| 130.153.0.0/16 | The University of Electro-Communications | 66K | JP |
| 130.34.0.0/16 | Tohoku University | 66K | JP |
| 131.206.0.0/16 | Kyushu Institute of Technology | 66K | JP |
| 133.10.0.0/16 | Tokyo Metropolitan Institute of Technology | 66K | JP |
| 133.102.0.0/16 | Shiga University | 66K | JP |
| 133.103.0.0/16 | GenomeNet | 66K | JP |
| 133.104.0.0/16 | National Institute of Technology, Japan | 66K | JP |
| 133.12.0.0/16 | Sophia University | 66K | JP |
| 133.14.0.0/16 | Tokyo Denki University | 66K | JP |
| 133.15.0.0/16 | Toyohashi University of Technology | 66K | JP |
| 133.16.0.0/16 | Kyouto Institute of Technology | 66K | JP |
| 133.17.0.0/16 | Kyushu Sangyo University | 66K | JP |
| 133.187.0.0/16 | Central Research Institute of Electric Power Industry | 66K | JP |
| 133.20.0.0/16 | Tokyo Denki University | 66K | JP |
| 133.21.0.0/16 | Toyota Technological Institute | 66K | JP |
| 133.220.0.0/16 | Seikei University | 66K | JP |
| 133.23.0.0/16 | Yamanashi University | 66K | JP |
| 133.29.0.0/16 | Nanzan University | 66K | JP |
| 133.30.0.0/16 | Kobe University | 66K | JP |
| 133.34.0.0/16 | Yokohama National University | 66K | JP |
| 133.35.0.0/16 | Niigata University | 66K | JP |
| 133.37.0.0/16 | Oita University | 66K | JP |
| 133.38.0.0/16 | Saitama University | 66K | JP |
| 133.39.0.0/16 | National Institute of Genetics | 66K | JP |
| 133.44.0.0/16 | Nagaoka University of Nagaoka | 66K | JP |
| 133.45.0.0/16 | Nagasaki University | 66K | JP |
| 133.46.0.0/16 | Hitotsubashi University | 66K | JP |
| 133.48.0.0/16 | Okazaki National Research Institute | 66K | JP |
| 133.49.0.0/16 | Saga University | 66K | JP |
| 133.52.0.0/16 | Fukushima University | 66K | JP |
| 133.55.0.0/16 | Toyama Prefectural University | 66K | JP |
| 133.57.0.0/16 | National Institute of Polar Research | 66K | JP |
| 133.58.0.0/16 | The Institute of Statistical Mathematics | 66K | JP |
| 133.60.0.0/16 | Hirosaki University | 66K | JP |
| 133.62.0.0/16 | Yamaguchi University | 66K | JP |
| 133.63.0.0/16 | National Institute of Radiological Sciences | 66K | JP |
| 133.65.0.0/16 | Ochanomizu University | 66K | JP |
| 133.68.0.0/16 | Nagoya Institute of Technology | 66K | JP |
| 133.7.0.0/16 | Fukui University | 66K | JP |
| 133.72.0.0/16 | Kanagawa University | 66K | JP |
| 133.73.0.0/16 | Musashino Art University | 66K | JP |
| 133.74.0.0/16 | Institute of Space and Astronautical Science, Japan Aerospac | 66K | JP |
| 133.77.0.0/16 | Kobe University of Commerce | 66K | JP |
| 133.78.0.0/16 | Musashi Institute of Technology | 66K | JP |
| 133.8.0.0/16 | Gunma University | 66K | JP |
| 133.81.0.0/16 | Fukuoka University of Education | 66K | JP |
| 133.82.0.0/16 | Chiba University | 66K | JP |
| 133.83.0.0/16 | Ryukoku University | 66K | JP |
| 133.84.0.0/16 | Ryukoku University | 66K | JP |
| 133.85.0.0/16 | Toyota College of Technology | 66K | JP |
| 133.86.0.0/16 | Tokyo Metropolitan University | 66K | JP |
| 133.89.0.0/16 | Osaka Electro-Communication University X-Keiro:root@osakac.a | 66K | JP |
| 133.94.0.0/16 | Kurume Institute of Technology | 66K | JP |
| 133.95.0.0/16 | Kumamoto University | 66K | JP |
| 133.96.0.0/16 | Aichi University of Education | 66K | JP |
| 133.98.0.0/16 | Hachinohe Institute of Technology | 66K | JP |
| 133.99.0.0/16 | Tsuda College | 66K | JP |
| 136.187.0.0/16 | National Institute of Informatics | 66K | JP |
| 144.213.0.0/16 | National Institute for Materials Science 1-2-1, Sengen Tsuku | 66K | JP |
| 150.100.0.0/16 | SINET CIDR Block | 66K | JP |
| 150.12.0.0/16 | Himeji Institute of Technology | 66K | JP |
| 150.15.0.0/16 | Takuma National College of Technology | 66K | JP |
| 150.42.0.0/16 | Chukyo University | 66K | JP |
| 150.43.0.0/16 | Fukuoka Institute of Technology | 66K | JP |
| 150.46.0.0/16 | Okayama University | 66K | JP |
| 150.54.0.0/16 | Tohoku Institute of Technology | 66K | JP |
| 150.59.0.0/16 | The University of Tokushima | 66K | JP |
| 150.69.0.0/16 | Kyushu Institute of Technology | 66K | JP |
| 150.7.0.0/16 | Tokai University | 66K | JP |
| 150.83.0.0/16 | Otaru University of Commerce | 66K | JP |
| 150.84.0.0/16 | Kobe University of Mercantile Marine | 66K | JP |
| 150.86.0.0/16 | Osaka Kyoiku University | 66K | JP |
| 150.97.0.0/16 | Kitami Institute of Technology | 66K | JP |
| 150.99.0.0/16 | SINET CIDR Block | 66K | JP |
| 157.1.0.0/16 | National Institute of Informatics | 66K | JP |
| 157.102.0.0/16 | Teikyo University | 66K | JP |
| 157.105.0.0/16 | Tokyo Gakugei University | 66K | JP |
| 157.111.0.0/16 | Japan Atomic Energy Research Institute | 66K | JP |
| 157.114.0.0/16 | Kushiro National College of Technology | 66K | JP |
| 157.13.0.0/16 | Kinki University, School of Humanity-Oriented Science and En | 66K | JP |
| 157.16.0.0/16 | Osaka Prefecture University | 66K | JP |
| 157.19.0.0/16 | National University Corporation Muroran Institute of Technol | 66K | JP |
| 157.6.0.0/16 | Fukui Prefectural University | 66K | JP |
| 157.63.0.0/16 | Teikyo University of Science & Technology | 66K | JP |
| 157.76.0.0/16 | Ube College | 66K | JP |
| 157.80.0.0/16 | Ibarki University | 66K | JP |
| 158.203.0.0/16 | National Research Institute for Earth Science and Disaster P | 66K | JP |
| 158.208.0.0/16 | Obihiro University | 66K | JP |
| 158.210.0.0/16 | National Institute for Environmental Studies | 66K | JP |
| 158.215.0.0/16 | Akita University | 66K | JP |
| 160.11.0.0/16 | Nara Women's University | 66K | JP |
| 160.12.0.0/16 | Utsunomiya University | 66K | JP |
| 160.15.0.0/16 | Tottori University | 66K | JP |
| 160.190.0.0/16 | NCC-NET | 66K | JP |
| 160.193.0.0/16 | Osaka City University | 66K | JP |
| 160.194.0.0/16 | Meisei University | 66K | JP |
| 160.198.0.0/16 | University of Occupational & Environmental Health | 66K | JP |
| 160.204.0.0/16 | Naruto University of Education | 66K | JP |
| 160.244.0.0/16 | Tezukayama University | 66K | JP |
| 160.247.0.0/16 | Konan University | 66K | JP |
| 160.252.0.0/16 | Shinshu University | 66K | JP |
| 160.28.0.0/16 | Miyagi University of Education | 66K | JP |
| 160.29.0.0/16 | Iwate University | 66K | JP |
| 163.130.0.0/16 | Sapporo Medical University | 66K | JP |
| 163.134.0.0/16 | Himeji Dokkyo University | 66K | JP |
| 163.136.0.0/16 | Senshu University | 66K | JP |
| 163.143.0.0/16 | The University of Aizu | 66K | JP |
| 163.145.0.0/16 | Fukuyama University | 66K | JP |
| 163.148.0.0/16 | Toin University of Yokohama | 66K | JP |
| 163.209.0.0/16 | Kagoshima University Information Processing Center | 66K | JP |
| 163.212.0.0/16 | Yokohama City University | 66K | JP |
| 163.214.0.0/16 | Aichi-Gakuin University | 66K | JP |
| 163.215.0.0/16 | Tokyo University of Technorogy | 66K | JP |
| 163.225.0.0/16 | Okayama Prefectural University | 66K | JP |
| 163.226.0.0/16 | Osaka Prefecture University | 66K | JP |
| 163.42.0.0/16 | Geographical Survey Institute, Ministry of Construction 1 Ki | 66K | JP |
| 163.51.0.0/16 | Kinki University | 66K | JP |
| 163.54.0.0/16 | Aomori Public University | 66K | JP |
| 164.161.0.0/16 | Tokyo University of Fisheries | 66K | JP |
| 165.93.0.0/16 | Tokyo University of Agriculture and Technology | 66K | JP |
| 202.209.0.0/16 | SINET CIDR Block | 66K | JP |
| 210.137.0.0/16 | SINET CIDR Block | 66K | JP |
| 133.54.128.0/17 | SINET-AS | 33K | JP |
| 133.89.0.0/17 | Osaka Electro-Communication University X-Keiro:root@osakac.a | 33K | JP |
| 133.89.128.0/17 | Osaka Electro-Communication University X-Keiro:root@osakac.a | 33K | JP |
| 147.157.0.0/17 | Tsukuba College of Technology | 33K | JP |
| 147.157.128.0/17 | Tsukuba College of Technology | 33K | JP |
| 150.46.0.0/17 | Okayama University | 33K | JP |
| 150.46.128.0/17 | Okayama University | 33K | JP |
| 150.89.0.0/17 | Osaka Institute of Technology | 33K | JP |
| 150.89.128.0/17 | PACNET (proxy-registered route object) | 33K | JP |
| 163.220.0.0/17 | National Institute of Advanced Industrial Science and Techno | 33K | JP |
| 192.174.128.0/17 | NACSIS | 33K | JP |
| 202.223.128.0/17 | SINET CIDR Block | 33K | JP |
| 202.241.0.0/17 | SINET CIDR Block | 33K | JP |
| 133.54.0.0/18 | SINET-AS | 16K | JP |
| 133.74.192.0/18 | JAXA | 16K | JP |
| 160.237.0.0/18 | Tama University | 16K | JP |
| 160.237.192.0/18 | Tama University | 16K | JP |
| 202.231.0.0/18 | SINET CIDR Block | 16K | JP |
| 202.235.128.0/18 | SINET CIDR Block | 16K | JP |
| 202.252.128.0/18 | National University Corporation Hokkaido University of Educa | 16K | JP |
| 202.253.0.0/18 | Hamamatsu University School of Medicine | 16K | JP |
| 203.181.192.0/18 | SINET CIDR Block | 16K | JP |
| 210.151.64.0/18 | SINET CIDR Block | 16K | JP |
| 133.54.96.0/19 | SINET-AS | 8.2K | JP |
| 157.17.0.0/19 | Reitaku University | 8.2K | JP |
| 157.7.0.0/19 | Housyasen | 8.2K | JP |
| 202.18.32.0/19 | Kyushu Kyoritsu University | 8.2K | JP |
| 202.211.0.0/19 | SINET CIDR Block | 8.2K | JP |
| 202.235.128.0/19 | SINET CIDR Block | 8.2K | JP |
| 202.235.160.0/19 | SINET CIDR Block | 8.2K | JP |
| 202.242.160.0/19 | Tokyo Medical and Dental University | 8.2K | JP |
| 202.245.64.0/19 | Tokiwa University | 8.2K | JP |
| 202.246.128.0/19 | City of Kobe | 8.2K | JP |
| 202.254.0.0/19 | Hyogo University of Teacher Education | 8.2K | JP |
| 202.26.64.0/19 | National Aerospace Laboratory | 8.2K | JP |
| 202.35.192.0/19 | Nagoya City University | 8.2K | JP |
| 210.133.64.0/19 | SINET CIDR Block | 8.2K | JP |
| 210.156.32.0/19 | SINET CIDR Block | 8.2K | JP |
| 133.54.80.0/20 | SINET-AS | 4.1K | JP |
| 150.89.160.0/20 | SINET-AS | 4.1K | JP |
| 157.111.0.0/20 | SINET-AS | 4.1K | JP |
| 163.220.128.0/20 | National Institute of Advanced Industrial Science and Techno | 4.1K | JP |
| 163.220.176.0/20 | MDX | 4.1K | JP |
| 192.218.160.0/20 | Kwansei Gakuin University | 4.1K | JP |
| 192.244.144.0/20 | Tokyo Shosen University | 4.1K | JP |
| 192.244.208.0/20 | Shimane University | 4.1K | JP |
| 192.244.80.0/20 | Ishikawa National College of Technology | 4.1K | JP |
| 202.15.16.0/20 | Aichi Institute of Technology | 4.1K | JP |
| 202.16.128.0/20 | Sojo University | 4.1K | JP |
| 202.16.208.0/20 | Toho University | 4.1K | JP |
| 202.175.144.0/20 | Human Genome Center, Institute of Medical Science, The Unive | 4.1K | JP |
| 202.18.160.0/20 | Nippon Institute of Technology | 4.1K | JP |
| 202.211.0.0/20 | SINET-AS | 4.1K | JP |
| 202.211.16.0/20 | SINET-AS | 4.1K | JP |
| 202.213.160.0/20 | SINET CIDR Block | 4.1K | JP |
| 202.236.128.0/20 | Osaka Dental University | 4.1K | JP |
| 202.243.128.0/20 | The University of Shiga Prefecture | 4.1K | JP |
| 202.243.16.0/20 | National University Corporation Asahikawa Medical College | 4.1K | JP |
| 202.244.112.0/20 | Shikoku University | 4.1K | JP |
| 202.244.160.0/20 | Kurashiki University of Science and the Arts | 4.1K | JP |
| 202.244.176.0/20 | Kurashiki University of Science and the Arts | 4.1K | JP |
| 202.244.240.0/20 | Tokyo National University of Fine Arts and Music | 4.1K | JP |
| 202.25.224.0/20 | Joetsu University of Education | 4.1K | JP |
| 202.250.0.0/20 | Kyushu Tokai University | 4.1K | JP |
| 202.250.160.0/20 | Aichi University | 4.1K | JP |
| 202.251.224.0/20 | Fukushima Medical University | 4.1K | JP |
| 202.253.224.0/20 | Kokushikan University | 4.1K | JP |
| 202.26.144.0/20 | Tokyo University of Information Sciences | 4.1K | JP |
| 202.26.160.0/20 | Prefectural University of Kumamoto | 4.1K | JP |
| 202.34.192.0/20 | SINET-AS | 4.1K | JP |
| 210.146.64.0/20 | SINET CIDR Block | 4.1K | JP |
| 133.106.0.0/21 | Ashikaga Institute of Technology | 2K | JP |
| 133.46.248.0/21 | SINET-AS | 2K | JP |
| 133.54.64.0/21 | SINET-AS | 2K | JP |
| 150.86.248.0/21 | Osaka Kyoiku University | 2K | JP |
| 160.11.248.0/21 | SINET-AS | 2K | JP |
| 160.202.0.0/21 | Meteorologocal Research Institute | 2K | JP |
| 163.220.144.0/21 | National Institute of Advanced Industrial Science and Techno | 2K | JP |
| 163.220.152.0/21 | National Institute of Advanced Industrial Science and Techno | 2K | JP |
| 192.153.96.0/21 | National Institute of Informatics | 2K | JP |
| 192.218.240.0/21 | International Christian University | 2K | JP |
| 202.11.0.0/21 | Meijo University | 2K | JP |
| 202.11.104.0/21 | National Institute of Technology, Japan | 2K | JP |
| 202.11.96.0/21 | Ikueikan University | 2K | JP |
| 202.13.16.0/21 | Tokyo University of Science, Suwa 5000-1 Toyohira, Chino-shi | 2K | JP |
| 202.13.8.0/21 | Tokyo University of Science , Sanyo Onoda Yamaguchi | 2K | JP |
| 202.17.104.0/21 | Otsuma Women's University | 2K | JP |
| 202.17.200.0/21 | Matsuyama University | 2K | JP |
| 202.19.136.0/21 | Fukui Medical School | 2K | JP |
| 202.19.144.0/21 | PACNET (proxy-registered route object) | 2K | JP |
| 202.19.168.0/21 | Josai University | 2K | JP |
| 202.23.192.0/21 | Kumamoto National College of Technology | 2K | JP |
| 202.23.72.0/21 | University of Miyazaki | 2K | JP |
| 202.24.144.0/21 | Kumamoto Gakuen University | 2K | JP |
| 202.24.160.0/21 | National Institute of Fitness and Sport | 2K | JP |
| 202.24.240.0/21 | Nara National College of Technology | 2K | JP |
| 202.24.80.0/21 | Nakanishi Gakuen | 2K | JP |
| 202.240.8.0/21 | Nihon Fukushi University | 2K | JP |
| 202.242.64.0/21 | Mukogawa Women's University | 2K | JP |
| 202.244.192.0/21 | Iwate Medical University | 2K | JP |
| 202.250.120.0/21 | Kinki University, Faculty of Engineering | 2K | JP |
| 202.250.184.0/21 | Bunri College | 2K | JP |
| 202.250.208.0/21 | Shimane Medical University | 2K | JP |
| 202.250.64.0/21 | Kanagawa Institute of Technology | 2K | JP |
| 202.251.184.0/21 | The Tohoku University of Art and Design | 2K | JP |
| 202.253.192.0/21 | Tamagawa University | 2K | JP |
| 202.254.96.0/21 | TOKYO POLYTECHNIC UNIVERSITY | 2K | JP |
| 202.255.192.0/21 | Hokkaido Institute of Technology | 2K | JP |
| 202.34.232.0/21 | Teikyo Heisei University | 2K | JP |
| 202.48.112.0/21 | Shonan Institute of Technology | 2K | JP |
| 203.112.64.0/21 | Chikushi Jogakuen University | 2K | JP |
| 133.32.100.0/22 | Kobe Design University | 1K | JP |
| 150.22.0.0/22 | Osaka Medical College | 1K | JP |
| 192.218.112.0/22 | Tsukuba Junior College Tokyo Kasei Gakuin | 1K | JP |
| 192.218.116.0/22 | Aichi Medical University | 1K | JP |
| 192.218.92.0/22 | Asahi University | 1K | JP |
| 192.244.196.0/22 | Japan Agency for Marine-Earth Science and Technology | 1K | JP |
| 192.244.228.0/22 | Japan Marine Science and Technology Center | 1K | JP |
| 192.47.16.0/22 | Kyushu Institute of Technology | 1K | JP |
| 192.51.168.0/22 | National Museum of Ethnology | 1K | JP |
| 192.58.12.0/22 | Research Organization of Information and Systems, National I | 1K | JP |
| 202.11.216.0/22 | Kinjo Gakuin University | 1K | JP |
| 202.11.8.0/22 | Kyushu Kyoritsu University | 1K | JP |
| 202.13.0.0/22 | Fukui University of Technology | 1K | JP |
| 202.145.16.0/22 | SINET CIDR Block | 1K | JP |
| 202.17.184.0/22 | Miyazaki International College | 1K | JP |
| 202.17.208.0/22 | Kagoshima National College of Technology | 1K | JP |
| 202.18.184.0/22 | Ube National College of Technology | 1K | JP |
| 202.18.188.0/22 | Kyoto Prefectural University | 1K | JP |
| 202.210.0.0/22 | Equine Research Institute, JRA | 1K | JP |
| 202.213.0.0/22 | National Institute of Technology, Miyakonojo College | 1K | JP |
| 202.220.0.0/22 | Akita National College of Technology | 1K | JP |
| 202.220.124.0/22 | National Institute of Technology, Japan | 1K | JP |
| 202.220.56.0/22 | Akita Polytechnic College | 1K | JP |
| 202.220.64.0/22 | Tsukuba Research Center, National Science Museum, Tokyo | 1K | JP |
| 202.220.72.0/22 | Nakamura Gakuen University | 1K | JP |
| 202.23.64.0/22 | SINET-AS | 1K | JP |
| 202.236.100.0/22 | Nagoya Bunri College | 1K | JP |
| 202.236.112.0/22 | Osaka University of Commerce | 1K | JP |
| 202.236.168.0/22 | Fujita Health University | 1K | JP |
| 202.236.172.0/22 | Fujita Health University | 1K | JP |
| 202.236.176.0/22 | Nara University of Education | 1K | JP |
| 202.236.188.0/22 | University of Marketing and Distribution Sciences | 1K | JP |
| 202.24.92.0/22 | Kumamoto Industrial Research Institute 3-11-38 Higashi Kumam | 1K | JP |
| 202.240.72.0/22 | Tokyo University of Agriculture | 1K | JP |
| 202.240.96.0/22 | University of East Asia | 1K | JP |
| 202.242.192.0/22 | Ibaraki Prefectural University of Health Sciences | 1K | JP |
| 202.242.8.0/22 | Osaka University of Economics | 1K | JP |
| 202.244.52.0/22 | Kyoto Koka Wemen's University | 1K | JP |
| 202.244.76.0/22 | Hyogo University | 1K | JP |
| 202.245.100.0/22 | The National Language Research Institute | 1K | JP |
| 202.245.168.0/22 | Hiroshima Corporation for Higher Education | 1K | JP |
| 202.245.212.0/22 | Nagoya University of Commerce and Business Administration | 1K | JP |
| 202.25.68.0/22 | Hakodate National College of Technology | 1K | JP |
| 202.250.144.0/22 | Prefectural University of Hiroshima | 1K | JP |
| 202.250.176.0/22 | Kurume National College of Technology | 1K | JP |
| 202.250.224.0/22 | Yamanashi Gakuin, Univ. | 1K | JP |
| 202.251.180.0/22 | Fukui University | 1K | JP |
| 202.251.244.0/22 | National Fisheries University | 1K | JP |
| 202.251.32.0/22 | Yatsushiro National College of Technology | 1K | JP |
| 202.251.88.0/22 | Akashi College of Technology | 1K | JP |
| 202.253.200.0/22 | Niihama National College of Technology | 1K | JP |
| 202.253.248.0/22 | Kyoto Prefectural University of Medicine | 1K | JP |
| 202.253.88.0/22 | Oita Medical University | 1K | JP |
| 202.254.88.0/22 | Showa Women's University | 1K | JP |
| 202.255.184.0/22 | Jobu University | 1K | JP |
| 202.255.200.0/22 | National Museum of Japanese History | 1K | JP |
| 202.255.244.0/22 | Oita National College of Technology | 1K | JP |
| 202.26.196.0/22 | Kagawa Junior College | 1K | JP |
| 202.35.248.0/22 | Yamagata College of Industrial Technology | 1K | JP |
| 202.48.160.0/22 | Shibata Networkservice, Inc | 1K | JP |
| 202.48.228.0/22 | PACNET (proxy-registered route object) | 1K | JP |
| 203.178.36.0/22 | Miyazaki Sangyou-Keiei University | 1K | JP |
| 210.1.236.0/22 | Chikushi Jogakuen University | 1K | JP |
| 210.137.12.0/22 | SINET-AS | 1K | JP |
| 103.164.166.0/23 | Shiga Prefectural Government | 512 | JP |
| 103.164.168.0/23 | Kashiwa city | 512 | JP |
| 103.164.74.0/23 | Yokohama City Board of Education | 512 | JP |
| 103.180.128.0/23 | Chiba Prefecture Board of Education | 512 | JP |
| 133.54.78.0/23 | SINET-AS | 512 | JP |
| 150.9.254.0/23 | Hannan University | 512 | JP |
| 160.18.136.0/23 | National Institute of Technology | 512 | JP |
| 160.18.148.0/23 | National Institute of Technology | 512 | JP |
| 160.18.216.0/23 | Okinawa National College of Technology | 512 | JP |
| 160.18.220.0/23 | National Institute of Technology | 512 | JP |
| 160.28.202.0/23 | SINET-AS | 512 | JP |
| 160.28.204.0/23 | SINET-AS | 512 | JP |
| 160.28.206.0/23 | SINET-AS | 512 | JP |
| 160.28.208.0/23 | SINET-AS | 512 | JP |
| 160.28.212.0/23 | SINET-AS | 512 | JP |
| 160.28.214.0/23 | SINET-AS | 512 | JP |
| 160.28.216.0/23 | SINET-AS | 512 | JP |
| 160.28.218.0/23 | SINET-AS | 512 | JP |
| 160.28.222.0/23 | SINET-AS | 512 | JP |
| 160.28.224.0/23 | SINET-AS | 512 | JP |
| 160.28.226.0/23 | SINET-AS | 512 | JP |
| 160.28.228.0/23 | SINET-AS | 512 | JP |
| 163.47.2.0/23 | Tokyo Metropolitan College of Aeronautical Engineering | 512 | JP |
| 192.156.146.0/23 | Fukui National College of Technology | 512 | |
| 192.156.148.0/23 | Fukui National College of Technology | 512 | |
| 192.244.20.0/23 | National Institute of Japanese Literature | 512 | JP |
| 192.244.78.0/23 | The Research Promotion Center of K.I.T. | 512 | JP |
| 192.47.2.0/23 | Kyushu Institute of Technology | 512 | JP |
| 192.50.102.0/23 | Shiga University | 512 | JP |
| 192.50.106.0/23 | Nagoya Institute of Technology | 512 | JP |
| 192.50.192.0/23 | kagawa Nutrition University | 512 | JP |
| 192.50.210.0/23 | Nagoya Institute of Technology | 512 | JP |
| 192.50.30.0/23 | The University of Electro-Communications | 512 | JP |
| 192.51.194.0/23 | Hokusei Gakuen University | 512 | JP |
| 192.58.10.0/23 | Research Organization of Information and Systems, National I | 512 | JP |
| 192.58.16.0/23 | Research Organization of Information and Systems, National I | 512 | JP |
| 202.11.166.0/23 | Tohoku Bunkyo Junior College | 512 | JP |
| 202.13.4.0/23 | Tokyo University of Foreign Studies | 512 | JP |
| 202.13.82.0/23 | Sapporo City University | 512 | JP |
| 202.145.18.0/23 | SINET-AS | 512 | JP |
| 202.145.24.0/23 | SINET CIDR Block | 512 | JP |
| 202.15.106.0/23 | Akita National College of Technology | 512 | JP |
| 202.16.122.0/23 | The National Center For University Entrance | 512 | JP |
| 202.17.120.0/23 | Sapporo Gakuin University | 512 | JP |
| 202.19.104.0/23 | Maizuru National College of Technology | 512 | JP |
| 202.208.8.0/23 | Kyushu Dental College | 512 | JP |
| 202.213.24.0/23 | Seinan Jogakuin | 512 | JP |
| 202.220.104.0/23 | Nishinippon Institute of Technology | 512 | JP |
| 202.220.116.0/23 | Kitakyusyu National College of Technology | 512 | JP |
| 202.220.62.0/23 | Fukuoka Dental College | 512 | JP |
| 202.236.106.0/23 | The University of The Air | 512 | JP |
| 202.236.150.0/23 | Kagoshima Keizai University | 512 | JP |
| 202.236.60.0/23 | Sagami Women's University | 512 | JP |
| 202.237.168.0/23 | Ibaraki College of Technology | 512 | JP |
| 202.237.2.0/23 | Kushiro Public University of Economics | 512 | JP |
| 202.237.52.0/23 | The National Institute of Special Education | 512 | JP |
| 202.237.54.0/23 | Kibi International University | 512 | JP |
| 202.237.6.0/23 | Nagoya Women's University | 512 | JP |
| 202.240.112.0/23 | Tokyo Metropolitan Institute of Gerontology | 512 | JP |
| 202.240.76.0/23 | Tokyo University of Agriculture | 512 | JP |
| 202.240.78.0/23 | Tokyo University of Agriculture | 512 | JP |
| 202.242.12.0/23 | Osaka University of Economics | 512 | JP |
| 202.242.38.0/23 | Tsuyama National College of Technology | 512 | JP |
| 202.243.234.0/23 | The Graduate University for Advanced Studies | 512 | JP |
| 202.244.104.0/23 | Institute of Developing Economies | 512 | JP |
| 202.244.90.0/23 | Tokuyama College of Technology | 512 | JP |
| 202.245.104.0/23 | SINET-AS | 512 | JP |
| 202.245.136.0/23 | Yamaguchi Women's University | 512 | JP |
| 202.245.2.0/23 | Kitakyushu University | 512 | JP |
| 202.245.226.0/23 | Wakayama Medical College | 512 | JP |
| 202.245.24.0/23 | National Fisheries University | 512 | JP |
| 202.246.106.0/23 | Okinawa International University | 512 | JP |
| 202.25.80.0/23 | National Defence Academy | 512 | JP |
| 202.25.86.0/23 | National Defence Academy | 512 | JP |
| 202.250.148.0/23 | Tohoku College of Pharmacy | 512 | JP |
| 202.250.238.0/23 | Dokkyo Medical University | 512 | JP |
| 202.253.138.0/23 | United Nations University | 512 | JP |
| 202.254.162.0/23 | Tsurumi University | 512 | JP |
| 202.26.248.0/23 | National Institute of Technology | 512 | JP |
| 202.34.242.0/23 | Hokkaido Information University | 512 | JP |
| 202.34.246.0/23 | Tokyo National College of Technology | 512 | JP |
| 202.35.226.0/23 | Sakura Campus, Juntendo University | 512 | JP |
| 202.48.128.0/23 | Owned by SAINT/St.Andrew's University | 512 | JP |
| 202.48.48.0/23 | Bunkyo University | 512 | JP |
| 133.17.10.0/24 | Kyushu Sangyo University | 256 | JP |
| 133.17.7.0/24 | SINET-AS | 256 | JP |
| 133.54.76.0/24 | SINET-AS | 256 | JP |
| 133.54.77.0/24 | SINET-AS | 256 | JP |
| 133.86.207.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.86.208.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.86.246.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.86.247.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.86.248.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.86.250.0/24 | Tokyo Metropolitan University | 256 | JP |
| 133.88.224.0/24 | Shizuoka Institute of Science and Technology | 256 | JP |
| 133.88.225.0/24 | Shizuoka Institute of Science and Technology | 256 | JP |
| 133.88.226.0/24 | Shizuoka Institute of Science and Technology | 256 | JP |
| 134.160.186.0/24 | RIKEN Center for Computational Science | 256 | JP |
| 134.160.187.0/24 | RIKEN Center for Computational Science | 256 | JP |
| 134.160.188.0/24 | RIKEN Center for Computational Science | 256 | JP |
| 134.160.189.0/24 | SINET-AS | 256 | JP |
| 147.157.85.0/24 | Tsukuba College of Technology | 256 | JP |
| 157.111.16.0/24 | SINET-AS | 256 | JP |
| 157.13.129.0/24 | SINET-AS | 256 | JP |
| 160.18.100.0/24 | Numazu College of Technology | 256 | JP |
| 160.18.128.0/24 | Wakayama National College of Technology | 256 | JP |
| 160.18.2.0/24 | National Institute of Technology | 256 | JP |
| 160.18.224.0/24 | National Institute of Technology, Japan | 256 | JP |
| 160.18.225.0/24 | National Institute of Technology | 256 | JP |
| 160.238.1.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.10.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.100.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.2.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.20.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.3.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.30.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.32.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.4.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.40.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.5.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.51.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.56.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.6.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.62.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.7.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.8.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.238.9.0/24 | Oita Prefectural College of Arts and Culture | 256 | JP |
| 160.245.112.0/24 | Institue National Colleges of Technology, Japan | 256 | JP |
| 160.28.8.0/24 | Miyagi University of Education | 256 | JP |
| 160.28.9.0/24 | Miyagi University of Education | 256 | JP |
| 163.212.29.0/24 | SINET-AS | 256 | JP |
| 163.47.1.0/24 | Tokyo Metropolitan College of Aeronautical Engineering | 256 | JP |
| 163.51.161.0/24 | SINET-AS | 256 | JP |
| 163.51.162.0/24 | SINET-AS | 256 | JP |
| 163.51.163.0/24 | SINET-AS | 256 | JP |
| 163.51.164.0/24 | SINET-AS | 256 | JP |
| 163.51.165.0/24 | SINET-AS | 256 | JP |
| 163.51.166.0/24 | SINET-AS | 256 | JP |
| 163.51.167.0/24 | SINET-AS | 256 | JP |
| 163.51.168.0/24 | SINET-AS | 256 | JP |
| 163.51.169.0/24 | SINET-AS | 256 | JP |
| 163.51.170.0/24 | SINET-AS | 256 | JP |
| 163.51.171.0/24 | SINET-AS | 256 | JP |
| 163.51.172.0/24 | SINET-AS | 256 | JP |
| 163.51.173.0/24 | SINET-AS | 256 | JP |
| 163.51.174.0/24 | SINET-AS | 256 | JP |
| 192.153.104.0/24 | National Institute of Informatics | 256 | JP |
| 192.153.95.0/24 | National Institute of Informatics | 256 | JP |
| 192.156.145.0/24 | Fukui National College of Technology | 256 | |
| 192.156.151.0/24 | JAPAN SPACE SYSTEMS | 256 | JP |
| 192.156.158.0/24 | Sapporo City University | 256 | JP |
| 192.172.236.0/24 | Fukui Medical School | 256 | JP |
| 192.188.73.0/24 | Utsunomiya University | 256 | JP |
| 192.188.74.0/24 | Utsunomiya University | 256 | JP |
| 192.218.1.0/24 | National Institute for Educational Research | 256 | JP |
| 192.244.254.0/24 | Evaluate MDDHosting LLT-595-58198 | 256 | US |
| 192.31.121.0/24 | University of Tokyo | 256 | JP |
| 192.47.1.0/24 | Kyushu Institute of Technology | 256 | JP |
| 192.47.204.0/24 | Daito Bunka University | 256 | JP |
| 192.47.205.0/24 | Daito Bunka University | 256 | JP |
| 192.50.108.0/24 | Nagoya Institute of Technology | 256 | JP |
| 192.50.212.0/24 | Nagoya Institute of Technology | 256 | JP |
| 192.50.28.0/24 | The University of Electro-Communications | 256 | JP |
| 192.50.42.0/24 | Kyoto Institute of Technology | 256 | JP |
| 192.50.57.0/24 | Nagoya University | 256 | JP |
| 192.50.69.0/24 | EHMNET | 256 | JP |
| 192.50.70.0/24 | EHMNET | 256 | JP |
| 192.50.71.0/24 | EHMNET | 256 | JP |
| 192.50.72.0/24 | EHMNET | 256 | JP |
| 192.58.18.0/24 | Research Organization of Information and Systems, National I | 256 | JP |
| 192.58.9.0/24 | Research Organization of Information and Systems, National I | 256 | JP |
| 202.11.138.0/24 | Tomakomai National College of Technology | 256 | JP |
| 202.11.212.0/24 | Employment and Human Resources Development Organization of J | 256 | JP |
| 202.13.60.0/24 | Industrial Technology Center of Fukui Prefecture | 256 | JP |
| 202.13.87.0/24 | Fukushima Technology Centre | 256 | JP |
| 202.145.16.0/24 | SINET-AS | 256 | JP |
| 202.145.17.0/24 | SINET-AS | 256 | JP |
| 202.145.24.0/24 | SINET-AS | 256 | JP |
| 202.145.25.0/24 | SINET-AS | 256 | JP |
| 202.15.110.0/24 | Kisarazu National College of Technology | 256 | JP |
| 202.16.124.0/24 | Aichi University | 256 | JP |
| 202.16.125.0/24 | Aichi University | 256 | JP |
| 202.16.224.0/24 | Hiroshima National College of Maritime Technology | 256 | JP |
| 202.17.171.0/24 | Gifu College of Economics | 256 | JP |
| 202.17.182.0/24 | Kunitachi College of Music | 256 | JP |
| 202.17.254.0/24 | Kisarazu National College of Technology | 256 | JP |
| 202.18.161.0/24 | Nippon Institute of Technology | 256 | JP |
| 202.18.162.0/24 | Nippon Institute of Technology | 256 | JP |
| 202.18.171.0/24 | Nippon Institute of Technology | 256 | JP |
| 202.18.182.0/24 | Tokyo Metropolitan Organization for Medical Research | 256 | JP |
| 202.18.254.0/24 | Kisarazu National College of Technology | 256 | JP |
| 202.19.179.0/24 | Fuji Women's College | 256 | JP |
| 202.208.25.0/24 | Tokuyama Educational Foundation | 256 | JP |
| 202.216.78.0/24 | Tottori University of Environmental Studies | 256 | JP |
| 202.220.118.0/24 | Kitakyusyu National College of Technology | 256 | JP |
| 202.220.17.0/24 | Industrial Technology Institute, Miyagi Prefectural Governme | 256 | JP |
| 202.220.21.0/24 | Junshin Women Junior College | 256 | JP |
| 202.220.80.0/24 | Japanese Red Cross Akita Junior College | 256 | JP |
| 202.23.247.0/24 | Niigata University of International and Information Studies | 256 | JP |
| 202.23.86.0/24 | National Institute for Educational Research | 256 | JP |
| 202.236.111.0/24 | Fukuoka Prefectural University | 256 | JP |
| 202.236.120.0/24 | PACNET (proxy-registered route object) | 256 | JP |
| 202.236.124.0/24 | Gunma Prefectural Industrial Technology Research Laboratory | 256 | JP |
| 202.236.16.0/24 | Okazaki College of Foreign Studies | 256 | JP |
| 202.236.2.0/24 | Tohwa University | 256 | JP |
| 202.236.33.0/24 | Nara Prefectural Library | 256 | JP |
| 202.236.44.0/24 | University of Sapporo | 256 | JP |
| 202.236.70.0/24 | Takasaki City University of Economics | 256 | JP |
| 202.237.15.0/24 | Okinawa Prefectural University of Arts | 256 | JP |
| 202.237.174.0/24 | Fukuoka Women's University | 256 | JP |
| 202.237.24.0/24 | Fukushima College | 256 | JP |
| 202.237.255.0/24 | SINET-AS | 256 | JP |
| 202.237.27.0/24 | Sendai Shirayuri Women's College | 256 | JP |
| 202.237.40.0/24 | Gifu University for Education and Languages | 256 | JP |
| 202.24.52.0/24 | Nagoya Gakuin University | 256 | JP |
| 202.240.10.0/24 | SINET-AS | 256 | JP |
| 202.240.11.0/24 | SINET-AS | 256 | JP |
| 202.240.114.0/24 | Tokyo Metropolitan Institute of Gerontology | 256 | JP |
| 202.240.115.0/24 | Tokyo Metropolitan Institute of Gerontology | 256 | JP |
| 202.240.117.0/24 | Ishikawa Agricultural College | 256 | JP |
| 202.240.12.0/24 | SINET-AS | 256 | JP |
| 202.240.13.0/24 | SINET-AS | 256 | JP |
| 202.240.137.0/24 | University of Marketing and Distribution Sciences | 256 | JP |
| 202.240.14.0/24 | SINET-AS | 256 | JP |
| 202.240.15.0/24 | SINET-AS | 256 | JP |
| 202.240.224.0/24 | Kyoto Polytechnic College | 256 | JP |
| 202.240.232.0/24 | Chikushi Jogakuen University Network | 256 | JP |
| 202.240.8.0/24 | SINET-AS | 256 | JP |
| 202.240.9.0/24 | SINET-AS | 256 | JP |
| 202.242.101.0/24 | Higashi Nippon International University | 256 | JP |
| 202.242.120.0/24 | SINET-AS | 256 | JP |
| 202.242.121.0/24 | SINET-AS | 256 | JP |
| 202.242.127.0/24 | Toyama Industrial Technology Center | 256 | JP |
| 202.242.131.0/24 | Industrial Research Institute of Ishikawa | 256 | JP |
| 202.242.14.0/24 | SINET-AS | 256 | JP |
| 202.242.15.0/24 | Osaka University of Economics | 256 | JP |
| 202.242.21.0/24 | Shinshu Internet Council | 256 | JP |
| 202.242.231.0/24 | Shobi University | 256 | JP |
| 202.242.5.0/24 | Japanese Foundation for Cancer Research | 256 | JP |
| 202.242.55.0/24 | Japan Women's College of Physical Education | 256 | JP |
| 202.242.7.0/24 | Beppu University | 256 | JP |
| 202.243.162.0/24 | Tokyo National Museum | 256 | JP |
| 202.243.163.0/24 | Institue National Colleges of Technology, Japan | 256 | JP |
| 202.243.185.0/24 | Nagano Prefectural Institute of Technology | 256 | JP |
| 202.243.220.0/24 | Meiji College of Oriental Medicine | 256 | JP |
| 202.243.221.0/24 | Tokyo Metropolitan University of Health Sciences | 256 | JP |
| 202.243.222.0/24 | Science Museum of Osaka | 256 | JP |
| 202.244.205.0/24 | Kawasaki Medical School | 256 | JP |
| 202.244.210.0/24 | Niigata College of Pharmacy | 256 | JP |
| 202.244.3.0/24 | Civil Engineering Research Institute of Hokkaido | 256 | JP |
| 202.244.62.0/24 | Toyama University of International Studies | 256 | JP |
| 202.245.11.0/24 | Hyogo College of Medicine | 256 | JP |
| 202.245.115.0/24 | Nara University | 256 | JP |
| 202.245.116.0/24 | Nara University | 256 | JP |
| 202.245.117.0/24 | Nara University | 256 | JP |
| 202.245.118.0/24 | Nara University | 256 | JP |
| 202.245.124.0/24 | Otani University | 256 | JP |
| 202.245.13.0/24 | Tsuru University | 256 | JP |
| 202.245.165.0/24 | Miyagi Gakuin Women's University | 256 | JP |
| 202.246.131.0/24 | SINET-AS | 256 | JP |
| 202.246.136.0/24 | SINET-AS | 256 | JP |
| 202.246.63.0/24 | Kisarazu National College of Technology | 256 | JP |
| 202.246.68.0/24 | The Nippon Dental University | 256 | JP |
| 202.25.113.0/24 | PACNET (proxy-registered route object) | 256 | JP |
| 202.25.155.0/24 | Japan Women's University | 256 | JP |
| 202.25.156.0/24 | Japan Women's University | 256 | JP |
| 202.25.99.0/24 | Miyazaki Municipal University | 256 | JP |
| 202.250.129.0/24 | Sapporo International University | 256 | JP |
| 202.250.150.0/24 | Aomori chuoo junior college | 256 | JP |
| 202.251.140.0/24 | Nippon Medical School | 256 | JP |
| 202.252.197.0/24 | Kyoto City University of Arts | 256 | JP |
| 202.252.214.0/24 | Okinawa University | 256 | JP |
| 202.252.246.0/24 | Yachiyo International University | 256 | JP |
| 202.252.247.0/24 | Institute of Archaeological Research Kyoto | 256 | JP |
| 202.253.224.0/24 | Kokushikan University | 256 | JP |
| 202.253.252.0/24 | Tokyo University of Pharmacy and Life Science | 256 | JP |
| 202.254.153.0/24 | Iwaki Meisei University | 256 | JP |
| 202.254.212.0/24 | Kyushu International University | 256 | JP |
| 202.254.218.0/24 | Tokuyama University | 256 | JP |
| 202.254.227.0/24 | Showa University | 256 | JP |
| 202.254.230.0/24 | SINET-AS | 256 | JP |
| 202.255.152.0/24 | Yukiyoshi Gakuen | 256 | JP |
| 202.255.153.0/24 | Yukiyoshi Gakuen | 256 | JP |
| 202.255.154.0/24 | Yukiyoshi Gakuen | 256 | JP |
| 202.255.155.0/24 | Yukiyoshi Gakuen | 256 | JP |
| 202.255.229.0/24 | Kyoto Women's University | 256 | JP |
| 202.255.24.0/24 | Toyama College | 256 | JP |
| 202.26.139.0/24 | Yonago National College of Technology | 256 | JP |
| 202.26.188.0/24 | Kyoto University of Education | 256 | JP |
| 202.26.189.0/24 | Kyoto University of Education | 256 | JP |
| 202.26.190.0/24 | Kyoto University of Education | 256 | JP |
| 202.26.191.0/24 | Kyoto University of Education | 256 | JP |
| 202.26.224.0/24 | SINET-AS | 256 | JP |
| 202.34.242.0/24 | SINET-AS | 256 | JP |
| 202.34.243.0/24 | SINET-AS | 256 | JP |
| 202.35.199.0/24 | SINET-AS | 256 | JP |
| 202.35.224.0/24 | Sugiyama Jogakuen University | 256 | JP |
| 202.35.228.0/24 | Yamagata Research Institute of Technology | 256 | JP |
| 202.48.50.0/24 | Bunkyo University | 256 | JP |
| 202.48.51.0/24 | Bunkyo University | 256 | JP |
| 203.178.44.0/24 | Mizobe Academy Beppu Women's Junior College | 256 | JP |
| 219.112.224.0/24 | National Institute for Land and Infrastructure Management | 256 | JP |
| 219.112.227.0/24 | National Research and Development Agency Public Works Resear | 256 | JP |
| 192.42.103.0/26 | SINET-AS | 64 | JP |
| 202.246.132.64/26 | SINET-AS | 64 | JP |
| 133.78.28.192/27 | SINET-AS | 32 | JP |
| 192.153.95.160/27 | SINET-AS | 32 | JP |
| 202.236.107.32/27 | SINET-AS | 32 | JP |
| 202.236.143.224/27 | SINET-AS | 32 | JP |
| 133.78.28.224/28 | SINET-AS | 16 | JP |
| 202.236.107.96/28 | SINET-AS | 16 | JP |
| 133.86.252.70/32 | SINET-AS | 1 | JP |
| 133.86.252.71/32 | SINET-AS | 1 | JP |
| 202.220.21.250/32 | SINET-AS | 1 | JP |