The IP address 21.83.63 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 15/08/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-08-15 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-08-15 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.83.63.0 | 357777152 | 0 |
| 21.83.63.1 | 357777153 | 0 |
| 21.83.63.2 | 357777154 | 0 |
| 21.83.63.3 | 357777155 | 0 |
| 21.83.63.4 | 357777156 | 0 |
| 21.83.63.5 | 357777157 | 0 |
| 21.83.63.6 | 357777158 | 0 |
| 21.83.63.7 | 357777159 | 0 |
| 21.83.63.8 | 357777160 | 0 |
| 21.83.63.9 | 357777161 | 0 |
| 21.83.63.10 | 357777162 | 0 |
| 21.83.63.11 | 357777163 | 0 |
| 21.83.63.12 | 357777164 | 0 |
| 21.83.63.13 | 357777165 | 0 |
| 21.83.63.14 | 357777166 | 0 |
| 21.83.63.15 | 357777167 | 0 |
| 21.83.63.16 | 357777168 | 0 |
| 21.83.63.17 | 357777169 | 0 |
| 21.83.63.18 | 357777170 | 0 |
| 21.83.63.19 | 357777171 | 0 |
| 21.83.63.20 | 357777172 | 0 |
| 21.83.63.21 | 357777173 | 0 |
| 21.83.63.22 | 357777174 | 0 |
| 21.83.63.23 | 357777175 | 0 |
| 21.83.63.24 | 357777176 | 0 |
| 21.83.63.25 | 357777177 | 0 |
| 21.83.63.26 | 357777178 | 0 |
| 21.83.63.27 | 357777179 | 0 |
| 21.83.63.28 | 357777180 | 0 |
| 21.83.63.29 | 357777181 | 0 |
| 21.83.63.30 | 357777182 | 0 |
| 21.83.63.31 | 357777183 | 0 |
| 21.83.63.32 | 357777184 | 0 |
| 21.83.63.33 | 357777185 | 0 |
| 21.83.63.34 | 357777186 | 0 |
| 21.83.63.35 | 357777187 | 0 |
| 21.83.63.36 | 357777188 | 0 |
| 21.83.63.37 | 357777189 | 0 |
| 21.83.63.38 | 357777190 | 0 |
| 21.83.63.39 | 357777191 | 0 |
| 21.83.63.40 | 357777192 | 0 |
| 21.83.63.41 | 357777193 | 0 |
| 21.83.63.42 | 357777194 | 0 |
| 21.83.63.43 | 357777195 | 0 |
| 21.83.63.44 | 357777196 | 0 |
| 21.83.63.45 | 357777197 | 0 |
| 21.83.63.46 | 357777198 | 0 |
| 21.83.63.47 | 357777199 | 0 |
| 21.83.63.48 | 357777200 | 0 |
| 21.83.63.49 | 357777201 | 0 |
| 21.83.63.50 | 357777202 | 0 |
| 21.83.63.51 | 357777203 | 0 |
| 21.83.63.52 | 357777204 | 0 |
| 21.83.63.53 | 357777205 | 0 |
| 21.83.63.54 | 357777206 | 0 |
| 21.83.63.55 | 357777207 | 0 |
| 21.83.63.56 | 357777208 | 0 |
| 21.83.63.57 | 357777209 | 0 |
| 21.83.63.58 | 357777210 | 0 |
| 21.83.63.59 | 357777211 | 0 |
| 21.83.63.60 | 357777212 | 0 |
| 21.83.63.61 | 357777213 | 0 |
| 21.83.63.62 | 357777214 | 0 |
| 21.83.63.63 | 357777215 | 0 |
| 21.83.63.64 | 357777216 | 0 |
| 21.83.63.65 | 357777217 | 0 |
| 21.83.63.66 | 357777218 | 0 |
| 21.83.63.67 | 357777219 | 0 |
| 21.83.63.68 | 357777220 | 0 |
| 21.83.63.69 | 357777221 | 0 |
| 21.83.63.70 | 357777222 | 0 |
| 21.83.63.71 | 357777223 | 0 |
| 21.83.63.72 | 357777224 | 0 |
| 21.83.63.73 | 357777225 | 0 |
| 21.83.63.74 | 357777226 | 0 |
| 21.83.63.75 | 357777227 | 0 |
| 21.83.63.76 | 357777228 | 0 |
| 21.83.63.77 | 357777229 | 0 |
| 21.83.63.78 | 357777230 | 0 |
| 21.83.63.79 | 357777231 | 0 |
| 21.83.63.80 | 357777232 | 0 |
| 21.83.63.81 | 357777233 | 0 |
| 21.83.63.82 | 357777234 | 0 |
| 21.83.63.83 | 357777235 | 0 |
| 21.83.63.84 | 357777236 | 0 |
| 21.83.63.85 | 357777237 | 0 |