# meaning of fields
# 1: ipv6 block
# 2: last update
# 3: organization
2001:0240::/32 | 2014/07/31 | Internet Initiative Japan Inc.
2001:0258::/32 | 2010/08/19 | FUJITSU LIMITED
2001:0260::/32 | 2015/03/02 | BIGLOBE Inc.
2001:0268::/32 | 2009/09/29 | KDDI CORPORATION
2001:0278::/32 | 2013/02/22 | SoftBank Corp.
2001:0298::/32 | 2014/05/21 | So-net Corporation
2001:02a0::/32 | 2011/07/14 | KDDI CORPORATION
2001:02a8::/32 | 2015/04/21 | Energia Communications,Inc.
2001:02c0::/32 | 2010/02/17 | NTT PC Communications Incorporated
2001:02c8::/32 | 2011/07/14 | KDDI CORPORATION
2001:02e8::/32 | 2010/08/27 | Dream Train Internet Inc.
2001:02f0::/32 | 2014/04/16 | ComputerEngineering&Consulting,Ltd.
2001:02f8::/32 | 2013/09/02 | Research Organization of Information and Systems, National Institute of Informatics
2001:0300::/32 | 2014/07/31 | Internet Initiative Japan Inc.
2001:0308::/32 | 2012/05/11 | Hokuriku Telecommunication Network Co.Ltd.
2001:0310::/32 | 2010/07/29 | Yahoo Japan Corporation
2001:0318::/32 | 2011/02/23 | STNet, Incorporated
2001:0338::/32 | 2009/09/01 | UNIADEX, LTD.
2001:0340::/32 | 2015/06/10 | Canon IT Solutions Inc.
2001:0348::/32 | 2012/02/06 | Kyushu Telecommunication Network Co., Inc.
2001:0350::/32 | 2009/12/16 | NTT SmartConnect Corporation
2001:0358::/32 | 2008/11/18 | MITSUBISHI ELECTRIC INFORMATION NETWORKCORPORATION
2001:0368::/32 | 2012/03/26 | Chita Medias Network INC.
2001:0380::/32 | 2008/11/18 | NTT COMMUNICATIONS CORPORATION
2001:0398::/32 | 2008/11/18 | HOKKAIDO TELECOMMUNICATION NETWORK Co.,Inc
2001:03a0::/32 | 2013/06/03 | INTERNET MULTIFEED CO.
2001:03b0::/32 | 2012/05/25 | COMMUNITY NETWORK CENTER INC.
2001:03b8::/32 | 2013/10/07 | So-net Corporation
2001:03c0::/35 | 2008/11/18 | Tohoku Intelligent Telecommunication Co.,Inc.
2001:03d0::/32 | 2014/12/10 | Marubeni OKI Network Solutions Inc.
2001:03d8::/32 | 2008/11/18 | NTT-ME Corporation
2001:03e0::/32 | 2008/11/18 | FreeBit Co.,Ltd.
2001:4460::/32 | 2005/07/25 | ParkNet Inc.
2001:44a0::/32 | 2013/12/10 | NTT BUSINESS SOLUTIONS CORPORATION
2001:44a8::/32 | 2009/12/15 | RELATION Co., Ltd.
2001:44b0::/32 | 2005/11/07 | CYBERLINKS CO.,LTD.
2001:07fa:0:0003::/64 | 2013/05/31 | INTERNET MULTIFEED CO.
2001:07fa:0007::/48 | 2013/05/31 | INTERNET MULTIFEED CO.
2001:a000::/21 | 2008/11/18 | NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION
2001:0c28::/32 | 2010/06/30 | ASAHI Net, Inc.
2001:0c30::/32 | 2014/07/03 | Jupiter Telecommunications Co., Ltd.
2001:0c70::/32 | 2014/05/28 | Cyber Wave Japan, Co.,Ltd.
2001:0c80::/32 | 2013/03/05 | NTT DATA CORPORATION
2001:0c90::/32 | 2008/11/18 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION
2001:0cb8::/32 | 2009/03/31 | TOYOTA DIGITAL CRUISE INCORPORATED
2001:0ce8::/32 | 2011/04/04 | K-Opticom Corporation
2001:0cf8::/32 | 2013/02/15 | Sony Global Solutions Inc.
2001:0d00::/32 | 2009/12/01 | Gunma Internet Co., Ltd
2001:0d28::/32 | 2013/12/11 | Okinawa Telecommunication Network Co., Inc
2001:0d50::/32 | 2014/06/17 | Okayama Prefectural Government
2001:0d70::/30 | 2008/11/18 | NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION
2001:0d88::/32 | 2009/05/12 | Yahoo Japan Corporation
2001:0da0::/32 | 2008/11/18 | Cyber Kansai Project
2001:0dc2::/32 | 2013/06/20 | Japan Network Information Center
2001:0dc4::/32 | 2012/01/05 | Japan Registry Service Co., Ltd.
2001:0dc9::/32 | 2005/05/19 | Japan Registry Service Co., Ltd.
2001:0dda::/48 | 2014/12/26 | Japan Registry Services Co., Ltd.
2001:0de1::/42 | 2010/05/18 | KDDI R&D Laboratories, INC
2001:0de8:001e::/48 | 2012/11/05 | OBIS
2001:0de8:0008::/48 | 2011/08/01 | Japan Internet Exchange Co., Ltd.
2001:0de8:c::/48 | 2010/02/01 | BBIX, Inc.
2001:0df0:1800::/48 | 2013/11/15 | OBIS
2001:0df0:021e::/48 | 2014/05/27 | NRI SecureTechnologies, Ltd.
2001:0df0:0232::/48 | 2014/12/25 | National Institute of Information and Communications Technology
2001:0df0:025e::/48 | 2011/11/15 | Yamagata University
2001:0df0:0266::/48 | 2011/12/14 | Sony Computer Entertainment Inc
2001:0df0:0293::/48 | 2012/02/02 | Astellas Pharma Inc.
2001:0df0:02b4::/48 | 2012/05/10 | Hitachi, Ltd.
2001:0df0:02c2::/48 | 2012/06/14 | Suntory Business Expert Limited
2001:0df0:02ca::/48 | 2012/07/03 | Japan Weather Association
2001:0df0:02cc::/48 | 2012/08/03 | Kochi National College of Technology
2001:0df0:02e4::/48 | 2012/07/30 | Kanazawa Seiryo University
2001:0df0:02ed::/48 | 2012/08/06 | Japan Advanced Institute of Science and Technology
2001:0df0:02ee::/48 | 2012/08/07 | Japan Advanced Institute of Science and Technology
2001:0df0:02f5::/48 | 2012/08/21 | University of Kochi
2001:0df0:0401::/48 | 2014/05/27 | NRI SecureTechnologies, Ltd.
2001:0df0:0417::/48 | 2012/10/02 | Tokuyama College of Technology
2001:0df0:0043::/48 | 2008/10/20 | NTT communications corporation
2001:0df0:0456::/48 | 2013/01/10 | KOGAKUIN University
2001:0df0:0467::/48 | 2013/02/06 | RICOH Company, Ltd.
2001:0df0:0046::/48 | 2013/04/16 | Research Organization of Information and Systems, National Institute of Informatics
2001:0df0:0068::/48 | 2010/02/01 | Convivial Net
2001:0df0:0008::/48 | 2012/01/05 | Japan Registry Services Co., Ltd.
2001:0df0:0095::/48 | 2010/05/18 | KDDI R&D Laboratories, INC
2001:0df0:b400::/48 | 2014/09/25 | Kochi Gakuen College
2001:0df0:00cf::/48 | 2010/11/01 | Tokyo University of Science
2001:0df0:00eb::/48 | 2011/01/21 | Keio University
2001:0df2:0c00::/48 | 2015/01/15 | Home NOC Operators Group
2001:0df2:d800::/48 | 2014/02/25 | Okinawa Institute of Science and Technology School Corporation
2001:0df2:fc00::/48 | 2015/03/10 | Akita International University
2001:0df3:bc00::/48 | 2015/04/23 | RICOH JAPAN Corporation
2001:0df4:b400::/48 | 2015/06/30 | Seinan Gakuin University
2001:0df5:2c00::/48 | 2015/07/30 | CYBERDYNE Inc.
2001:0df5:6400::/48 | 2015/08/06 | Kanazawa University
2001:0df6:6000::/48 | 2013/07/10 | Panasonic Corporation
2001:0df6:8000::/48 | 2013/03/26 | Nihon University
2001:0df6:a000::/48 | 2013/07/16 | Panasonic Corporation
2001:0df7:4800::/43 | 2014/07/11 | RICOH Company, Ltd.
2001:0df7:7800::/48 | 2014/07/11 | Aoyama Gakuin University
2001:0df7:a800::/48 | 2014/12/10 | Doshisha University
2001:0e40::/32 | 2008/11/18 | SAKURA Internet Inc.
2001:0e41::/32 | 2011/02/07 | SAKURA Internet Inc.
2001:0e42::/31 | 2011/02/07 | SAKURA Internet Inc.
2001:0e44::/30 | 2011/02/07 | SAKURA Internet Inc.
2001:0e58::/32 | 2010/03/02 | Datacoa Co., Ltd.
2001:0e90::/32 | 2008/11/18 | Kurashiki Cable TV Inc.
2001:0f08::/32 | 2012/01/25 | FirstServer, Inc.
2001:0f58::/32 | 2012/08/30 | Chubu Telecommunications Co.,Inc.
2001:0f60::/28 | 2014/05/14 | ARTERIA Networks Corporation
2001:0f80::/32 | 2008/11/18 | tamatele-net
2001:0f98::/32 | 2011/04/19 | Wingtechnology Communications, Inc.
2001:0fa0::/32 | 2009/09/16 | IPv6 Promotion Council
2001:0fc8::/32 | 2008/11/18 | Chukai Television Co,.Ltd.
2400:1000::/32 | 2015/07/15 | KVH Co., Ltd.
2400:1b80::/32 | 2015/05/11 | J:COM Kumamoto Ltd.
2400:3000::/32 | 2010/05/20 | Japan Internet Exchange Co., Ltd.
2400:3800::/32 | 2015/07/08 | Jupiter Telecommunications Co., Ltd.
2400:3980::/32 | 2013/10/22 | Toho Gas Information System Co.,Ltd.
2400:3e80::/32 | 2013/10/24 | Kai Creates Inc.
2400:3f80::/32 | 2013/10/28 | SICS Inc.
2400:4000::/22 | 2009/09/17 | NTT COMMUNICATIONS CORPORATION
2400:5100::/32 | 2011/04/13 | Fusion Communications Corp.
2400:7800::/32 | 2011/02/14 | NTT Plala Inc.
2400:7b00::/32 | 2011/04/21 | YAMATO SYSTEM DEVELOPMENT CO., LTD.
2400:8300::/32 | 2012/09/29 | Igaueno Cable Television Co.,Ltd
2400:8400::/32 | 2015/01/15 | Fujitsu Systems Applications & Support Limited
2400:8500::/32 | 2015/07/06 | GMO Internet, Inc.
2400:8700::/32 | 2011/04/28 | GREE, Inc.
2400:9180::/32 | 2014/01/16 | Oita Cable Telecom Co.,Ltd
2400:a080::/32 | 2014/02/14 | SQUARE ENIX CO., LTD.
2400:a300::/32 | 2011/05/06 | Cable TV Corporation
2400:a800::/32 | 2009/02/13 | INTERLINK Co.,LTD
2400:af80::/32 | 2014/03/03 | SCSK Corporation
2400:df00::/32 | 2011/05/24 | EHIME CATV CO.,LTD.
2400:e000::/32 | 2008/12/10 | Global Network Core Co.,Ltd.
2400:e100::/32 | 2011/05/24 | ICOMT Inc.
2400:e400::/32 | 2013/05/08 | Advanced Software Technology & Management Research Institute of KYOTO
2400:f400::/32 | 2009/08/12 | USEN CORPORATION
2401:2100::/32 | 2014/01/09 | Rworks,Inc.
2401:2500::/32 | 2011/06/14 | SAKURA Internet Inc.
2401:2680::/32 | 2014/06/20 | NEC Nexsolutions, Ltd.
2401:2a80::/32 | 2014/06/30 | NIFTY Corporation
2401:3200::/32 | 2010/04/02 | Matsusaka CATV Station Co., Ltd.
2401:3600::/32 | 2010/04/06 | ICC Corporation
2401:3b00::/32 | 2011/06/17 | FUJITSU KANSAI-CHUBU NET-TECH LIMITED
2401:5300::/32 | 2011/06/30 | DOVA Corporation
2401:0600::/32 | 2010/03/26 | ZEXIS CORPORATION
2401:7f00::/32 | 2015/09/08 | Dai Nippon Printing Co., Ltd.
2401:8280::/32 | 2014/09/01 | YYY Group, Inc.
2401:8700::/32 | 2011/07/21 | CDNetworks Japan Co.,Ltd
2401:8b00::/32 | 2011/07/26 | Digital Alliance Co., Ltd.
2401:0900::/32 | 2011/06/06 | ZTV CO.,LTD
2401:a380::/32 | 2014/10/06 | DOLPHIN INTERNATIONAL INC.
2401:a500::/32 | 2013/05/01 | Bit-Isle Co., Ltd.
2401:ad00::/32 | 2011/08/11 | Ministry of Agriculture, Forestry and Fisheries Research Network
2401:af80::/32 | 2014/12/01 | SoftEther Corporation
2401:bd00::/32 | 2011/08/18 | DeNA, Co. Ltd.
2401:bf00::/32 | 2011/08/18 | Nihon Network Service Co,.Ltd.
2401:c800::/32 | 2014/04/28 | Good Communications Co.,Ltd.
2401:d500::/32 | 2011/08/29 | BTV Cable Television Co.,LTD
2401:d700::/32 | 2011/08/30 | Future Spirits Co.,Ltd.
2401:d900::/32 | 2011/08/31 | Ogaki Cable Television Co.,Inc.
2401:e300::/32 | 2011/09/01 | San-in Cable Vision CO.,LTD
2401:e700::/32 | 2011/09/02 | HIMEJI CABLE TELEVISION CORPORATION
2401:f100::/32 | 2015/08/31 | Mixi,Inc.
2401:f280::/32 | 2015/01/22 | SKYLINKS INC.
2401:f800::/32 | 2009/09/04 | NetIRD Inc.
2402:1400::/32 | 2014/04/02 | ITOCHU Techno-Solutions Corporation
2402:1580::/32 | 2015/02/23 | 296 BROAD NET Com Inc
2402:1d00::/32 | 2011/10/03 | HBA Corporation
2402:1e80::/32 | 2015/03/10 | AT&T Japan KK
2402:3000::/32 | 2010/04/06 | Bit-isle
2402:3800::/32 | 2008/06/20 | Air Internet Service Co.,Ltd.
2402:3880::/32 | 2015/04/03 | LCV Corporation
2402:3b00::/32 | 2015/02/26 | F-REGI Co.,Ltd.
2402:3d00::/32 | 2012/03/21 | KDDI Web Communications Inc.
2402:4200::/32 | 2012/05/11 | CYBER AGENT, LTD.
2402:4700::/32 | 2011/10/20 | Netforest,Inc
2402:5a00::/32 | 2010/05/17 | Yamaguchi Cable Vision Co., Ltd.
2402:6700::/32 | 2011/10/28 | MEDIAWARS co.,ltd.
2402:6b00::/32 | 2012/06/21 | Chubu Telecommunications Co.,Inc.
2402:6c80::/32 | 2015/06/01 | CTB Media Inc.
2402:0700::/32 | 2011/11/10 | Suzuka Cable Co.,Ltd
2402:7700::/32 | 2011/11/09 | FIRST RIDING TECHNOLOGY INC.
2402:7f80::/32 | 2015/06/26 | Kansai Broadband Corp.
2402:9300::/32 | 2012/04/10 | Directorz Co.,Ltd.
2402:a800::/32 | 2011/08/12 | Niigata Communication Service
2402:b300::/32 | 2011/12/14 | Sofu System, Inc
2402:b700::/32 | 2012/02/07 | SaiNet Corporation
2402:bb00::/32 | 2011/12/21 | UEDA CABLE VISION CO.,LTD.
2402:bc00::/29 | 2015/04/21 | Energia Communications,Inc.
2402:c200::/32 | 2012/10/16 | EDION Internet Service
2402:c400::/32 | 2009/11/10 | D.C.N. Corporation
2402:c600::/32 | 2010/06/08 | Bit-isle
2402:c800::/32 | 2009/10/19 | NTT Communications Corporation
2402:d200::/32 | 2015/07/06 | CRUST Co., Ltd.
2402:d600::/32 | 2010/06/16 | EditNet, Inc.
2402:d700::/32 | 2012/01/06 | NetIRD Inc.
2402:dc00::/32 | 2011/04/15 | Excite Japan Co., Ltd.
2402:e200::/32 | 2010/06/18 | mitene internet co.,ltd.
2402:ed00::/32 | 2013/12/20 | Nippon RAD Inc.
2403:1f00::/32 | 2012/02/16 | NetLaputa Corporation
2403:2000::/32 | 2013/05/17 | INTEC Inc.
2403:2d00::/32 | 2014/02/27 | NTT COMWARE CORPORATION
2403:3a00::/32 | 2010/10/14 | SAKURA Internet Inc.
2403:0400::/32 | 2014/05/29 | Rakuten,Inc.
2403:4400::/32 | 2009/12/10 | Kobe Community Exchange Co.,LTD
2403:5700::/32 | 2012/03/15 | Videx Inc.
2403:5a00::/32 | 2010/07/09 | Cable Networks Akita Co.,Ltd.
2403:5f00::/32 | 2012/05/31 | Midokura Japan K.K.
2403:6c00::/32 | 2012/04/03 | OTSUKA CORPORATION
2403:7300::/32 | 2015/05/06 | WATCH TOWER BIBLE AND TRACT SOCIETY
2403:7800::/32 | 2014/01/14 | TOKAI Communications Corporation
2403:7a00::/32 | 2013/02/22 | SoftBank Corp.
2403:7c00::/32 | 2010/01/05 | Mics Network Corporation
2403:8a00::/32 | 2012/06/25 | Accelia, Inc.
2403:8e00::/32 | 2014/08/12 | Value Core Inc.
2403:8f00::/32 | 2015/07/21 | Joe's Cloud Computing Inc.
2403:9200::/32 | 2010/07/28 | NS Computer Service Corporation
2403:9400::/32 | 2012/04/12 | SECOM Trust Systems CO.,LTD.
2403:9600::/32 | 2010/07/29 | IMS Corporation
2403:9900::/24 | 2013/02/22 | SoftBank Corp.
2403:9a00::/32 | 2015/01/15 | Fujitsu Systems Applications & Support Limited
2403:9c00::/32 | 2013/04/24 | TOCOCHANNEL SHIZUOKA corporation
2403:a700::/32 | 2012/04/19 | The Institute of Administrative Information Systems
2403:f200::/32 | 2013/04/08 | Japan Communications Inc.
2404:1900::/32 | 2012/06/01 | Kyushu Tele Communications Company
2404:01a8::/32 | 2008/07/15 | NIPPON TELEGRAPH AND TELEFHONE EAST CORPORATION
2404:1b00::/32 | 2015/04/27 | Kochi Prefectural Public University Corporation
2404:0200::/32 | 2012/01/11 | Hokuden Information System Service Co.,Ltd.
2404:2d00::/32 | 2012/06/18 | GLBB Japan KK
2404:3200::/32 | 2011/10/20 | STARNET Co.,Ltd.
2404:5100::/32 | 2012/09/05 | QUICK Corp.
2404:5200::/32 | 2010/09/06 | BEKKOAME/INTERNET
2404:7200::/32 | 2014/10/28 | Okinawa Telecommunication Network Co., Inc
2404:7900::/32 | 2012/07/18 | Wire and Wireless Co.,Ltd.
2404:7a00::/32 | 2011/07/25 | BroadBand Security, Inc
2404:8200::/32 | 2013/03/19 | Kyocera Communication Systems Co., Ltd.
2404:8e00::/32 | 2013/03/06 | INTERNET MULTIFEED CO.
2404:8e01::/32 | 2013/03/06 | INTERNET MULTIFEED CO.
2404:9000::/32 | 2009/01/22 | HI-NET INC.
2404:9200::/32 | 2012/10/22 | Japan Network Enabler
2404:0a00::/32 | 2010/08/23 | Ishikawa Computer Center Co.,LTD
2404:a600::/32 | 2013/03/19 | Yahoo Japan Corporation
2404:c700::/32 | 2012/08/16 | Broadmedia Corporation
2404:ca00::/32 | 2013/12/18 | Internap Japan Co., LTD.
2404:cb00::/32 | 2013/06/27 | NIKKEI ADVANCED SYSTEMS INC.
2404:ce00::/32 | 2010/10/06 | DWANGO Co.,Ltd.
2404:e000::/32 | 2010/12/13 | MITSUI KNOWLEDGE INDUSTRY CO., LTD.
2405:1200::/32 | 2014/12/01 | J:COM Tokyo Kita Limited
2405:1800::/32 | 2013/02/12 | AT TOKYO Corporation
2405:2700::/32 | 2014/10/08 | ITOCHU Techno-Solutions Corporation
2405:2a00::/32 | 2010/11/08 | ASJ Inc.
2405:3600::/32 | 2012/12/07 | Warabi Cable Vision Co., Ltd.
2405:3700::/32 | 2012/09/20 | FreeBit Co.,Ltd.
2405:5300::/32 | 2012/10/01 | Tannan Cable Television Corporation
2405:7000::/32 | 2012/05/08 | COMMUNITY NETWORK CENTER INC.
2405:7800::/32 | 2008/10/21 | Hokuden Information Technology,Inc.
2405:7d00::/32 | 2013/12/24 | NTT BUSINESS SOLUTIONS CORPORATION
2405::/32 | 2014/01/07 | Fusion Communications Corp.
2405:a200::/32 | 2012/02/09 | NSK Co.,Ltd.
2405:be00::/32 | 2015/07/31 | Fukuoka University
2405:c100::/32 | 2012/11/20 | Local Authorities Systems Development Center
2405:c700::/32 | 2014/12/08 | miyazaki cabletelevision network Co.,LTD
2405:0e00::/32 | 2010/11/02 | RAT Co.,Ltd.
2405:e800::/32 | 2013/12/18 | Internap Japan Co., LTD.
2405:ed00::/32 | 2012/12/28 | Nagasaki Cable Media Inc.
2405:f000::/32 | 2014/11/10 | BroadBand Tower, Inc.
2405:f800::/32 | 2014/05/14 | ARTERIA Networks Corporation
2406:1000::/32 | 2008/05/02 | INTEC Inc.
2406:2800::/32 | 2009/03/23 | TONAMI Transportation Co.,Ltd.
2406:2900::/32 | 2013/01/29 | JR TOKAI Information Systems Company
2406:5200::/32 | 2011/01/17 | Humeia Limited Partnership
2406:0600::/32 | 2011/01/06 | Yahoo Japan Corporation
2406:8000::/32 | 2014/04/28 | Densan Co., Ltd.
2406:8c00::/32 | 2013/09/05 | KAGOYA JAPAN Inc.
2406:8e00::/32 | 2014/10/23 | Hitachi Solutions, Ltd.
2406:9900::/32 | 2015/06/01 | Cable Television Kani Co.,Ltd.
2406:0a00::/32 | 2011/01/06 | Yahoo Japan Corporation
2406:b800::/32 | 2009/08/31 | Ginzado Co.,Ltd.
2406:bb00::/29 | 2013/08/07 | TOKAI Communications Corporation
2406:c700::/32 | 2013/05/21 | Kanden System Solutions Co.,Inc.
2406:ce00::/29 | 2011/02/07 | SAKURA Internet Inc.
2406:d200::/32 | 2011/02/07 | Obihiro City Cable Co.,Ltd.
2406:e800::/32 | 2013/04/19 | RYOMO INTERNET DATACENTER Co.,Ltd
2406:f200::/32 | 2012/02/14 | NSK Co.,Ltd.
2407:1200::/32 | 2011/02/16 | ITEC Hankyu Hanshin Co.,Ltd.
2407:3300::/32 | 2014/03/25 | Utsunomiya Cable TV Corporation
2407:5300::/32 | 2013/06/27 | SoftBank Corp.
2407:8a00::/32 | 2012/08/06 | KYUDEN INFOCOM COMPANY, INC.
2407:8f00::/32 | 2014/08/04 | Isahaya Cable Television Co.,Inc.
2407:9900::/32 | 2015/03/16 | Knowledge Database Inc
2407:a800::/32 | 2009/05/18 | MINISTRY OF DEFENSE
2407:c800::/32 | 2010/07/02 | its communications Inc.
2407:d600::/32 | 2011/03/24 | Mirai Communication Network Inc.
2407:d800::/32 | 2009/05/27 | OKAYAMA NETWORK INC.
2407:e600::/32 | 2012/03/15 | UNIADEX, LTD.
2407:f600::/32 | 2012/04/18 | IC-NET Corporation
2408::/22 | 2008/07/15 | NIPPON TELEGRAPH AND TELEFHONE EAST CORPORATION
2409:0010::/28 | 2014/03/18 | INTERNET MULTIFEED CO.
2409:0250::/28 | 2014/03/18 | INTERNET MULTIFEED CO.
240a::/25 | 2014/12/26 | NTT DOCOMO,INC.
240b::/26 | 2014/03/26 | Japan Network Enabler
240b:0240::/26 | 2014/03/26 | Japan Network Enabler
240d::/27 | 2015/06/29 | So-net Corporation
240f::/24 | 2010/12/24 | KDDI CORPORATION