La dirección IP 21.89.15 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 | 22/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-07-22 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-07-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.89.15.0 | 358158080 | 0 |
| 21.89.15.1 | 358158081 | 0 |
| 21.89.15.2 | 358158082 | 0 |
| 21.89.15.3 | 358158083 | 0 |
| 21.89.15.4 | 358158084 | 0 |
| 21.89.15.5 | 358158085 | 0 |
| 21.89.15.6 | 358158086 | 0 |
| 21.89.15.7 | 358158087 | 0 |
| 21.89.15.8 | 358158088 | 0 |
| 21.89.15.9 | 358158089 | 0 |
| 21.89.15.10 | 358158090 | 0 |
| 21.89.15.11 | 358158091 | 0 |
| 21.89.15.12 | 358158092 | 0 |
| 21.89.15.13 | 358158093 | 0 |
| 21.89.15.14 | 358158094 | 0 |
| 21.89.15.15 | 358158095 | 0 |
| 21.89.15.16 | 358158096 | 0 |
| 21.89.15.17 | 358158097 | 0 |
| 21.89.15.18 | 358158098 | 0 |
| 21.89.15.19 | 358158099 | 0 |
| 21.89.15.20 | 358158100 | 0 |
| 21.89.15.21 | 358158101 | 0 |
| 21.89.15.22 | 358158102 | 0 |
| 21.89.15.23 | 358158103 | 0 |
| 21.89.15.24 | 358158104 | 0 |
| 21.89.15.25 | 358158105 | 0 |
| 21.89.15.26 | 358158106 | 0 |
| 21.89.15.27 | 358158107 | 0 |
| 21.89.15.28 | 358158108 | 0 |
| 21.89.15.29 | 358158109 | 0 |
| 21.89.15.30 | 358158110 | 0 |
| 21.89.15.31 | 358158111 | 0 |
| 21.89.15.32 | 358158112 | 0 |
| 21.89.15.33 | 358158113 | 0 |
| 21.89.15.34 | 358158114 | 0 |
| 21.89.15.35 | 358158115 | 0 |
| 21.89.15.36 | 358158116 | 0 |
| 21.89.15.37 | 358158117 | 0 |
| 21.89.15.38 | 358158118 | 0 |
| 21.89.15.39 | 358158119 | 0 |
| 21.89.15.40 | 358158120 | 0 |
| 21.89.15.41 | 358158121 | 0 |
| 21.89.15.42 | 358158122 | 0 |
| 21.89.15.43 | 358158123 | 0 |
| 21.89.15.44 | 358158124 | 0 |
| 21.89.15.45 | 358158125 | 0 |
| 21.89.15.46 | 358158126 | 0 |
| 21.89.15.47 | 358158127 | 0 |
| 21.89.15.48 | 358158128 | 0 |
| 21.89.15.49 | 358158129 | 0 |
| 21.89.15.50 | 358158130 | 0 |
| 21.89.15.51 | 358158131 | 0 |
| 21.89.15.52 | 358158132 | 0 |
| 21.89.15.53 | 358158133 | 0 |
| 21.89.15.54 | 358158134 | 0 |
| 21.89.15.55 | 358158135 | 0 |
| 21.89.15.56 | 358158136 | 0 |
| 21.89.15.57 | 358158137 | 0 |
| 21.89.15.58 | 358158138 | 0 |
| 21.89.15.59 | 358158139 | 0 |
| 21.89.15.60 | 358158140 | 0 |
| 21.89.15.61 | 358158141 | 0 |
| 21.89.15.62 | 358158142 | 0 |
| 21.89.15.63 | 358158143 | 0 |
| 21.89.15.64 | 358158144 | 0 |
| 21.89.15.65 | 358158145 | 0 |
| 21.89.15.66 | 358158146 | 0 |
| 21.89.15.67 | 358158147 | 0 |
| 21.89.15.68 | 358158148 | 0 |
| 21.89.15.69 | 358158149 | 0 |
| 21.89.15.70 | 358158150 | 0 |
| 21.89.15.71 | 358158151 | 0 |
| 21.89.15.72 | 358158152 | 0 |
| 21.89.15.73 | 358158153 | 0 |
| 21.89.15.74 | 358158154 | 0 |
| 21.89.15.75 | 358158155 | 0 |
| 21.89.15.76 | 358158156 | 0 |
| 21.89.15.77 | 358158157 | 0 |
| 21.89.15.78 | 358158158 | 0 |
| 21.89.15.79 | 358158159 | 0 |
| 21.89.15.80 | 358158160 | 0 |
| 21.89.15.81 | 358158161 | 0 |
| 21.89.15.82 | 358158162 | 0 |
| 21.89.15.83 | 358158163 | 0 |
| 21.89.15.84 | 358158164 | 0 |
| 21.89.15.85 | 358158165 | 0 |