CCNET-NET COMMUNITY NETWORK CENTER INCORPORATED. | 174080 |
| AS17941 | BIT-ISLE Equinix Japan Enterprise K.K. | 171008 |
| AS18124 | OUS-NET Okayama University of Science | 167936 |
| AS9374 | EDION EDION Corporation | 165888 |
| AS9614 | OCT Oita Cable Telecom Co | 165888 |
| AS131921 | GMOCL GMO GlobalSign Holdings K.K. | 164096 |
| AS4686 | BEKKOAME BEKKOAME INTERNET INC. | 159744 |
| AS9997 | MECHA Suzuka Cable Co. | 157696 |
| AS17516 | NTTCOMWARE NTT COMWARE CORPORATION | 152832 |
| AS23820 | RAKUTEN Rakuten Group | 147968 |
| AS18271 | EVONET Nissho Electronics Corporation | 139264 |
| AS10006 | SECOMTRUST SECOM Trust Systems Co. | 138496 |
| AS9619 | SSD Sony Global Solutions Inc. | 136192 |
| AS37918 | ECL-INET Nippon Telegraph and Telephone Corporation | 135936 |
| AS63802 | MIKAKA-EAST Nippon Telegraph and Telephone East Corporation | 135424 |
| AS17529 | MEDIACAT STARCAT CABLE NETWORK Co . | 135168 |
| AS18087 | TOYO Toyo University | 135168 |
| AS7670 | CTNET Enecom | 132608 |
| AS2504 | NCA5 Kyoto University | 132096 |
| AS37917 | UTINS University of Tsukuba | 132096 |
| AS17944 | JWA Japan Weather Association | 131840 |
| AS18069 | SOFTBANK SB Technology Corp. | 131328 |
| AS38641 | LEONET-AS Osaka Sangyo University | 131328 |
| AS7509 | HINES Hokkaido University | 131328 |
| AS17687 | NICE National University Corporation Nagoya University | 131328 |
| AS24297 | FCN University Public Corporation Osaka | 131072 |
| AS17512 | JAL Japan Airlines Co. | 131072 |
| AS17701 | SEINAN Seinan Gakuin University | 131072 |
| AS59104 | SOKAU-AS Soka University | 131072 |
| AS4729 | JAEA Japan Atomic Energy Agency | 131072 |
| AS58652 | KOCHI-U-NET Kochi University | 131072 |
| AS55904 | KOGAKUIN-AS KOGAKUIN University | 131072 |
| AS10014 | NIHON-U Nihon University | 131072 |
| AS55390 | TUSNET Tokyo University of Science | 131072 |
| AS38635 | KEIO-NET Keio University | 131072 |
| AS131919 | MEIJI-NET Meiji University | 131072 |
| AS55379 | HOSEI-NET Hosei University | 131072 |
| AS17523 | AOYAMA Aoyama Gakuin University | 131072 |
| AS131981 | TAKUSHOKUNET Takushoku University | 131072 |
| AS58647 | KAGAWAU-AS Kagawa University | 128768 |
| AS10021 | KVH KVH Co. | 125440 |
| AS17707 | DATAHOTEL-JP AS for DATAHOTEL | 125184 |
| AS7502 | None | 123392 |
| AS131159 | AS-YAMAGATAU Yamagata University | 123136 |
| AS24572 | YAHOO-JP-AS-AP Yahoo Japan | 119808 |
| AS7516 | TOHKNET TOHKnet Co. | 119040 |
| AS3488 | JAXANET Information Systems Department | 116736 |
| AS133180 | STARBOWLTD-AS-AP Starbow Ltd. | 115712 |
| AS131965 | XSERVER Xserver Inc. | 115200 |
| AS17514 | AICS Otsuka Corp. | 115200 |
| AS131938 | NISSAN-NET NISSAN MOTOR CO. | 114688 |
| AS9622 | KCT Kurashiki Cable TV | 112640 |
| AS4711 | INTEC INTEC Inc. | 108544 |
| AS17686 | ACCELIA ACCELIA | 107520 |
| AS2554 | IDCF2554 IDC Frontier Inc. | 101376 |
| AS17961 | MITENE mitene internet co. | 100352 |
| AS23779 | N-BONE NTT Communications Corporation | 98304 |
| AS4678 | FINE Canon IT Solutions Inc. | 94208 |
| AS9993 | CTC-ODC ITOCHU Techno-Solutions Corporation | 91136 |
| AS17534 | NSK NSK Co. | 91136 |
| AS18150 | SNI-JP NetComBB Co. | 91136 |
| AS9378 | CABLENET JCOM Co. | 90112 |
| AS18135 | BTV BTV CO. | 89344 |
| AS24282 | KIR KAGOYA JAPAN Inc. | 89088 |
| AS18097 | DCN D.C.N. Corporation | 86016 |
| AS18136 | CTA JCOM Co. | 86016 |
| AS131161 | NECCN NEC Corporation | 83200 |
| AS9600 | SONYTELECOM So-net Corporation | 82944 |
| AS18125 | MAFFIN Ministry of Agriculture | 81152 |
| AS18260 | E-CATV EHIME CATV CO. | 80896 |
| AS18092 | CSF Kyushu Tele Communications Company | 80384 |
| AS7511 | SYNAPSE SYNAPSE Co. | 78848 |
| AS7672 | FITWEB Hokuden Information System Service Co. | 76800 |
| AS2505 | HEPNET-J High Energy Accelerator Research Organization | 74240 |
| AS9998 | ISAO ISAO Corporation | 73728 |
| AS24276 | ICNET JCOM Co. | 73728 |
| AS2523 | ITRC-NET Internet Technology Research Consortium | 73728 |
| AS23781 | TOYAMA-AN-AS Toyama University | 72704 |
| AS59127 | None | 71680 |
| AS9615 | TEES TOYOHASHI CABLE NETWORK INC. | 71680 |
| AS17939 | MCN-NET01 miyazaki cabletelevision network Co. | 71680 |
| AS17673 | MKINET MITSUI KNOWLEDGE INDUSTRY CO. | 71680 |
| AS10000 | NCM Nagasaki Cable Media Inc. | 70656 |
| AS38634 | DWANGO DWANGO Co. | 70656 |
| AS17947 | S-UTOPIA SAKURA KCS Corporation. | 69632 |
| AS38654 | INES-NETWORK INES Corporation. | 69632 |
| AS55392 | MF-NATIVE6-W INTERNET MULTIFEED CO. | 68608 |
| AS23720 | RMNI-AS-AP Rakuten Mobile Network | 68096 |
| AS55391 | MF-NATIVE6-E INTERNET MULTIFEED CO. | 67584 |
| AS2526 | HITNET Global Solution 2nd Office. IT Strategy & Digital Integration Division. Hitachi | 67584 |
| AS4730 | ODINS Osaka University | 67584 |
| AS9366 | SOLITON SOLITON-NET | 66816 |
| AS23816 | YAHOO Yahoo Japan Corporation | 66816 |
| AS37919 | SEGASAMMY SEGA SAMMY HOLDINGS INC. | 66560 |
| AS24261 | MIE-U Mie University | 66304 |
| AS131158 | NAIST-AS Nara Institute of Science and Technology | 66048 |
| AS150359 | CTTNET Cable Television TOYAMA Inc. | 66048 |
| AS17932 | JAIST Japan Advanced Institute of Science and Technology | 65792 |
| AS9367 | TITECH Tokyo Institute of Technology | 65792 |
| AS150363 | THIN-NET SoftEther Corporation | 65792 |
| AS18283 | CCV Chupicom Inc. | 65536 |
| AS131930 | TBS-NET Tokyo Broadcasting System Television | 65536 |
| AS2513 | JST Japan Science and Technology Agency | 65536 |
| AS18276 | KAISER Kansai University | 65536 |
| AS58785 | TGU-NET Tohoku Gakuin University | 65536 |
| AS37910 | CUNET Chubu University | 65536 |
| AS24275 | TOTO TOTO LTD. | 65536 |
| AS45685 | RIKKYO-U Rikkyo Gakuin Rikkyo University | 65536 |
| AS9991 | SHUDO-U Hiroshima Shudo University | 65536 |
| AS9593 | NIKKEI Nikkei Inc. | 65536 |
| AS18128 | RIKEN RIKEN | 65536 |
| AS9355 | NICT National Institute of Information and Communications Technology | 65536 |
| AS17510 | ISID INFORMATION SERVICES INTERNATIONAL - DENTSU | 65536 |
| AS24254 | KYOTO-SU Kyoto Sangyo University | 65536 |
| AS23623 | CHUO-U Chuo University | 65536 |
| AS9591 | NIFS National Institute for Fusion Science | 65536 |
| AS131897 | EHIME-U National University Corporation | 65536 |
| AS24268 | SAINS National University Corporation Shizuoka University | 65536 |
| AS17946 | GUCC Gifu University | 65536 |
| AS24248 | ASN-WADAI-U Wakayama University | 65536 |
| AS23615 | KUSANAGI University of Shizuoka | 65536 |
| AS55380 | KAINS Kanazawa University | 65536 |
| AS23807 | RITSUMEI Ritsumeikan University | 65536 |
| AS17960 | RAINS-AS University of the Ryukyus | 65536 |
| AS17956 | WASEDA WASEDA University | 65536 |
| AS2508 | KYUSHU-U Kyushu University | 65536 |
| AS63777 | STARCLUSTER National Institutes of Natural Sciences National Astronomical Observatory of JAPAN | 65536 |
| AS18148 | FUKUOKA-U Fukuoka University | 65024 |
| AS38628 | WINK-NET HIMEJI CABLE TELEVISION CORPORATION | 64512 |
| AS58791 | GMOOSK-NET GMO Internet | 61952 |
| AS131918 | SCN-NET SHONAN CABLE NETWORK | 61440 |
| AS18134 | KITANET JCOM Co. | 59392 |
| AS4677 | PTOP Marubeni OKI Network Solutions Inc. | 57344 |
| AS23637 | BI-CDN-IX Equinix Japan Enterprise K.K. | 56064 |
| AS131959 | YOUTV YOU Communications Corporation | 53760 |
| AS4680 | MIND Mitsubishi Electric Information Network Corporation | 53248 |
| AS17675 | AS-PNAPTOK Unitas Global Co. | 52992 |
| AS59125 | CYBERHOME FAMILY NET JAPAN INCORPORATED | 52736 |
| AS9621 | II-OKINAWA Okinawa Telecommunication Network Co. | 52224 |
| AS23791 | LCV LCV Corporation | 52224 |
| AS37892 | WAI-NET Cable Media WAIWAI Co. | 52224 |
| AS18068 | ACROSS Dream Wave Shizuoka Co. Ltd. | 51968 |
| AS17955 | AVISNET Densan Co. | 51712 |
| AS18278 | CC9N Cable TV Corporation | 51200 |
| AS23788 | HICT JCOM Co. | 49152 |
| AS55387 | RMGR-MIX Japan Communication Inc. | 49152 |
| AS24271 | ICTV Iruma CATV co. | 49152 |
| AS17943 | TDU Tokyo Denki University | 48128 |
| AS18282 | CORALNET Tonami System Solutions Co. | 47616 |
| AS23783 | CNA Cable Networks Akita Co. | 46848 |
| AS4723 | DOLPHIN Dolphin | 46080 |
| AS131937 | JCV Joetsu Cable Vision | 45568 |
| AS23785 | SUNFIELD SUN FIELD INTERNET LIMITED | 45056 |
| AS4693 | CSK CSK-IT MANAGEMENT CORPORATION | 45056 |
| AS24295 | AS-PNAPOSK Unitas Global Co. | 44800 |
| AS2511 | CORE Nippon Telegraph and Telephone Corporation | 41728 |
| AS10003 | OCT-NET Ogaki Cable Television Co. | 40960 |
| AS45675 | KMN-TOKYO JCOM Co. | 40960 |
| AS55900 | GLBB-JP GLBB Japan KK | 39936 |
| AS7676 | TAM TAM-Internet Service T.A.M Co. | 39680 |
| AS10019 | MCTV Matsusaka Cable-TV Station Inc. | 38912 |
| AS59109 | HITCLOUD Hitachi | 38912 |
| AS17530 | NNS Nihon Network Service Co | 38912 |
| AS7690 | MIRAI Mirai Communication Network Inc. | 38400 |
| AS23777 | VIPALETTE NTT BUSINESS SOLUTIONS CORPORATION | 37888 |
| AS132827 | GATEWAY-AS-AP GATEWAY INC | 37120 |
| AS18075 | HICAT Chupicom Inc. | 36864 |
| AS10001 | MICSNET Mics Network Corporation | 36864 |
| AS7682 | HOTNET HOKKAIDO TELECOMMUNICATIONS NETWORK Co. | 35840 |
| AS38462 | OCE-AS-AP Osaki Computer Engineering Co.Ltd | 35328 |
| AS23624 | CHUKAI Chukai Television Co | 34816 |
| AS9357 | FNC NRI SecureTechnologies | 33792 |
| AS2512 | TCP-NET TCP Inc. | 33280 |
| AS59121 | AKNWS-NET Asahi Kasei Networks Corporation | 33280 |
| AS58793 | NIFCLOUD-NET FUJITSU CLOUD TECHNOLOGIES LIMITED | 33024 |
| AS131934 | ICC-NET ICC Corporation | 32768 |
| AS18129 | ONI OKAYAMA NETWORK INC. | 32256 |
| AS4675 | U-NETSURF UNIADEX | 31488 |
| AS7668 | HTCN Hokuriku Telecommunication Network Co. | 31232 |
| AS4785 | XTOM-AS-JP xTom | 30976 |
| AS17661 | NHN-JAPAN NHN JAPAN Corp. | 30208 |
| AS135161 | GMO-Z-COM-TH GMO-Z com NetDesign Holdings Co. | 29440 |
| AS9607 | BBTOWER BroadBand Tower | 29184 |
| AS17504 | NETCOM NRI Netcom | 28928 |
| AS131916 | BAYNET Tokyo Bay Network Co. | 28672 |
| AS9601 | SHIBATA Niigata Communication Service | 27648 |
| AS59092 | KRONOS kronos.Co. | 27648 |
| AS63997 | TSUKAERUNET Tsukaeru.net | 27136 |
| AS23629 | OCTV Obihiro City Cable Co. | 27136 |
| AS7677 | DNP Dai Nippon Printing Co. | 26880 |
| AS18274 | UCATV Utsunomiya Cable TV Corporation | 26624 |
| AS24249 | JWAY JWAY co. | 26624 |
| AS23808 | TOSHIMA-NET TOSHIMA CABLE NETWORK CO. | 26624 |
| AS131927 | TVM TV Matsumoto Cablevision | 26624 |
| AS24296 | YAHOO-2 Yahoo Japan Corporation | 26624 |
| AS55394 | GREE-NET GREE | 26624 |
| AS131958 | T-NET Tama Cable Network Co. | 26112 |
| AS24255 | T-CATV Tannan Cable Television Corporation | 25600 |
| AS58650 | CATVWINK Warabi Cable Vision Co. | 25600 |
| AS10004 | AS-PHOENIX-J Phoenix Communications Inc. | 25344 |
| AS23661 | CLARAONLINE CLARA ONLINE | 24832 |
| AS18071 | MEI1 Panasonic Information Systems Co. | 24832 |
| AS10002 | ICT IGAUENO CABLE TELEVISION CO. | 24576 |
| AS17950 | SAINET-AS SaiNet | 24576 |
| AS56291 | ACE-AS-AP Ace | 24576 |
| AS59107 | HTV-NET Hachinohe Cable Television Co. | 24320 |
| AS131925 | CYBERHOME-2 FAMILY NET JAPAN INCORPORATED | 23808 |
| AS17682 | CABLENET296 296 BROAD NET Com Inc | 23552 |
| AS210542 | G-NET - NPO G-net | 23552 |
| AS18121 | INCL Ishikawa Computer Center Co. | 23296 |
| AS23786 | MABLE San-in Cable Vision CO. | 22528 |
| AS131915 | WINDE Hamamatsu Cable Television .Inc | 22528 |
| AS131923 | MCAT MCAT Ltd. | 22528 |
| AS17691 | TIKITIKI NDS Co. | 21504 |
| AS17958 | KCV Kasaoka Cable Vision Co | 21504 |
| AS7505 | MEDIAWEB Fujitsu Systems Applications & Support Limited | 21504 |
| AS2915 | BBIX-OCX BBIX | 21504 |
| AS23778 | CANET IMIZU CABLE NETWORK CO. | 20480 |
| AS59096 | MAIN Meiji Gakuin University | 20480 |
| AS23784 | POLEXCHENGE SQUARE ENIX CO. | 20480 |
| AS17931 | NETFOREST Netforest | 20480 |
| AS10012 | FUSION Rakuten Mobile | 20480 |
| AS4695 | URBAN Enecom | 20480 |
| AS18281 | TAC-NET Tokoname New-TV Corporation | 20480 |
| AS18267 | DOSHISHA Doshisha University | 20480 |
| AS24278 | USEN-NET USEN CORPORATION | 20480 |
| AS146977 | NI-PO-NET Niikawa Portal Co. | 20480 |
| AS23831 | CLOVERNET NISIOWARI CATV CORPORATION | 20480 |
| AS9999 | ATTOKYO AT TOKYO Corporation | 20224 |
| AS24259 | BC9 kanuma cable television Corporation | 19456 |
| AS17957 | CTS SOUTH TOKYO CABLETELEVISION | 19456 |
| AS24251 | ICNTV-NET Iwakuni Cable Network Corporation | 19200 |
| AS59349 | GMO-Z-COM GMO-Z.COM PTE. LTD. | 18688 |
| AS23805 | WATVNET Watarase Television Co. | 18432 |
| AS131911 | HCTV-NET HONJYO CABLE VISION CO. | 18432 |
| AS17936 | CTK Cable Television Kani Co. | 18432 |
| AS10011 | ADVAN advanscope inc. | 18432 |
| AS23627 | UCVNET UEDA CABLE VISION CO. | 18432 |
| AS24277 | NIRAI Okinawa Cable Network Inc. | 18432 |
| AS23790 | KCN-TV JCOM Co. | 18432 |
| AS18094 | TCN-AS Tokyo Cable Network. | 17920 |
| AS131952 | POTATO-NET Asahikawa Cable Television Co. | 17920 |
| AS7529 | NETIRD NetIRD Inc. | 17664 |
| AS63770 | ICSCOE-AS Industrial Cyber Security Center of Excellence | 17408 |
| AS7503 | AIR Air Internet Service Co. | 17408 |
| AS17683 | WINTECH-COM Wingtechnology Communications | 17408 |
| AS139076 | ENJOYVC-AS-AP EnjoyVC Japan Corporation | 16384 |
| AS55910 | SITNET-AS Shibaura Institute of Technology | 16384 |
| AS18085 | INFOVALLEY Fujitsu Systems Applications & Support Limited | 16384 |
| AS23620 | DMM DMM.com LLC | 16384 |
| AS17953 | ICO BroadBand Security | 16384 |
| AS23780 | CTB CTB Media Inc. | 16384 |
| AS9618 | TCN catv-tokushima | 16384 |
| AS23619 | E-OSAKA SMARTVALUE Co. | 16384 |
| AS55385 | DA Digital Alliance Co. | 16384 |
| AS23635 | CRCC CRCCMedia Co. | 16384 |
| AS17694 | JPN-DBJP Deutsche Bank Group | 16384 |
| AS55384 | JAIST-EXP Japan Advanced Institute of Science and Technology | 16384 |
| AS37922 | CATVY Diversitymedia Co. | 16384 |
| AS55381 | CCSNET CITY-CABLE SHUNAN Corporation | 15872 |
| AS9466 | UUNET-JP-AP UUNET Japan Limited | 15360 |
| AS18142 | BIWALOBE KISTEM Co. | 15104 |
| AS131899 | DIG-NET DIG Inc. | 14848 |
| AS38639 | HANABI NTT Communications Corporation | 14848 |
| AS55899 | SIG LEON TECHNOLOGY | 14848 |
| AS9604 | FSI-AS FUJI SOFT INCORPORATED | 14336 |
| AS18070 | NDAC Global Network Core Co. | 13312 |
| AS23775 | TAMATELE-NET Tamashima TV Inc. | 13312 |
| AS17505 | SBMOBILE SoftBank Corp. | 12800 |
| AS131931 | ACTV-NET Aomori Cable TV Co. | 12800 |
| AS23639 | NTT-BIZLINK NTT Bizlink | 12800 |
| AS23817 | KOCHI-IDC Fujitsu Limited. | 12544 |
| AS18266 | ATNAP Datacore Works Co. | 12288 |
| AS55388 | ASJ ASJ INC. | 12288 |
| AS23628 | ACCSNET Academic newtown Community Cable Service | 12288 |
| AS23630 | CAC-NET CAC Inc. | 12288 |
| AS134351 | LEASEWEB-AS-AP Leaseweb Japan K.K. | 11776 |
| AS45677 | ICV Isahaya Cable Media Co. | 11264 |
| AS24336 | DIGITALBANK-JP DIGITALBANK | 11264 |
| AS24279 | CAT-V SENDAI CATV CO. | 11264 |
| AS7663 | FFNET FUJIMIC INC. | 11008 |
| AS55376 | KCV-HITANET KCV communications CO. | 11008 |
| AS59126 | NCT NCT CO. | 10240 |
| AS23822 | HAGINET HAGI Television Co. | 10240 |
| AS24289 | KBN Kagawa T.V Broadcast Network Co | 10240 |
| AS23618 | ICV-NET Ibara Broadcasting Company | 10240 |
| AS131926 | CTS-NET Cable Television Saiki Co.Ltd. | 10240 |
| AS131933 | TTV-NET TAMA Television Co. | 10240 |
| AS23967 | POD Produce On Demand Inc. Streaming Contents Delivery Service Tokyo | 9984 |
| AS18258 | MS-JP-AS-AP Morgan Stanley Japan Limited | 9728 |
| AS17689 | H-IX Hokuden Information Technology | 9728 |
| AS18259 | HIGE NTT Communications Corporation | 9472 |
| AS7664 | HARENET HARENET INC. | 9216 |
| AS23614 | I-KOCHI Kochi Systems Co. | 9216 |
| AS4672 | KYNDRYLNET Kyndryl Japan KK | 8960 |
| AS132726 | SANYUNETCORP-JP 5-3 Miyuki-cho | 8704 |
| AS45687 | MCT-INTERNET Minamikyusyu CableTV Net Inc. | 8704 |
| AS173 | NTTECL-AS Nippon Telegraph and Telephone Corporation | 8704 |
| AS17678 | WIND Gunma Internet Co | 8704 |
| AS17940 | CYBERLINKS CYBER LINKS Co. | 8704 |
| AS23796 | GEMNET NTT Information Network Laboratory Group | 8704 |
| AS37908 | KBC KIBI Cable Television Co. | 8704 |
| AS151375 | HIMAWARI-NET HimawariTV.Corporation | 8704 |
| AS23829 | MEON-YAMA NTT NEOMEIT YAMAGUCHI CORPORATION | 8448 |
| AS55912 | U-KOCHI University of Kochi | 8448 |
| AS24284 | CYBERAGENT CyberAgent | 8448 |
| AS17977 | SINGTEL-JP NF Park Bldg.3F | 8192 |
| AS23804 | AIN-NET Nonprofit Organization Kitaura Hana Net | 8192 |
| AS59102 | GENES GENES Co. | 8192 |
| AS23824 | FUTURE Future Spirits Co. | 8192 |
| AS7665 | OKIX Okayama Prefectural Government | 8192 |
| AS7686 | ATNETHOME JCOM Co. | 8192 |
| AS7678 | PROX Prox System Design Inc. | 8192 |
| AS9358 | FINDER OPTAGE Inc. | 8192 |
| AS4719 | J-STREAM-4 J-Stream Inc. | 8192 |
| AS17518 | SHIOJIRI Shiojiri City | 8192 |
| AS17677 | MIINET ARTERIA Networks Corporation | 8192 |
| AS59091 | KAIT-NWLAB Kanagawa Institute of Technology | 8192 |
| AS23795 | FURUKAWA Fitec Corp. | 8192 |
| AS23827 | ANC-NET Azumino Network Community TV | 7680 |
| AS131960 | MBO-NET MBO holdings Inc. | 7680 |
| AS18088 | QIC Kyuden Infocom Company Inc | 7680 |
| AS137445 | AS-PFLINK-JP PF LINK SYSTEMS | 7424 |
| AS24121 | ASN-EQIX-OSAKA-AP Equinix Asia Pacific | 7424 |
| AS136796 | CL-JP-AS CORELINK JAPAN | 7424 |
| AS17693 | NEKONET YAMATO SYSTEM DEVELOPMENT CO. | 7168 |
| AS17948 | EDITNET EditNet | 7168 |
| AS38638 | IP-CORE Ip Core Corporation | 6912 |
| AS131970 | HIKARINET Hikarinet Inc. | 6656 |
| AS63772 | EXTRIDE-NET extride inc. | 6400 |
| AS17509 | STARNET STARNET Co. | 6400 |
| AS10015 | CWJ-NET Cyber Wave Japan Co. | 6400 |
| AS146969 | SBT-SC SB Technology Corp. | 6400 |
| AS59094 | S2-NET esu2 Corporation | 6144 |
| AS38651 | MIXI Mixi | 6144 |
| AS18264 | SEN Seikei Eizo Network Inc. | 6144 |
| AS23776 | NEC NEC Corporation | 6144 |
| AS23613 | NMTNET New Media Tokushima Co. | 6144 |
| AS7517 | MII ICOMT Inc. | 6144 |
| AS23641 | NSCS-NET NS Computer Service Corporation | 6144 |
| AS23631 | KISNET Sofu System | 6144 |
| AS9353 | MEDIAWARS MEDIAWARS co. | 6144 |
| AS24290 | HEARTNET Heart Network Co. | 6144 |
| AS131954 | LCNET Kawaguchiko cable television Inc | 6144 |
| AS131949 | ASO-NET General Incorporated Foundation Aso Telework Center | 6144 |
| AS63771 | BGPNAP Border Gateway Protocol Network Analysis Project | 6144 |
| AS17934 | JGNV6 National Institute of Information and Communications Technology | 6144 |
| AS17680 | SCS SCSK Corporation | 6144 |
| AS131941 | ENTSU-NET Entsu Co. | 6144 |
| AS58788 | CHIRORO Chiroro-Net Co. | 6144 |
| AS131950 | ENJOYVC EnjoyVC Japan Corporation | 5888 |
| AS131893 | RICOH-NET RICOH Company | 5632 |
| AS24229 | KOCHI-IX IX-layers | 5376 |
| AS17937 | NDMC NIKKEI ADVANCED SYSTEMS INC. | 5376 |
| AS59116 | AIGTKK AIG Technologies KK | 5376 |
| AS151374 | IWK-WORKS IX-layers | 5376 |
| AS37907 | DIGIROCK DigiRock | 5120 |
| AS37916 | ATWORKS A.T.WORKS | 5120 |
| AS24270 | CRC-KCC CRC Solutions Corp. | 5120 |
| AS7660 | APAN-JP Asia Pacific Advanced Network - Japan | 5120 |
| AS18289 | TAO_TORONTO AT&T TAO Cloud Access Node | 5120 |
| AS136407 | VIRTUSTREAMJP-AS-AP Virtustream Cloud Services Australia Pty Limited | 5120 |
| AS63775 | YCTNET YAKAGE CABLE TELEVISION | 5120 |
| AS139468 | DCI-AS-AP DC Communications Inc. | 5120 |
| AS23818 | JETINTERNET JETINTERNET Corporation | 4864 |
| AS7521 | MFEED INTERNET MULTIFEED CO. | 4864 |
| AS59118 | FNC-O2 NRI SecureTechnologies | 4608 |
| AS17685 | PLAYONLINE SQUARE ENIX CO. | 4608 |
| AS59123 | KAKAKUCOM Kakaku.com | 4608 |
| AS23632 | TVT-NET TVT Tsuyama Co. | 4608 |
| AS37914 | UNIVNET Advanced Software Technology and Management Research Institute of KYOTO | 4608 |
| AS37897 | None | 4608 |
| AS24567 | QTINC-AS-AP QT Inc. | 4608 |
| AS38627 | BAIDUJP Baidu | 4608 |
| AS131914 | DD-NET Rakuten Group | 4352 |
| AS24477 | NETAPPAS NetApp | 4096 |
| AS45672 | KGC-NET Koga Cable TV Co. | 4096 |
| AS24264 | KANAZAWA-IT Kanazawa Institute of Technology | 4096 |
| AS58784 | RIS Rissho University | 4096 |
| AS23798 | VRTC-NET VR Techno Center | 4096 |
| AS18290 | IWAMI Mimedia Corporation | 4096 |
| AS23836 | RELNET RELATION Co. | 4096 |
| AS18272 | BC-NET Benesse Corporation | 4096 |
| AS23794 | BMCDN Broadmedia Corporation | 4096 |
| AS18263 | MEINET MEITETSUCOM Co. | 4096 |
| AS55897 | SAKURA-F SAKURA Internet Inc. | 4096 |
| AS18141 | HBA-IDC HBA | 4096 |
| AS131929 | FRUITSNET Yamanashi CATV Co | 4096 |
| AS17699 | None | 4096 |
| AS9990 | NIANDC Nippon Information and Communication Corporation | 4096 |
| AS9363 | FNETS FUJITSU NETWORK SOLUTIONS LIMITED | 4096 |
| AS23773 | EKZM EKZM co. | 4096 |
| AS18074 | FRT FRT Inc. | 4096 |
| AS7527 | JPIX Japan Internet Xing Co. | 4096 |
| AS18067 | HUMEIA Humeia Corporation | 4096 |
| AS37898 | BARTOK-NET digitiminimi | 4096 |
| AS131909 | OKINAWA-DC OCC Co. | 4096 |
| AS18143 | DCSNET Mitsubishi Research Institute DCS Co. | 4096 |
| AS63783 | CUC Chiba University of Commerce | 4096 |
| AS131943 | GOTO-TV Goto tv | 4096 |
| AS7513 | SHIELD Hitachi Systems | 4096 |
| AS18086 | PFU-IDC PFU LIMITED | 4096 |
| AS18383 | CAHI-AS-JP CAHI Corporation | 4096 |
| AS38633 | VCIU-NET-AS Value Core Inc. | 4096 |
| AS132119 | BNP-PARIBAS-AP BNP Paribas | 4096 |
| AS63782 | MAOTV Omaezaki Cable Television Co.Ltd | 4096 |
| AS38043 | SRI-AS-AP Sophia Reserch Institute | 4096 |
| AS38652 | GINZADO-NET Ginzado Co. | 4096 |
| AS18140 | YAHOO-18140 Yahoo Japan Corporation | 4096 |
| AS55383 | IDC-JP YYY Group | 4096 |
| AS10016 | MINC Minaminihon Information Processing Center Co Ltd | 4096 |
| AS17513 | KIDS-NET Kids-way Corporation | 4096 |
| AS45690 | JCTV-NET Tokushima Central TV Co. | 4096 |
| AS150358 | TWCU-NET Tokyo Womans Christian University | 4096 |
| AS37891 | JTIS JR TOKAI Information Systems Company | 3840 |
| AS146979 | SUNDAICHI University of Nagasaki | 3840 |
| AS45680 | DOVA-NET DOVA Corporation | 3584 |
| AS18127 | IBARAKI Ibaraki Prefectural Government | 3584 |
| AS45688 | UT-NSRG The University of Tokyo Interfaculty Initiative in Information Studies | 3584 |
| AS133203 | SBIBITS-JP SBI BITS Co. | 3584 |
| AS149428 | CODE200-AS-AP Code200 | 3584 |
| AS58653 | None | 3328 |
| AS59129 | LOGICLINKS LogicLinks | 3328 |
| AS59103 | SOFTETHER SoftEther Corporation | 3328 |
| AS4697 | NTTV6NET Nippon Telegraph and Telephone Corporation | 3328 |
| AS45846 | FSW-SHIGA-POP Shiga area POP AS Number | 3328 |
| AS146976 | KNET Kvision Co. | 3328 |
| AS2515 | JPNIC Japan Network Information Center | 3072 |
| AS131971 | NW-SEC-EXP Japan Network Information Center | 3072 |
| AS18090 | MAGMA IMS Corporation | 3072 |
| AS131928 | IPP-NET Tottori Teletopia Co. | 3072 |
| AS23616 | HNB Hitachi Systems | 3072 |
| AS23828 | CHERRY-NET Misaki Town | 3072 |
| AS59093 | ICKNET IMABARI CATV CORPORATION | 3072 |
| AS131957 | MICROAD MicroAd | 2816 |
| AS24286 | WNI-AS Weathernews | 2816 |
| AS63801 | DODO-NET DODO K.K. | 2816 |
| AS59105 | HOMENOC Home NOC Operators Group | 2560 |
| AS37915 | KE-NET Wakayama Prefectural Government | 2560 |
| AS55898 | YAHOO-CORP Yahoo Japan Corporation | 2560 |
| AS7530 | BBTOWER-LAB BroadBand Tower | 2560 |
| AS131896 | SSI-LAB SSI Lab Inc. | 2560 |
| AS131955 | KCNET Kyoutou Cable Net Co Ltd | 2560 |
| AS55569 | CRITEO-AS-AP Criteo APAC | 2304 |
| AS55902 | TS-NET TS-NET of TOSET | 2304 |
| AS18072 | STREAMWING NTT Communications | 2304 |
| AS58648 | AT-I-NET AT-I | 2304 |
| AS38715 | TOTTORI-REGIONAL-IX-AS Regional-IX ASN Tottori pref Japan. | 2304 |
| AS45682 | ASN-EXCITE Excite Japan Co. | 2304 |
| AS131936 | UMGJP-NET UNIVERSAL MUSIC LLC | 2304 |
| AS131963 | MCDR-KIX MC Digital Realty | 2048 |
| AS23633 | LOCAL-IX Niigata Communication Service | 2048 |
| AS24250 | MC-IDC Miyagin Digital Solutions Co. | 2048 |
| AS59122 | R-SYS Ranger-Systems Co. | 2048 |
| AS131907 | IWAMI-NET Iwami Cablevision Co. | 2048 |
| AS131920 | CLOSIP-2 closip Inc. | 2048 |
| AS24288 | ACCUTECHS Accutechs Co. | 2048 |
| AS37912 | IPRIO-JP IPRIO Corporation. | 2048 |
| AS131912 | CYBOZU Cybozu | 2048 |
| AS18091 | TEIKYO-U Teikyo University | 2048 |
| AS131961 | DOKKYO-AS Dokkyo University | 2048 |
| AS63774 | KAMOIKE-NET Kamoike.net LLP | 2048 |
| AS24512 | HAL-INTERNET HAL Internet | 2048 |
| AS24262 | HICOM HAMANASU INFORMATION Co. | 2048 |
| AS24253 | J-STREAM J-Stream Inc. | 2048 |
| AS18076 | WCE-IAMAS Institute of Advanced Media Arts and Sciences | 2048 |
| AS23826 | DAIDO-IT Daido University | 2048 |
| AS131969 | SSC-2 Suzuyo Shinwart Corporation | 2048 |
| AS38642 | YOSHIZOU Yoshizou XYZ Solutions | 2048 |
| AS58789 | DUNAMIS DUNAMIS Co. | 2048 |
| AS131939 | IPSISM-NET IPS INC | 2048 |
| AS131901 | FIDESSA-KK FIDESSA KK | 2048 |
| AS58654 | BLESS BLESS Co. | 2048 |
| AS59095 | ACCELIA-W ACCELIA | 2048 |
| AS131987 | MCDR-NRT MC Digital Realty | 2048 |
| AS136506 | LEONCOLTD-AS-AP LEON CO.LTD | 2048 |
| AS131986 | BB4U-NET ITOCHU Cable Systems Corp. | 2048 |
| AS141757 | ZJC-AS-AP Zoho Japan Corporation | 2048 |
| AS131910 | SORACOM SORACOM. INC. | 1792 |
| AS131904 | CYBERFEELINC-JP Cyber Feel Inc. | 1792 |
| AS37889 | JPARC-NET J-PARC Center | 1792 |
| AS23885 | ORACLEV6-AS-AP Oracle Corporation | 1792 |
| AS37893 | TRADEWEB-TKO Tradeweb Japan | 1792 |
| AS38643 | U-CLOUD UNIADEX | 1792 |
| AS4774 | ABONE-AS A-Bone by Internet Initiative Japan Inc. | 1792 |
| AS131966 | INET-NET I-NET CORP. | 1536 |
| AS24280 | HIS-TKIDC Hitachi Systems | 1536 |
| AS18139 | HISOL-CSV Hitachi Solutions | 1536 |
| AS18123 | SEIRYO INAOKI EDUCATIONAL INSTITUTION | 1536 |
| AS37900 | MATSURI NTT Communications Corporation | 1536 |
| AS38033 | YAHOO-JP2-AP internet content provider | 1536 |
| AS51044 | RHE - Kazuki Yamaguchi | 1536 |
| AS63789 | NEXT-WEB NeXtWEB Corporation | 1536 |
| AS131982 | UBC Uenohara Broadband Communications Inc. | 1536 |
| AS150367 | CLOUD-NET Future Corp. | 1536 |
| AS150445 | MBGETECHBROTHERS-AS-AP Getechbrothers | 1536 |
| AS63773 | DUAL-NET dual&Co. Inc. | 1280 |
| AS17517 | JPNICJPASNBLOCK Japan Network Information Center | 1280 |
| AS133476 | FIRST-AS-AP First Innovation K.K. | 1280 |
| AS7674 | GOFORS NTT Communications Corporation | 1280 |
| AS10209 | SYNOPSYS-AS-JP-AP Japan HUB and Data Center | 1280 |
| AS24291 | MITSUI-NW MITSUI & CO. | 1280 |
| AS7667 | KDDLAB KDDI R&D Laboratories | 1280 |
| AS24257 | JPIX-64ES Japan Internet Xing Co. | 1280 |
| AS131917 | TOSHIBA-IS Toshiba I.S. corp | 1280 |
| AS136769 | WINGTECJAPANGK-AS-AP WingTecJapan G.K | 1280 |
| AS140683 | STARBOWLTD-AS-AP Starbow Ltd. | 1280 |
| AS134532 | ATT-NBE-JP ATT NBE Equinix Tokyo | 1280 |
| AS55894 | WHOSNEXT Whos Next | 1024 |
| AS18149 | JPRS Japan Registry Service Co. | 1024 |
| AS137912 | None | 1024 |
| AS55901 | SCEI-NET Sony Computer Entertainment Inc | 1024 |
| AS131942 | GURUNAVI-NET Gurunavi | 1024 |
| AS131945 | SNTU-NET Sanntuu Corporation | 1024 |
| AS136586 | INCOMMJAPANKK-AS-AP InComm Japan K.K. | 1024 |
| AS23799 | NDA National Defense Academy | 1024 |
| AS55873 | SJMAPNIC-JP St. Jude Medical | 1024 |
| AS24263 | HONDA-NET HONDA MOTOR Co. | 1024 |
| AS55382 | HOT-CHA Nagato city office | 1024 |
| AS131905 | JPRS-GTLD Japan Registry Services Co. | 1024 |
| AS59099 | CLOUD-SDN-AS BroadBand Tower | 1024 |
| AS4718 | CKP Cyber Kansai Project | 1024 |
| AS38648 | F-REGI F-REGI Co. | 1024 |
| AS131946 | MU-NET MUSASHINO UNIVERSITY E.F. | 1024 |
| AS131940 | BETANET Nissho Electronics Corp. | 1024 |
| AS136178 | FILAPAC-AS-JP FIL Japan Holdings K.K. | 1024 |
| AS55907 | GMO-DNS GMO Internet | 1024 |
| AS45676 | SBIT SBI Security Solutions Co. | 1024 |
| AS59097 | OCH-NET Okinawa Cross Head Co. | 1024 |
| AS58792 | CLOSIP-1 closip Inc. | 1024 |
| AS138515 | TAO_TORONTO AT&T TAO Cloud Access Node | 1024 |
| AS138033 | BBIX-AS-AP BBIX | 1024 |
| AS131944 | KADOKAWA-NET KADOKAWA DWANGO CORPORATION | 1024 |
| AS54415 | WIZ-JP-AS-AP WIZ K.K. | 1024 |
| AS59110 | BPS BPS Inc. | 1024 |
| AS58645 | MARINET Miyagi Cable TV Co. | 1024 |
| AS55891 | WBTSJP-AS WATCH TOWER BIBLE AND TRACT SOCIETY | 1024 |
| AS131160 | WI2 Wire and Wireless Co. | 1024 |
| AS55378 | QUICK-YCCNET QUICK Corp. | 1024 |
| AS63798 | ENTERNET-AS Industrial Cyber Security Center of Excellence | 1024 |
| AS131953 | YUTOPIA-NET NPO Yutopianet | 1024 |
| AS63793 | OPSBETTER Japan OPS Better Co. | 1024 |
| AS137508 | RAINBOWIDC-AS-AP rainbow network limited | 1024 |
| AS146981 | NEKOJARASHI Nekojarashi Inc. | 1024 |
| AS147035 | CHINGKUO-AS-AP Ching Kuo | 1024 |
| AS150362 | KURIYAMA-NET Mamireimu Net Works | 1024 |
| AS151420 | RAPIDFIREY-AS-AP Rapid-Fire-y | 1024 |
| AS63784 | GSS-NET Digital Agency | 1024 |
| AS18279 | BUKKYO-U Bukkyo University | 1024 |
| AS37904 | BBIX-NETWORK BBIX | 1024 |
| AS63776 | MERCARI-JP Mercari | 768 |
| AS24283 | MIEDEN-NET Mieden Co. | 768 |
| AS37888 | HORIBA-NET HORIBA | 768 |
| AS38629 | OKN NTT Communications Corporation | 768 |
| AS7500 | M-ROOT-DNS WIDE Project | 768 |
| AS55393 | MIDOKURA Midokura Japan K.K. | 768 |
| AS137819 | BEEKS-AS-AP Beeks Financial Cloud Japan | 768 |
| AS133900 | GSI-AP Gilead Sciences | 768 |
| AS55905 | COMZNET2 TOP CLOUD Inc. | 768 |
| AS63796 | NEXTNET-LAB Next Network Research Laboratory | 768 |
| AS131077 | TOHMATSU-NET Deloitte Tohmatsu Corporate Solutions LLC | 768 |
| AS139345 | HYVEMANAGEDHOSTINGCORPINC-AS-AP Hyve Managed Hosting Corp Inc | 768 |
| AS146987 | GMOCL-NET GMO GlobalSign Holdings K.K. | 768 |
| AS151373 | JP3DP-NET JAPAN 3D PRINTER | 768 |
| AS151381 | CIRCLENET CIRCLE | 768 |
| AS38074 | SDCC-AS-AP SDCC Japan-West Area | 768 |
| AS139470 | ONECHRONOS-AS-AP OCX GROUP INC. | 512 |
| AS63781 | KFNET-AS Kobayashi Family Net LLP | 512 |
| AS140868 | TAKATASDCC-AS-AP TakataSDCC Net | 512 |
| AS18131 | DXNW NTT Communications Corporation | 512 |
| AS55396 | FNCLAB NRI SecureTechnologies | 512 |
| AS133782 | ELSEVIER-ASIAPACIFIC-AS-AP Elsevier Ltd | 512 |
| AS132504 | QUALITIA-AS-AP QUALITIA Co. | 512 |
| AS137462 | RMNI-AS-AP Rakuten Mobile Network | 512 |
| AS45691 | ELLIOTT-ASIA Elliott Advisors Asia Limited | 512 |
| AS59113 | RJV6-NET RICOH JAPAN Corporation | 512 |
| AS131079 | KANDANET4 INTERNET MULTIFEED CO. | 512 |
| AS38644 | KANDANET INTERNET MULTIFEED CO. | 512 |
| AS55890 | SUNTORY Suntory Business Systems Ltd. | 512 |
| AS24260 | KINJO-AS Board of trusty: Kinjo-Gakuen | 512 |
| AS59120 | None | 512 |
| AS38636 | DENA-NET DeNA | 512 |
| AS4777 | APNIC-COLO Asia Pacific Network Information Centre | 512 |
| AS131155 | HANABI4 NTT Communications Corporation | 512 |
| AS136779 | SCHNEIDER-AS-JP Schneider Electric Japan Ltd | 512 |
| AS139255 | U-NEXT-AS-AP U-NEXT Co. | 512 |
| AS63779 | JUSTPLAYER InfiniCloud Co. Ltd. | 512 |
| AS63917 | AMWAYJAPANGK-JP 7-1 | 512 |
| AS62184 | MNO-AS - Michal Nowak | 512 |
| AS63787 | TSURUHANE TSURUHANE JAPAN LTD. | 512 |
| AS63785 | FU-NTP Fukuoka University | 512 |
| AS63805 | RIDC-NET Ryobi Systems Co. | 512 |
| AS63799 | GHOST Ghost Network | 512 |
| AS63794 | ILKS-NET ILKS Inc. | 512 |
| AS131902 | LOGICLINKS2 LogicLinks | 512 |
| AS131977 | JPF-WEB Japan Photo Finish Corporation | 512 |
| AS131983 | SCNTV-NET suo cablenet corporation | 512 |
| AS131980 | KINIKUNET KADOKAWA CORPORATION | 512 |
| AS131988 | TANET Takehara Cable Network Co | 512 |
| AS142052 | MEMPOOLSPACEKK-AS-AP Mempool Space K.K. | 512 |
| AS4717 | AI3 WIDE Project | 512 |
| AS38215 | SYUHEIUDA-AS-AP Syuhei Uda | 512 |
| AS146974 | WP-NET Woven by Toyota | 512 |
| AS63791 | DOORNOC-NET doornoc | 512 |
| AS150356 | GMO-BRS GMO BRAND SECURITY Inc. | 512 |
| AS150296 | ONENEXTNET-AS-AP 1NextNet | 512 |
| AS147295 | METROENGINESINC-AS-AP Metro Engines Inc | 512 |
| AS150369 | INFAL TelHi Corporation | 512 |
| AS151371 | PAINA PAINA Information Development | 512 |
| AS151350 | QESL-AS-AP Q Enterprise Systems Ltd. | 512 |
| AS150366 | DEMAE-CAN-NW demae-can co. ltd | 512 |
| AS151380 | TRANSFORMEDU Transform Co. | 512 |
| AS151372 | AITRI Advanced Information Technology Research Institute | 512 |
| AS146985 | KC-MSP-NET KISSEI COMTEC Co. | 512 |
| AS10233 | IIJLAB-BACKUP-LINKS-EXP Internet Initiative Japan | 512 |
| AS151383 | EZSVS-NET EZSVS Japan Co. | 512 |
| AS63790 | CA-LAB CyberAgent | 512 |
| AS59098 | HINATURU-NET Mamireimu Net Works | 512 |
| AS59115 | CYBERDYNE CYBERDYNE Inc. | 256 |
| AS131906 | GAPINC-NET Gap Japan K.K. | 256 |
| AS131895 | OIST-NET Okinawa Institute of science and technology | 256 |
| AS23634 | E-DNS-JP WIDE Project | 256 |
| AS59128 | KMC Kyoto University Microcomputer Club | 256 |
| AS23642 | OBIS OBIS | 256 |
| AS59124 | KYOTO-PREF KYOTO Prefectural Government | 256 |
| AS55377 | SADAITEC Sadiatec Co. | 256 |
| AS23833 | MARUSAN-NET Marusan Securities Co. | 256 |
| AS55949 | TECHNOPROHOLDINGS-JP Technopro Holdings | 256 |
| AS131894 | U-CLOUD-2 UNIADEX | 256 |
| AS9409 | RAPIDFIREYJP-AS-AP Rapid-Fire-y Tokyo | 256 |
| AS24252 | JPRS-NAYUTA Japan Registry Service Co. | 256 |
| AS23774 | A-DNS-JP Japan Registry Service Co. | 256 |
| AS131078 | KDDLAB-4OCT KDDI R&D Laboratories | 256 |
| AS37906 | NETIRD-2 NetIRD Inc. | 256 |
| AS37905 | BRASTEL-NET Brastel Co. | 256 |
| AS55373 | TRI-KOBE-NET Foundation for Biomedical Research and Innovation | 256 |
| AS45678 | AAC-JP-AS ABN AMRO Clearing Tokyo Co. | 256 |
| AS137008 | OPENTEXT-AS-AP-JP-TOK 1120 Shimokuzawa Chuo-ku Sagamihara-shi Kanagawa-ken | 256 |
| AS24256 | SOFTBANKBB SOFTBANK Corp. | 256 |
| AS23761 | XPEDITE-AS-JP Xpedite Systems | 256 |
| AS9935 | AGNSCUS-HK AGNS Customer AS | 256 |
| AS24287 | TEIN2-JP National Institute of Informatics | 256 |
| AS131964 | CYBERHOME-3 FAMILYNET JAPAN CORPORATION | 256 |
| AS58651 | GMO-REGSEC GMO Internet | 256 |
| AS58786 | GMOKOR-NET GMO Internet | 256 |
| AS131951 | SSC Suzuyo Shinwart Corporation | 256 |
| AS58649 | GMO-REG-NET GMO Internet | 256 |
| AS135372 | CSJI-AS-AP Columbia Sportswear Japan Inc | 256 |
| AS131972 | JST-SENDAI J-Stream Inc. | 256 |
| AS63780 | BIRDIE-NET dual&Co. Inc. | 256 |
| AS138652 | SGCOM-AS-AP Super Godzilla Communications GK | 256 |
| AS131924 | KAP-NET Kansai Airports | 256 |
| AS131913 | NIIGATA-SC Niigata ken | 256 |
| AS131903 | NRI-IVPN Nomura Research Institute | 256 |
| AS59111 | AIU-NET Akita International University | 256 |
| AS134827 | EYJAPAN-AS-AP EY Japan Co. | 256 |
| AS135304 | VMWARE-AS-AP VMWare Incorporation | 256 |
| AS55909 | KOCHI-CT National Institute of Technology | 256 |
| AS45217 | TORA-TRADING-SERVICES Tora Trading Services Ltd. | 256 |
| AS55895 | ECHIGO-IX N.S.Computer Service Co. | 256 |
| AS140244 | BRIAN-BLEVINS-AS-AP Brian Blevins | 256 |
| AS199266 | CONTAINER-DEV - REI MIMURA | 256 |
| AS212817 | RPDFIREY - Yasuaki Iida trading as 'Rapid-Fire-y' | 256 |
| AS63786 | MARCHE Mercari | 256 |
| AS63797 | CUTEIP CuteIP | 256 |
| AS63795 | ROUTEL RoutelNet | 256 |
| AS63800 | SERVER-G SERVER-G Group | 256 |
| AS63806 | MENHERA Human-life Information Platforms Institute | 256 |
| AS131898 | YAHOO-3 Yahoo Japan Corporation | 256 |
| AS131948 | FORNEXT FORNEXT Inc. | 256 |
| AS131976 | JPNAP-WEST INTERNET MULTIFEED CO. | 256 |
| AS131973 | JST-FUKUOKA J-Stream Inc. | 256 |
| AS131156 | LAC-AS LAC Co. | 256 |
| AS4690 | WIDE-SFO WIDE Project | 256 |
| AS131990 | HAWKS-GAMING Fukuoka SoftBank Hawks | 256 |
| AS132211 | FXCM-ASIA-AP FX Corporate LLC | 256 |
| AS131989 | PFU-UMC-MS01 PFU LIMITED | 256 |
| AS138181 | HEXHU Hus Tech LLC | 256 |
| AS139358 | KANSUIUN-AS-AP Kansuiun Co. | 256 |
| AS140501 | ITIVITI-AS-AP Itiviti Japan K.K. | 256 |
| AS139472 | CMJK-AS-AP Catalina Marketing Japan K.K. | 256 |
| AS146972 | TEC-JP-NET TOYO Engineering Corporation | 256 |
| AS146982 | SHINNYO-LIVE Shinnyo-en | 256 |
| AS146980 | IOC Tokyo Metropolitan College of Industrial Technology Infomation System Engineering Course | 256 |
| AS131984 | JOCDN JOCDN Inc. | 256 |
| AS7603 | GENECOMPUTINGLTD-AS-AP Gene Computing Ltd | 256 |
| AS148985 | ANSYSJAPANKK-AS-AP ANSYS Japan K.K. | 256 |
| AS150357 | SUN-SECBASE University of Nagasaki | 256 |
| AS146986 | SSC-3 SUZUYO SHINWART CORPORATION | 256 |
| AS150685 | CHINGKUO-AS-AP Ching Kuo | 256 |
| AS151377 | SHR-OSA-NET Solare Hotels and Resorts Co. | 256 |
| AS151378 | CSAISON-NET Credit SAISON Co. | 256 |
| AS151376 | SHR-TYO-NET Solare Hotels and Resorts Co. | 256 |
| AS9743 | NIPPONEDUIX-AS-AP Nippon EDUIX | 256 |
| AS9598 | MPLS-OCN NTT Communications Corporation | 256 |
| AS146984 | JPNAP-EAST INTERNET MULTIFEED CO. | 256 |
| AS17905 | COMMERZBANK-AP-DRT Commerzbank AG | 256 |
| AS45679 | TOMOCHA-NET Tatsumi | 256 |
| AS55389 | JPNE Japan Network Enabler Corporation | 256 |
| AS215239 | SHOW - Show Corporation | None |
| AS9359 | None | None |
| AS9360 | --MISSING-- | None |
| AS9364 | None | None |
| AS9368 | None | None |
| AS9369 | None | None |
| AS9372 | UEC The University of ElectroCommunications | None |
| AS9373 | --MISSING-- | None |
| AS9375 | None | None |
| AS9376 | SAKURANET SMARTVALUE Co. | None |
| AS9379 | None | None |
| AS9380 | CNCI-AS Community Network Center Inc. | None |
| AS9592 | PRISM SOFTBANK TELECOM Corp. | None |
| AS9594 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9596 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9599 | INFOPEPPER EJWORKS CORPORATION | None |
| AS9602 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9603 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9606 | ISAS-AS Institute of Space and Astronautical Science | None |
| AS9608 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9609 | BBIX-CDN BBIX | None |
| AS9610 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9611 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9612 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9613 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9616 | MUX WIDE Project | None |
| AS9992 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9994 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS9995 | FIRSTSERVER FirstServer | None |
| AS9996 | KDDIIP-VPN KDDI Corporation | None |
| AS10005 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10007 | IPR SoftBank Corp. | None |
| AS10008 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10009 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10017 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10018 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10020 | JPNICNETJPASBLOCK Japan Network Information Center | None |
| AS10026 | TELSTRAGLOBAL Telstra Global Internet Services Network Blocks | None |
| AS10033 | IVANET-TYO-AP iBasis Tokyo ICO | None |
| AS10124 | AMAZON-AP-RESOURCES-AS-AP-NRT Amazon Data Services Japan KK | None |
| AS10807 | ERX-HOLE-IN-ONE Hitachi Business International | None |
| AS17503 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17507 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17508 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17515 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17519 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17520 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17521 | KUT Kochi University of Technology | None |
| AS17522 | NTT-WEST NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION | None |
| AS17524 | DSN DS Networks | None |
| AS17525 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17526 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17527 | MEDIAS CHITA MEDIAS NETWORK INC. | None |
| AS17528 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17531 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17532 | T-KOUGEI Tokyo Polytechnic University | None |
| AS17533 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17674 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17679 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17681 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17684 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17688 | SHINENET ShineOn LTD | None |
| AS17690 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17692 | KCCS Kyocera Communication Systems Co. | None |
| AS17695 | MLJS MLJS | None |
| AS17696 | KOK-NETWORK Okinawa Telecommunication Network Co. | None |
| AS17697 | BBX NTT PC Communications | None |
| AS17700 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17702 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17703 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17704 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17751 | JPNIC-2BYTE-ASBLOCK-AP for assignment to JPNIC members | None |
| AS17795 | NVJ-AP Netvein.co.jp | None |
| AS17801 | TELSTRAGLOBAL Telstra Global Internet Services Network Blocks | None |
| AS17930 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17933 | NTT-EAST Nippon Telegraph and Telephone East Corporation | None |
| AS17935 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17938 | CLOUDHUB SoftBank Corp. | None |
| AS17942 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17945 | ITV iTV Co | None |
| AS17949 | TEU Tokyo University of Technorogy | None |
| AS17951 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17952 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17954 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS17959 | JPNICJPASNBLOCK Japan Network Information Center | None |
| AS18050 | TELSTRAGLOBAL Telstra Global Internet Services Network Blocks | None |
| AS18073 | JPNICASBLOCKAP JPNIC | None |
| AS18078 | JPNICASBLOCKAP JPNIC | None |
| AS18079 | JPNICASBLOCKAP JPNIC | None |
| AS18080 | SOPIA Sopiafons Co. | None |
| AS18082 | LASDEC Japan Agency for Local Authority Information Systems | None |
| AS18083 | JPNICASBLOCKAP JPNIC | None |
| AS18084 | TELSTRAGLOBAL Telstra Global Internet Services Network Blocks | None |
| AS18089 | HIKARI-NWC KDDI Corporation | None |
| AS18093 | JPNICASBLOCKAP JPNIC | None |
| AS18095 | REITAKU Reitaku University | None |
| AS18096 | JPNICASBLOCKAP JPNIC | None |
| AS18098 | JPNICASBLOCKAP JPNIC | None |
| AS18122 | KYOTO-IX Advanced Software Technology & Management Research Institute of KYOTO | None |
| AS18130 | JPNICASBLOCKAP JPNIC | None |
| AS18132 | JPNICASBLOCKAP JPNIC | None |
| AS18133 | GAMANIAJP AGE Inc. | None |
| AS18137 | JPNICASBLOCKAP JPNIC | None |
| AS18138 | SAKURA-G SAKURA Internet Inc. | None |
| AS18145 | JPNICASBLOCKAP JPNIC | None |
| AS18146 | INETCORE Intec NetCore | None |
| AS18147 | JPNICASBLOCKAP JPNIC | None |
| AS18151 | CEC COMPUTER ENGINEERING & CONSULTING LTD. | None |
| AS18152 | JPNICASBLOCKAP JPNIC | None |
| AS18193 | TELSTRAGLOBAL Telstra Global Internet Services Network Blocks | None |
| AS18261 | JPNICASBLOCKAP JPNIC | None |
| AS18262 | JPNICASBLOCKAP JPNIC | None |
| AS18265 | TWIN ZEXIS CORPORATION | None |
| AS18269 | KAI Kai Creates Inc. | None |
| AS18270 | TOIN Toin University of Yokohama | None |
| AS18273 | JPNICASBLOCKAP JPNIC | None |
| AS18275 | JPNICASBLOCKAP JPNIC | None |
| AS18277 | KUSA Kurashiki University of Science and the Arts | None |
| AS18280 | JPNICASBLOCKAP JPNIC | None |
| AS18284 | ISETANNET Isetan Data Center Co. | None |
| AS18285 | JPNICASBLOCKAP JPNIC | None |
| AS18286 | OCUNET Osaka City University | None |
| AS18287 | JPNICASBLOCKAP JPNIC | None |
| AS18288 | JPNICASBLOCKAP JPNIC | None |
| AS23612 | None | None |
| AS23617 | ATHANA KoutokuSangyou Co | None |
| AS23621 | GINGANET GINGA SYSTEM CO. | None |
| AS23622 | TSURU-GAKUEN Tsuru Gakuen | None |
| AS23625 | TOKAI-WBS TOKAI Communications Corporation | None |
| AS23626 | DILAB Verizon Japan Ltd | None |
| AS23636 | None | None |
| AS23638 | AMIXCOM AMIXCOM Inc. | None |
| AS23640 | BBIX BBIX | None |
| AS23643 | --MISSING-- | None |
| AS23663 | YAHOO-BANGALORE-AS-AP Yahoo Bangalore Network Monitoring Center | None |
| AS23748 | CAT-AS-AP Cat Networks K.K. | None |
| AS23782 | INFOTOKYO Fujitsu System Solutions Ltd | None |
| AS23787 | --MISSING-- | None |
| AS23789 | None | None |
| AS23792 | --MISSING-- | None |
| AS23797 | IXO IXO | None |
| AS23800 | FUKUINCT Fukui National College of Technology | None |
| AS23801 | SOLGIFU NTT Communications | None |
| AS23802 | None | None |
| AS23803 | HGC The University of Tokyo | None |
| AS23806 | HBS Chupicom Inc. | None |
| AS23809 | TV-NARUTO Televi Naruto .CO. | None |
| AS23810 | IC-NET IC-NET Corporation | None |
| AS23811 | --MISSING-- | None |
| AS23812 | SPEEDWAYNET Japan Broadband Communications Corporation | None |
| AS23813 | SORUN SORUN Corporation | None |
| AS23814 | T-LEX WIDE Project | None |
| AS23815 | JPIX-RS Japan Internet Xing Co. | None |
| AS23819 | None | None |
| AS23821 | --MISSING-- | None |
| AS23823 | --MISSING-- | None |
| AS23825 | --MISSING-- | None |
| AS23830 | GAITAME Gaitame.com Co. | None |
| AS23832 | --MISSING-- | None |
| AS23834 | --MISSING-- | None |
| AS23835 | None | None |
| AS23929 | UBIQUITOUS-AS Ubiquitous Corp. Data Center Network. | None |
| AS24047 | ISC-KIX1 Internet Systems Consortium | None |
| AS24056 | SINGTEL-EXPAN-JP Internet Data Centre | None |
| AS24258 | --MISSING-- | None |
| AS24265 | AGILIT NTT Communications Corporation | None |
| AS24266 | None | None |
| AS24267 | None | None |
| AS24269 | None | None |
| AS24272 | --MISSING-- | None |
| AS24273 | CANON CANON INC. | None |
| AS24274 | ACTELIONJP Actelion Pharmaceuticals Japan Ltd. | None |
| AS24281 | MCNETT NTT SmartConnect Corporation | None |
| AS24285 | None | None |
| AS24292 | NSSOL NS Solutions Corporation | None |
| AS24293 | INFOSAKYU FUJITSU SYSTEMS WEST LIMITED | None |
| AS24294 | None | None |
| AS37890 | --MISSING-- | None |
| AS37894 | --MISSING-- | None |
| AS37895 | RYUKOKU Ryukoku University | None |
| AS37896 | --MISSING-- | None |
| AS37899 | NTTW-NGN-AS NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION | None |
| AS37901 | NTTE-NGN-AS NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | None |
| AS37902 | NOMURA-TRADE Nomura Research Institute | None |
| AS37909 | IKUEIKAN-NET Ikueikan University | None |
| AS37911 | --MISSING-- | None |
| AS37913 | --MISSING-- | None |
| AS37920 | SHIGANETAS Shiga University | None |
| AS37921 | --MISSING-- | None |
| AS37923 | FIC NTT Communications Corporation | None |
| AS37924 | KKR-MLIT-AS Ministry of Land | None |
| AS37925 | USEN-WEST USEN CORPORATION | None |
| AS37926 | ETTNET ETimes Technologies Co. | None |
| AS37927 | None | None |
| AS37981 | TYIS-AS-AP TOYO Internet Service Co. | None |
| AS37982 | KIRINKK-AS-AP Kirin K.K. | None |
| AS37984 | CKADMIN-AS-JP Chikushi Jogakuen University | None |
| AS38080 | FSW-TOHOKU-POP Foresightwave INC. | None |
| AS38610 | APNIC-JP-RD APNIC R&D Centre | None |
| AS38630 | --MISSING-- | None |
| AS38632 | XCON cross-connect niigata co. | None |
| AS38637 | --MISSING-- | None |
| AS38640 | SAKURA-E SAKURA Internet Inc. | None |
| AS38645 | NTTCOM-GRX NTT Communications Corporation | None |
| AS38646 | TOKYO6TO4 WIDE Project | None |
| AS38647 | None | None |
| AS38649 | --MISSING-- | None |
| AS38650 | --MISSING-- | None |
| AS38653 | JAPANPOST JAPAN POST HOLDINGS Co. | None |
| AS38655 | SAINET-AS2 SaiNet Corporation | None |
| AS38656 | MARKETVIEWER CSK Securities Service Co. | None |
| AS38895 | AMAZON-AS-AP Amazon.com Tech Telecom | None |
| AS45436 | GRNT-JP-AS-AP Green Net Co. | None |
| AS45673 | OECU-NET Osaka Electro-Communication University | None |
| AS45674 | MIDORI BIGLOBE Inc. | None |
| AS45681 | GIGAPRIZE GIGAPRIZE Co. | None |
| AS45683 | --MISSING-- | None |
| AS45684 | MIRAINET Kyocera Communication Systems Co. | None |
| AS45686 | RFEED INTERNET MULTIFEED CO. | None |
| AS45689 | CONVIVIALNET Convivial Net | None |
| AS55372 | OIX University of the Ryukyus | None |
| AS55374 | TOKYO6TO4NTT WIDE Project | None |
| AS55375 | SI-NET SmartInsight Inc. | None |
| AS55386 | --MISSING-- | None |
| AS55395 | FUSIONC Rakuten Communications Corp. | None |
| AS55457 | JPNIC-2BYTE-ASBLOCK-AP for assignment to JPNIC members | None |
| AS55748 | MORSE-JP 7-9-10 Nishi-Shinjuku | None |
| AS55817 | NTTECL-AS-AP Nippon Telegraph and Telephone Corporation PF Labs | None |
| AS55888 | NCPNET New Culture Production Inc | None |
| AS55889 | BITISLE-WEST Equinix Japan Enterprise K.K. | None |
| AS55892 | --MISSING-- | None |
| AS55893 | HOKEN-NET NTT DATA CORPORATION | None |
| AS55896 | VIDEX Videx Inc. | None |
| AS55903 | ARROWNET Tokyo Stock Exchange | None |
| AS55906 | USTREAMASIA Ustream Asia | None |
| AS55908 | NOMURA-NET Nomura Research Institute | None |
| AS55911 | TUFNESS2 Tokuyama College of Technology | None |
| AS56023 | SMARTNET-AS-AP SmartRams Co. | None |
| AS56024 | KARSCOLTD-AS-AP KARSCOLTD- | None |
| AS56025 | KARSCOLTD-AS-AP Kars co.ltd. | None |
| AS56033 | RAKUIP-AS-AP Rakushasu Inc | None |
| AS56218 | QGPOP-AS-AP QGPOP | None |
| AS58535 | COLT-AS-AP Colt Technology Services B.V. | None |
| AS58646 | FBDC-B FreeBit Co. | None |
| AS58787 | COMZNET Comzware Inc | None |
| AS58790 | TEAMFELNULL SERVER-G Group | None |
| AS59100 | KOCHI-GC Kochi Gakuen College | None |
| AS59101 | MIRAI-BS mirai-bs corporation | None |
自治系统号（ASN）分配给诸如 Internet 服务提供商之类的实体以及控制 IP 地址块的其他大型组织。