La dirección IP 121.81.88 es proporcionada por K-Opticom Corporation, que es propiedad de la CIDR (Classless Inter-Domain Routing) 121.80.0.0/14, IP entre 121.80.0.0 a 121.83.255.255 ). El número de sistema autónomo (ASN) es 17511.
| ASN | 17511 |
| IP que comienzan con | 121.80.0.0 |
| IP que termina con | 121.83.255.255 |
| ASN Nombre | K-Opticom Corporation |
| CDIR | 121.80.0.0/14 |
| IP numérica | |
| Registe | apnic |
| Última actualización | 16/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | JP | Japón | - | Osaka | 34,6939 | 135,5022 | 2017-07-16 |
| MaxMind | JP | Japón | - | Kakogawa | 34,7667 | 134,85 | 2017-07-16 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.81.88.0 | 2035374080 | 0 |
| 121.81.88.1 | 2035374081 | 0 |
| 121.81.88.2 | 2035374082 | 0 |
| 121.81.88.3 | 2035374083 | 0 |
| 121.81.88.4 | 2035374084 | 0 |
| 121.81.88.5 | 2035374085 | 0 |
| 121.81.88.6 | 2035374086 | 0 |
| 121.81.88.7 | 2035374087 | 0 |
| 121.81.88.8 | 2035374088 | 0 |
| 121.81.88.9 | 2035374089 | 0 |
| 121.81.88.10 | 2035374090 | 0 |
| 121.81.88.11 | 2035374091 | 0 |
| 121.81.88.12 | 2035374092 | 0 |
| 121.81.88.13 | 2035374093 | 0 |
| 121.81.88.14 | 2035374094 | 0 |
| 121.81.88.15 | 2035374095 | 0 |
| 121.81.88.16 | 2035374096 | 0 |
| 121.81.88.17 | 2035374097 | 0 |
| 121.81.88.18 | 2035374098 | 0 |
| 121.81.88.19 | 2035374099 | 0 |
| 121.81.88.20 | 2035374100 | 0 |
| 121.81.88.21 | 2035374101 | 0 |
| 121.81.88.22 | 2035374102 | 0 |
| 121.81.88.23 | 2035374103 | 0 |
| 121.81.88.24 | 2035374104 | 0 |
| 121.81.88.25 | 2035374105 | 0 |
| 121.81.88.26 | 2035374106 | 0 |
| 121.81.88.27 | 2035374107 | 0 |
| 121.81.88.28 | 2035374108 | 0 |
| 121.81.88.29 | 2035374109 | 0 |
| 121.81.88.30 | 2035374110 | 0 |
| 121.81.88.31 | 2035374111 | 0 |
| 121.81.88.32 | 2035374112 | 0 |
| 121.81.88.33 | 2035374113 | 0 |
| 121.81.88.34 | 2035374114 | 0 |
| 121.81.88.35 | 2035374115 | 0 |
| 121.81.88.36 | 2035374116 | 0 |
| 121.81.88.37 | 2035374117 | 0 |
| 121.81.88.38 | 2035374118 | 0 |
| 121.81.88.39 | 2035374119 | 0 |
| 121.81.88.40 | 2035374120 | 0 |
| 121.81.88.41 | 2035374121 | 0 |
| 121.81.88.42 | 2035374122 | 0 |
| 121.81.88.43 | 2035374123 | 0 |
| 121.81.88.44 | 2035374124 | 0 |
| 121.81.88.45 | 2035374125 | 0 |
| 121.81.88.46 | 2035374126 | 0 |
| 121.81.88.47 | 2035374127 | 0 |
| 121.81.88.48 | 2035374128 | 0 |
| 121.81.88.49 | 2035374129 | 0 |
| 121.81.88.50 | 2035374130 | 0 |
| 121.81.88.51 | 2035374131 | 0 |
| 121.81.88.52 | 2035374132 | 0 |
| 121.81.88.53 | 2035374133 | 0 |
| 121.81.88.54 | 2035374134 | 0 |
| 121.81.88.55 | 2035374135 | 0 |
| 121.81.88.56 | 2035374136 | 0 |
| 121.81.88.57 | 2035374137 | 0 |
| 121.81.88.58 | 2035374138 | 0 |
| 121.81.88.59 | 2035374139 | 0 |
| 121.81.88.60 | 2035374140 | 0 |
| 121.81.88.61 | 2035374141 | 0 |
| 121.81.88.62 | 2035374142 | 0 |
| 121.81.88.63 | 2035374143 | 0 |
| 121.81.88.64 | 2035374144 | 0 |
| 121.81.88.65 | 2035374145 | 0 |
| 121.81.88.66 | 2035374146 | 0 |
| 121.81.88.67 | 2035374147 | 0 |
| 121.81.88.68 | 2035374148 | 0 |
| 121.81.88.69 | 2035374149 | 0 |
| 121.81.88.70 | 2035374150 | 0 |
| 121.81.88.71 | 2035374151 | 0 |
| 121.81.88.72 | 2035374152 | 0 |
| 121.81.88.73 | 2035374153 | 0 |
| 121.81.88.74 | 2035374154 | 0 |
| 121.81.88.75 | 2035374155 | 0 |
| 121.81.88.76 | 2035374156 | 0 |
| 121.81.88.77 | 2035374157 | 0 |
| 121.81.88.78 | 2035374158 | 0 |
| 121.81.88.79 | 2035374159 | 0 |
| 121.81.88.80 | 2035374160 | 0 |
| 121.81.88.81 | 2035374161 | 0 |
| 121.81.88.82 | 2035374162 | 0 |
| 121.81.88.83 | 2035374163 | 0 |
| 121.81.88.84 | 2035374164 | 0 |
| 121.81.88.85 | 2035374165 | 0 |