L'indirizzo IP 21.78.58 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP tra 22.30.204.0 a 22.30.205.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 22.30.204.0 |
| IP finale con | 22.30.205.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 08/11/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Columbus | 39,9664 | -83,0128 | 2017-11-08 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-11-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.78.58.0 | 357448192 | 0 |
| 21.78.58.1 | 357448193 | 0 |
| 21.78.58.2 | 357448194 | 0 |
| 21.78.58.3 | 357448195 | 0 |
| 21.78.58.4 | 357448196 | 0 |
| 21.78.58.5 | 357448197 | 0 |
| 21.78.58.6 | 357448198 | 0 |
| 21.78.58.7 | 357448199 | 0 |
| 21.78.58.8 | 357448200 | 0 |
| 21.78.58.9 | 357448201 | 0 |
| 21.78.58.10 | 357448202 | 0 |
| 21.78.58.11 | 357448203 | 0 |
| 21.78.58.12 | 357448204 | 0 |
| 21.78.58.13 | 357448205 | 0 |
| 21.78.58.14 | 357448206 | 0 |
| 21.78.58.15 | 357448207 | 0 |
| 21.78.58.16 | 357448208 | 0 |
| 21.78.58.17 | 357448209 | 0 |
| 21.78.58.18 | 357448210 | 0 |
| 21.78.58.19 | 357448211 | 0 |
| 21.78.58.20 | 357448212 | 0 |
| 21.78.58.21 | 357448213 | 0 |
| 21.78.58.22 | 357448214 | 0 |
| 21.78.58.23 | 357448215 | 0 |
| 21.78.58.24 | 357448216 | 0 |
| 21.78.58.25 | 357448217 | 0 |
| 21.78.58.26 | 357448218 | 0 |
| 21.78.58.27 | 357448219 | 0 |
| 21.78.58.28 | 357448220 | 0 |
| 21.78.58.29 | 357448221 | 0 |
| 21.78.58.30 | 357448222 | 0 |
| 21.78.58.31 | 357448223 | 0 |
| 21.78.58.32 | 357448224 | 0 |
| 21.78.58.33 | 357448225 | 0 |
| 21.78.58.34 | 357448226 | 0 |
| 21.78.58.35 | 357448227 | 0 |
| 21.78.58.36 | 357448228 | 0 |
| 21.78.58.37 | 357448229 | 0 |
| 21.78.58.38 | 357448230 | 0 |
| 21.78.58.39 | 357448231 | 0 |
| 21.78.58.40 | 357448232 | 0 |
| 21.78.58.41 | 357448233 | 0 |
| 21.78.58.42 | 357448234 | 0 |
| 21.78.58.43 | 357448235 | 0 |
| 21.78.58.44 | 357448236 | 0 |
| 21.78.58.45 | 357448237 | 0 |
| 21.78.58.46 | 357448238 | 0 |
| 21.78.58.47 | 357448239 | 0 |
| 21.78.58.48 | 357448240 | 0 |
| 21.78.58.49 | 357448241 | 0 |
| 21.78.58.50 | 357448242 | 0 |
| 21.78.58.51 | 357448243 | 0 |
| 21.78.58.52 | 357448244 | 0 |
| 21.78.58.53 | 357448245 | 0 |
| 21.78.58.54 | 357448246 | 0 |
| 21.78.58.55 | 357448247 | 0 |
| 21.78.58.56 | 357448248 | 0 |
| 21.78.58.57 | 357448249 | 0 |
| 21.78.58.58 | 357448250 | 0 |
| 21.78.58.59 | 357448251 | 0 |
| 21.78.58.60 | 357448252 | 0 |
| 21.78.58.61 | 357448253 | 0 |
| 21.78.58.62 | 357448254 | 0 |
| 21.78.58.63 | 357448255 | 0 |
| 21.78.58.64 | 357448256 | 0 |
| 21.78.58.65 | 357448257 | 0 |
| 21.78.58.66 | 357448258 | 0 |
| 21.78.58.67 | 357448259 | 0 |
| 21.78.58.68 | 357448260 | 0 |
| 21.78.58.69 | 357448261 | 0 |
| 21.78.58.70 | 357448262 | 0 |
| 21.78.58.71 | 357448263 | 0 |
| 21.78.58.72 | 357448264 | 0 |
| 21.78.58.73 | 357448265 | 0 |
| 21.78.58.74 | 357448266 | 0 |
| 21.78.58.75 | 357448267 | 0 |
| 21.78.58.76 | 357448268 | 0 |
| 21.78.58.77 | 357448269 | 0 |
| 21.78.58.78 | 357448270 | 0 |
| 21.78.58.79 | 357448271 | 0 |
| 21.78.58.80 | 357448272 | 0 |
| 21.78.58.81 | 357448273 | 0 |
| 21.78.58.82 | 357448274 | 0 |
| 21.78.58.83 | 357448275 | 0 |
| 21.78.58.84 | 357448276 | 0 |
| 21.78.58.85 | 357448277 | 0 |