L'indirizzo IP 21.234.9 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 | 28/12/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Columbus | 39,9664 | -83,0128 | 2017-12-27 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-12-27 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.234.9.0 | 367659264 | 0 |
| 21.234.9.1 | 367659265 | 0 |
| 21.234.9.2 | 367659266 | 0 |
| 21.234.9.3 | 367659267 | 0 |
| 21.234.9.4 | 367659268 | 0 |
| 21.234.9.5 | 367659269 | 0 |
| 21.234.9.6 | 367659270 | 0 |
| 21.234.9.7 | 367659271 | 0 |
| 21.234.9.8 | 367659272 | 0 |
| 21.234.9.9 | 367659273 | 0 |
| 21.234.9.10 | 367659274 | 0 |
| 21.234.9.11 | 367659275 | 0 |
| 21.234.9.12 | 367659276 | 0 |
| 21.234.9.13 | 367659277 | 0 |
| 21.234.9.14 | 367659278 | 0 |
| 21.234.9.15 | 367659279 | 0 |
| 21.234.9.16 | 367659280 | 0 |
| 21.234.9.17 | 367659281 | 0 |
| 21.234.9.18 | 367659282 | 0 |
| 21.234.9.19 | 367659283 | 0 |
| 21.234.9.20 | 367659284 | 0 |
| 21.234.9.21 | 367659285 | 0 |
| 21.234.9.22 | 367659286 | 0 |
| 21.234.9.23 | 367659287 | 0 |
| 21.234.9.24 | 367659288 | 0 |
| 21.234.9.25 | 367659289 | 0 |
| 21.234.9.26 | 367659290 | 0 |
| 21.234.9.27 | 367659291 | 0 |
| 21.234.9.28 | 367659292 | 0 |
| 21.234.9.29 | 367659293 | 0 |
| 21.234.9.30 | 367659294 | 0 |
| 21.234.9.31 | 367659295 | 0 |
| 21.234.9.32 | 367659296 | 0 |
| 21.234.9.33 | 367659297 | 0 |
| 21.234.9.34 | 367659298 | 0 |
| 21.234.9.35 | 367659299 | 0 |
| 21.234.9.36 | 367659300 | 0 |
| 21.234.9.37 | 367659301 | 0 |
| 21.234.9.38 | 367659302 | 0 |
| 21.234.9.39 | 367659303 | 0 |
| 21.234.9.40 | 367659304 | 0 |
| 21.234.9.41 | 367659305 | 0 |
| 21.234.9.42 | 367659306 | 0 |
| 21.234.9.43 | 367659307 | 0 |
| 21.234.9.44 | 367659308 | 0 |
| 21.234.9.45 | 367659309 | 0 |
| 21.234.9.46 | 367659310 | 0 |
| 21.234.9.47 | 367659311 | 0 |
| 21.234.9.48 | 367659312 | 0 |
| 21.234.9.49 | 367659313 | 0 |
| 21.234.9.50 | 367659314 | 0 |
| 21.234.9.51 | 367659315 | 0 |
| 21.234.9.52 | 367659316 | 0 |
| 21.234.9.53 | 367659317 | 0 |
| 21.234.9.54 | 367659318 | 0 |
| 21.234.9.55 | 367659319 | 0 |
| 21.234.9.56 | 367659320 | 0 |
| 21.234.9.57 | 367659321 | 0 |
| 21.234.9.58 | 367659322 | 0 |
| 21.234.9.59 | 367659323 | 0 |
| 21.234.9.60 | 367659324 | 0 |
| 21.234.9.61 | 367659325 | 0 |
| 21.234.9.62 | 367659326 | 0 |
| 21.234.9.63 | 367659327 | 0 |
| 21.234.9.64 | 367659328 | 0 |
| 21.234.9.65 | 367659329 | 0 |
| 21.234.9.66 | 367659330 | 0 |
| 21.234.9.67 | 367659331 | 0 |
| 21.234.9.68 | 367659332 | 0 |
| 21.234.9.69 | 367659333 | 0 |
| 21.234.9.70 | 367659334 | 0 |
| 21.234.9.71 | 367659335 | 0 |
| 21.234.9.72 | 367659336 | 0 |
| 21.234.9.73 | 367659337 | 0 |
| 21.234.9.74 | 367659338 | 0 |
| 21.234.9.75 | 367659339 | 0 |
| 21.234.9.76 | 367659340 | 0 |
| 21.234.9.77 | 367659341 | 0 |
| 21.234.9.78 | 367659342 | 0 |
| 21.234.9.79 | 367659343 | 0 |
| 21.234.9.80 | 367659344 | 0 |
| 21.234.9.81 | 367659345 | 0 |
| 21.234.9.82 | 367659346 | 0 |
| 21.234.9.83 | 367659347 | 0 |
| 21.234.9.84 | 367659348 | 0 |
| 21.234.9.85 | 367659349 | 0 |