La dirección IP 21.75.45 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 | 22/10/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-10-22 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-10-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.75.45.0 | 357248256 | 0 |
| 21.75.45.1 | 357248257 | 0 |
| 21.75.45.2 | 357248258 | 0 |
| 21.75.45.3 | 357248259 | 0 |
| 21.75.45.4 | 357248260 | 0 |
| 21.75.45.5 | 357248261 | 0 |
| 21.75.45.6 | 357248262 | 0 |
| 21.75.45.7 | 357248263 | 0 |
| 21.75.45.8 | 357248264 | 0 |
| 21.75.45.9 | 357248265 | 0 |
| 21.75.45.10 | 357248266 | 0 |
| 21.75.45.11 | 357248267 | 0 |
| 21.75.45.12 | 357248268 | 0 |
| 21.75.45.13 | 357248269 | 0 |
| 21.75.45.14 | 357248270 | 0 |
| 21.75.45.15 | 357248271 | 0 |
| 21.75.45.16 | 357248272 | 0 |
| 21.75.45.17 | 357248273 | 0 |
| 21.75.45.18 | 357248274 | 0 |
| 21.75.45.19 | 357248275 | 0 |
| 21.75.45.20 | 357248276 | 0 |
| 21.75.45.21 | 357248277 | 0 |
| 21.75.45.22 | 357248278 | 0 |
| 21.75.45.23 | 357248279 | 0 |
| 21.75.45.24 | 357248280 | 0 |
| 21.75.45.25 | 357248281 | 0 |
| 21.75.45.26 | 357248282 | 0 |
| 21.75.45.27 | 357248283 | 0 |
| 21.75.45.28 | 357248284 | 0 |
| 21.75.45.29 | 357248285 | 0 |
| 21.75.45.30 | 357248286 | 0 |
| 21.75.45.31 | 357248287 | 0 |
| 21.75.45.32 | 357248288 | 0 |
| 21.75.45.33 | 357248289 | 0 |
| 21.75.45.34 | 357248290 | 0 |
| 21.75.45.35 | 357248291 | 0 |
| 21.75.45.36 | 357248292 | 0 |
| 21.75.45.37 | 357248293 | 0 |
| 21.75.45.38 | 357248294 | 0 |
| 21.75.45.39 | 357248295 | 0 |
| 21.75.45.40 | 357248296 | 0 |
| 21.75.45.41 | 357248297 | 0 |
| 21.75.45.42 | 357248298 | 0 |
| 21.75.45.43 | 357248299 | 0 |
| 21.75.45.44 | 357248300 | 0 |
| 21.75.45.45 | 357248301 | 0 |
| 21.75.45.46 | 357248302 | 0 |
| 21.75.45.47 | 357248303 | 0 |
| 21.75.45.48 | 357248304 | 0 |
| 21.75.45.49 | 357248305 | 0 |
| 21.75.45.50 | 357248306 | 0 |
| 21.75.45.51 | 357248307 | 0 |
| 21.75.45.52 | 357248308 | 0 |
| 21.75.45.53 | 357248309 | 0 |
| 21.75.45.54 | 357248310 | 0 |
| 21.75.45.55 | 357248311 | 0 |
| 21.75.45.56 | 357248312 | 0 |
| 21.75.45.57 | 357248313 | 0 |
| 21.75.45.58 | 357248314 | 0 |
| 21.75.45.59 | 357248315 | 0 |
| 21.75.45.60 | 357248316 | 0 |
| 21.75.45.61 | 357248317 | 0 |
| 21.75.45.62 | 357248318 | 0 |
| 21.75.45.63 | 357248319 | 0 |
| 21.75.45.64 | 357248320 | 0 |
| 21.75.45.65 | 357248321 | 0 |
| 21.75.45.66 | 357248322 | 0 |
| 21.75.45.67 | 357248323 | 0 |
| 21.75.45.68 | 357248324 | 0 |
| 21.75.45.69 | 357248325 | 0 |
| 21.75.45.70 | 357248326 | 0 |
| 21.75.45.71 | 357248327 | 0 |
| 21.75.45.72 | 357248328 | 0 |
| 21.75.45.73 | 357248329 | 0 |
| 21.75.45.74 | 357248330 | 0 |
| 21.75.45.75 | 357248331 | 0 |
| 21.75.45.76 | 357248332 | 0 |
| 21.75.45.77 | 357248333 | 0 |
| 21.75.45.78 | 357248334 | 0 |
| 21.75.45.79 | 357248335 | 0 |
| 21.75.45.80 | 357248336 | 0 |
| 21.75.45.81 | 357248337 | 0 |
| 21.75.45.82 | 357248338 | 0 |
| 21.75.45.83 | 357248339 | 0 |
| 21.75.45.84 | 357248340 | 0 |
| 21.75.45.85 | 357248341 | 0 |