La dirección IP 21.99.41 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 | 26/10/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-10-25 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-10-25 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.99.41.0 | 358820096 | 0 |
| 21.99.41.1 | 358820097 | 0 |
| 21.99.41.2 | 358820098 | 0 |
| 21.99.41.3 | 358820099 | 0 |
| 21.99.41.4 | 358820100 | 0 |
| 21.99.41.5 | 358820101 | 0 |
| 21.99.41.6 | 358820102 | 0 |
| 21.99.41.7 | 358820103 | 0 |
| 21.99.41.8 | 358820104 | 0 |
| 21.99.41.9 | 358820105 | 0 |
| 21.99.41.10 | 358820106 | 0 |
| 21.99.41.11 | 358820107 | 0 |
| 21.99.41.12 | 358820108 | 0 |
| 21.99.41.13 | 358820109 | 0 |
| 21.99.41.14 | 358820110 | 0 |
| 21.99.41.15 | 358820111 | 0 |
| 21.99.41.16 | 358820112 | 0 |
| 21.99.41.17 | 358820113 | 0 |
| 21.99.41.18 | 358820114 | 0 |
| 21.99.41.19 | 358820115 | 0 |
| 21.99.41.20 | 358820116 | 0 |
| 21.99.41.21 | 358820117 | 0 |
| 21.99.41.22 | 358820118 | 0 |
| 21.99.41.23 | 358820119 | 0 |
| 21.99.41.24 | 358820120 | 0 |
| 21.99.41.25 | 358820121 | 0 |
| 21.99.41.26 | 358820122 | 0 |
| 21.99.41.27 | 358820123 | 0 |
| 21.99.41.28 | 358820124 | 0 |
| 21.99.41.29 | 358820125 | 0 |
| 21.99.41.30 | 358820126 | 0 |
| 21.99.41.31 | 358820127 | 0 |
| 21.99.41.32 | 358820128 | 0 |
| 21.99.41.33 | 358820129 | 0 |
| 21.99.41.34 | 358820130 | 0 |
| 21.99.41.35 | 358820131 | 0 |
| 21.99.41.36 | 358820132 | 0 |
| 21.99.41.37 | 358820133 | 0 |
| 21.99.41.38 | 358820134 | 0 |
| 21.99.41.39 | 358820135 | 0 |
| 21.99.41.40 | 358820136 | 0 |
| 21.99.41.41 | 358820137 | 0 |
| 21.99.41.42 | 358820138 | 0 |
| 21.99.41.43 | 358820139 | 0 |
| 21.99.41.44 | 358820140 | 0 |
| 21.99.41.45 | 358820141 | 0 |
| 21.99.41.46 | 358820142 | 0 |
| 21.99.41.47 | 358820143 | 0 |
| 21.99.41.48 | 358820144 | 0 |
| 21.99.41.49 | 358820145 | 0 |
| 21.99.41.50 | 358820146 | 0 |
| 21.99.41.51 | 358820147 | 0 |
| 21.99.41.52 | 358820148 | 0 |
| 21.99.41.53 | 358820149 | 0 |
| 21.99.41.54 | 358820150 | 0 |
| 21.99.41.55 | 358820151 | 0 |
| 21.99.41.56 | 358820152 | 0 |
| 21.99.41.57 | 358820153 | 0 |
| 21.99.41.58 | 358820154 | 0 |
| 21.99.41.59 | 358820155 | 0 |
| 21.99.41.60 | 358820156 | 0 |
| 21.99.41.61 | 358820157 | 0 |
| 21.99.41.62 | 358820158 | 0 |
| 21.99.41.63 | 358820159 | 0 |
| 21.99.41.64 | 358820160 | 0 |
| 21.99.41.65 | 358820161 | 0 |
| 21.99.41.66 | 358820162 | 0 |
| 21.99.41.67 | 358820163 | 0 |
| 21.99.41.68 | 358820164 | 0 |
| 21.99.41.69 | 358820165 | 0 |
| 21.99.41.70 | 358820166 | 0 |
| 21.99.41.71 | 358820167 | 0 |
| 21.99.41.72 | 358820168 | 0 |
| 21.99.41.73 | 358820169 | 0 |
| 21.99.41.74 | 358820170 | 0 |
| 21.99.41.75 | 358820171 | 0 |
| 21.99.41.76 | 358820172 | 0 |
| 21.99.41.77 | 358820173 | 0 |
| 21.99.41.78 | 358820174 | 0 |
| 21.99.41.79 | 358820175 | 0 |
| 21.99.41.80 | 358820176 | 0 |
| 21.99.41.81 | 358820177 | 0 |
| 21.99.41.82 | 358820178 | 0 |
| 21.99.41.83 | 358820179 | 0 |
| 21.99.41.84 | 358820180 | 0 |
| 21.99.41.85 | 358820181 | 0 |