Internet Initiative JapanInternet Initiative JapanIP Ranges632Total IPs3,833,855 AS2497 JP US Tokyo Utsunomiya Kyoto+112 more
NTT DOCOMO BUSINESSNTT DOCOMO BUSINESSIP Ranges518Total IPs27,563,771 AS4713 JP US Kawagoe Niigata Kyoto+127 more
National Institute of InformaticsNational Institute of InformaticsIP Ranges478Total IPs8,832,512 AS2907 JP Yokohama Sendai Tokyo+174 more
Hydra CommunicationsHydra CommunicationsIP Ranges241Total IPs122,333 AS25369 GB JP CH+15 more City of London London Zurich+11 more
NTT PC CommunicationsNTT PC CommunicationsIP Ranges175Total IPs1,950,208 AS2514 JP Tokyo Yokohama Honcho+40 more
Rakuten Mobile NetworkRakuten Mobile NetworkIP Ranges58Total IPs487,424 AS23720 JP Sagamino Setagaya City Tokyo+7 more
its communicationsits communicationsIP Ranges15Total IPs404,480 AS9365 JP Ikejiri Azamino Yokohama+6 more