L'indirizzo IP 21.78.82 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 |
| 21.78.82.0 | 357454336 | 0 |
| 21.78.82.1 | 357454337 | 0 |
| 21.78.82.2 | 357454338 | 0 |
| 21.78.82.3 | 357454339 | 0 |
| 21.78.82.4 | 357454340 | 0 |
| 21.78.82.5 | 357454341 | 0 |
| 21.78.82.6 | 357454342 | 0 |
| 21.78.82.7 | 357454343 | 0 |
| 21.78.82.8 | 357454344 | 0 |
| 21.78.82.9 | 357454345 | 0 |
| 21.78.82.10 | 357454346 | 0 |
| 21.78.82.11 | 357454347 | 0 |
| 21.78.82.12 | 357454348 | 0 |
| 21.78.82.13 | 357454349 | 0 |
| 21.78.82.14 | 357454350 | 0 |
| 21.78.82.15 | 357454351 | 0 |
| 21.78.82.16 | 357454352 | 0 |
| 21.78.82.17 | 357454353 | 0 |
| 21.78.82.18 | 357454354 | 0 |
| 21.78.82.19 | 357454355 | 0 |
| 21.78.82.20 | 357454356 | 0 |
| 21.78.82.21 | 357454357 | 0 |
| 21.78.82.22 | 357454358 | 0 |
| 21.78.82.23 | 357454359 | 0 |
| 21.78.82.24 | 357454360 | 0 |
| 21.78.82.25 | 357454361 | 0 |
| 21.78.82.26 | 357454362 | 0 |
| 21.78.82.27 | 357454363 | 0 |
| 21.78.82.28 | 357454364 | 0 |
| 21.78.82.29 | 357454365 | 0 |
| 21.78.82.30 | 357454366 | 0 |
| 21.78.82.31 | 357454367 | 0 |
| 21.78.82.32 | 357454368 | 0 |
| 21.78.82.33 | 357454369 | 0 |
| 21.78.82.34 | 357454370 | 0 |
| 21.78.82.35 | 357454371 | 0 |
| 21.78.82.36 | 357454372 | 0 |
| 21.78.82.37 | 357454373 | 0 |
| 21.78.82.38 | 357454374 | 0 |
| 21.78.82.39 | 357454375 | 0 |
| 21.78.82.40 | 357454376 | 0 |
| 21.78.82.41 | 357454377 | 0 |
| 21.78.82.42 | 357454378 | 0 |
| 21.78.82.43 | 357454379 | 0 |
| 21.78.82.44 | 357454380 | 0 |
| 21.78.82.45 | 357454381 | 0 |
| 21.78.82.46 | 357454382 | 0 |
| 21.78.82.47 | 357454383 | 0 |
| 21.78.82.48 | 357454384 | 0 |
| 21.78.82.49 | 357454385 | 0 |
| 21.78.82.50 | 357454386 | 0 |
| 21.78.82.51 | 357454387 | 0 |
| 21.78.82.52 | 357454388 | 0 |
| 21.78.82.53 | 357454389 | 0 |
| 21.78.82.54 | 357454390 | 0 |
| 21.78.82.55 | 357454391 | 0 |
| 21.78.82.56 | 357454392 | 0 |
| 21.78.82.57 | 357454393 | 0 |
| 21.78.82.58 | 357454394 | 0 |
| 21.78.82.59 | 357454395 | 0 |
| 21.78.82.60 | 357454396 | 0 |
| 21.78.82.61 | 357454397 | 0 |
| 21.78.82.62 | 357454398 | 0 |
| 21.78.82.63 | 357454399 | 0 |
| 21.78.82.64 | 357454400 | 0 |
| 21.78.82.65 | 357454401 | 0 |
| 21.78.82.66 | 357454402 | 0 |
| 21.78.82.67 | 357454403 | 0 |
| 21.78.82.68 | 357454404 | 0 |
| 21.78.82.69 | 357454405 | 0 |
| 21.78.82.70 | 357454406 | 0 |
| 21.78.82.71 | 357454407 | 0 |
| 21.78.82.72 | 357454408 | 0 |
| 21.78.82.73 | 357454409 | 0 |
| 21.78.82.74 | 357454410 | 0 |
| 21.78.82.75 | 357454411 | 0 |
| 21.78.82.76 | 357454412 | 0 |
| 21.78.82.77 | 357454413 | 0 |
| 21.78.82.78 | 357454414 | 0 |
| 21.78.82.79 | 357454415 | 0 |
| 21.78.82.80 | 357454416 | 0 |
| 21.78.82.81 | 357454417 | 0 |
| 21.78.82.82 | 357454418 | 0 |
| 21.78.82.83 | 357454419 | 0 |
| 21.78.82.84 | 357454420 | 0 |
| 21.78.82.85 | 357454421 | 0 |