La dirección IP 21.83.16 es proporcionada por China Education and Research Network Center, que es propiedad de la CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP entre 22.30.204.0 a 22.30.205.255 ). El número de sistema autónomo (ASN) es 4538.
| ASN | 4538 |
| IP que comienzan con | 22.30.204.0 |
| IP que termina con | 22.30.205.255 |
| ASN Nombre | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérica | |
| Registe | |
| Última actualización | 27/08/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-08-26 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-08-26 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.83.16.0 | 357765120 | 0 |
| 21.83.16.1 | 357765121 | 0 |
| 21.83.16.2 | 357765122 | 0 |
| 21.83.16.3 | 357765123 | 0 |
| 21.83.16.4 | 357765124 | 0 |
| 21.83.16.5 | 357765125 | 0 |
| 21.83.16.6 | 357765126 | 0 |
| 21.83.16.7 | 357765127 | 0 |
| 21.83.16.8 | 357765128 | 0 |
| 21.83.16.9 | 357765129 | 0 |
| 21.83.16.10 | 357765130 | 0 |
| 21.83.16.11 | 357765131 | 0 |
| 21.83.16.12 | 357765132 | 0 |
| 21.83.16.13 | 357765133 | 0 |
| 21.83.16.14 | 357765134 | 0 |
| 21.83.16.15 | 357765135 | 0 |
| 21.83.16.16 | 357765136 | 0 |
| 21.83.16.17 | 357765137 | 0 |
| 21.83.16.18 | 357765138 | 0 |
| 21.83.16.19 | 357765139 | 0 |
| 21.83.16.20 | 357765140 | 0 |
| 21.83.16.21 | 357765141 | 0 |
| 21.83.16.22 | 357765142 | 0 |
| 21.83.16.23 | 357765143 | 0 |
| 21.83.16.24 | 357765144 | 0 |
| 21.83.16.25 | 357765145 | 0 |
| 21.83.16.26 | 357765146 | 0 |
| 21.83.16.27 | 357765147 | 0 |
| 21.83.16.28 | 357765148 | 0 |
| 21.83.16.29 | 357765149 | 0 |
| 21.83.16.30 | 357765150 | 0 |
| 21.83.16.31 | 357765151 | 0 |
| 21.83.16.32 | 357765152 | 0 |
| 21.83.16.33 | 357765153 | 0 |
| 21.83.16.34 | 357765154 | 0 |
| 21.83.16.35 | 357765155 | 0 |
| 21.83.16.36 | 357765156 | 0 |
| 21.83.16.37 | 357765157 | 0 |
| 21.83.16.38 | 357765158 | 0 |
| 21.83.16.39 | 357765159 | 0 |
| 21.83.16.40 | 357765160 | 0 |
| 21.83.16.41 | 357765161 | 0 |
| 21.83.16.42 | 357765162 | 0 |
| 21.83.16.43 | 357765163 | 0 |
| 21.83.16.44 | 357765164 | 0 |
| 21.83.16.45 | 357765165 | 0 |
| 21.83.16.46 | 357765166 | 0 |
| 21.83.16.47 | 357765167 | 0 |
| 21.83.16.48 | 357765168 | 0 |
| 21.83.16.49 | 357765169 | 0 |
| 21.83.16.50 | 357765170 | 0 |
| 21.83.16.51 | 357765171 | 0 |
| 21.83.16.52 | 357765172 | 0 |
| 21.83.16.53 | 357765173 | 0 |
| 21.83.16.54 | 357765174 | 0 |
| 21.83.16.55 | 357765175 | 0 |
| 21.83.16.56 | 357765176 | 0 |
| 21.83.16.57 | 357765177 | 0 |
| 21.83.16.58 | 357765178 | 0 |
| 21.83.16.59 | 357765179 | 0 |
| 21.83.16.60 | 357765180 | 0 |
| 21.83.16.61 | 357765181 | 0 |
| 21.83.16.62 | 357765182 | 0 |
| 21.83.16.63 | 357765183 | 0 |
| 21.83.16.64 | 357765184 | 0 |
| 21.83.16.65 | 357765185 | 0 |
| 21.83.16.66 | 357765186 | 0 |
| 21.83.16.67 | 357765187 | 0 |
| 21.83.16.68 | 357765188 | 0 |
| 21.83.16.69 | 357765189 | 0 |
| 21.83.16.70 | 357765190 | 0 |
| 21.83.16.71 | 357765191 | 0 |
| 21.83.16.72 | 357765192 | 0 |
| 21.83.16.73 | 357765193 | 0 |
| 21.83.16.74 | 357765194 | 0 |
| 21.83.16.75 | 357765195 | 0 |
| 21.83.16.76 | 357765196 | 0 |
| 21.83.16.77 | 357765197 | 0 |
| 21.83.16.78 | 357765198 | 0 |
| 21.83.16.79 | 357765199 | 0 |
| 21.83.16.80 | 357765200 | 0 |
| 21.83.16.81 | 357765201 | 0 |
| 21.83.16.82 | 357765202 | 0 |
| 21.83.16.83 | 357765203 | 0 |
| 21.83.16.84 | 357765204 | 0 |
| 21.83.16.85 | 357765205 | 0 |