NTT DOCOMO BUSINESSNTT DOCOMO BUSINESSIP Ranges489Total IPs27,497,469 AS4713 JP US Tsukumo Kawagoe Niigata+124 more
National Institute of InformaticsNational Institute of InformaticsIP Ranges478Total IPs8,832,512 AS2907 JP Yokohama Sendai Tokyo+181 more
Fujitsu Network CommunicationsFujitsu Network CommunicationsIP Ranges400Total IPs1,698,816 AS58793 JP US Chiyoda-ku Yokohama Tokyo+23 more
NTT PC CommunicationsNTT PC CommunicationsIP Ranges175Total IPs1,950,208 AS2514 JP Tokyo Okayama Tsukuba+40 more
National Institute of Advanced Industrial ScienceNational Institute of Advanced Industrial ScienceIP Ranges10Total IPs199,936 AS23793 JP Tsukuba
Ibaraki Prefectural GovernmentIbaraki Prefectural GovernmentIP Ranges5Total IPs3,584 AS18127 JP Tsukuba
High Energy Accelerator Research Organization, KEKHigh Energy Accelerator Research Organization, KEKIP Ranges4Total IPs74,240 AS2505 JP Tsukuba
Academic newtown Community Cable ServiceAcademic newtown Community Cable ServiceIP Ranges3Total IPs12,288 AS23628 JP Tsukuba
Ministry of Agriculture, Forestry and Fisheries ReMinistry of Agriculture, Forestry and Fisheries ReIP Ranges1Total IPs65,536 AS18125 JP Tsukuba