La dirección IP 21.245.2 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 | 28/03/2019 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | ES | España | - | Madrid | 40,4165 | -3,7026 | 2019-03-28 |
| MaxMind | US | Estados Unidos | - | - | 34,0544 | -118,244 | 2019-03-28 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.245.2.0 | 368378368 | 0 |
| 21.245.2.1 | 368378369 | 0 |
| 21.245.2.2 | 368378370 | 0 |
| 21.245.2.3 | 368378371 | 0 |
| 21.245.2.4 | 368378372 | 0 |
| 21.245.2.5 | 368378373 | 0 |
| 21.245.2.6 | 368378374 | 0 |
| 21.245.2.7 | 368378375 | 0 |
| 21.245.2.8 | 368378376 | 0 |
| 21.245.2.9 | 368378377 | 0 |
| 21.245.2.10 | 368378378 | 0 |
| 21.245.2.11 | 368378379 | 0 |
| 21.245.2.12 | 368378380 | 0 |
| 21.245.2.13 | 368378381 | 0 |
| 21.245.2.14 | 368378382 | 0 |
| 21.245.2.15 | 368378383 | 0 |
| 21.245.2.16 | 368378384 | 0 |
| 21.245.2.17 | 368378385 | 0 |
| 21.245.2.18 | 368378386 | 0 |
| 21.245.2.19 | 368378387 | 0 |
| 21.245.2.20 | 368378388 | 0 |
| 21.245.2.21 | 368378389 | 0 |
| 21.245.2.22 | 368378390 | 0 |
| 21.245.2.23 | 368378391 | 0 |
| 21.245.2.24 | 368378392 | 0 |
| 21.245.2.25 | 368378393 | 0 |
| 21.245.2.26 | 368378394 | 0 |
| 21.245.2.27 | 368378395 | 0 |
| 21.245.2.28 | 368378396 | 0 |
| 21.245.2.29 | 368378397 | 0 |
| 21.245.2.30 | 368378398 | 0 |
| 21.245.2.31 | 368378399 | 0 |
| 21.245.2.32 | 368378400 | 0 |
| 21.245.2.33 | 368378401 | 0 |
| 21.245.2.34 | 368378402 | 0 |
| 21.245.2.35 | 368378403 | 0 |
| 21.245.2.36 | 368378404 | 0 |
| 21.245.2.37 | 368378405 | 0 |
| 21.245.2.38 | 368378406 | 0 |
| 21.245.2.39 | 368378407 | 0 |
| 21.245.2.40 | 368378408 | 0 |
| 21.245.2.41 | 368378409 | 0 |
| 21.245.2.42 | 368378410 | 0 |
| 21.245.2.43 | 368378411 | 0 |
| 21.245.2.44 | 368378412 | 0 |
| 21.245.2.45 | 368378413 | 0 |
| 21.245.2.46 | 368378414 | 0 |
| 21.245.2.47 | 368378415 | 0 |
| 21.245.2.48 | 368378416 | 0 |
| 21.245.2.49 | 368378417 | 0 |
| 21.245.2.50 | 368378418 | 0 |
| 21.245.2.51 | 368378419 | 0 |
| 21.245.2.52 | 368378420 | 0 |
| 21.245.2.53 | 368378421 | 0 |
| 21.245.2.54 | 368378422 | 0 |
| 21.245.2.55 | 368378423 | 0 |
| 21.245.2.56 | 368378424 | 0 |
| 21.245.2.57 | 368378425 | 0 |
| 21.245.2.58 | 368378426 | 0 |
| 21.245.2.59 | 368378427 | 0 |
| 21.245.2.60 | 368378428 | 0 |
| 21.245.2.61 | 368378429 | 0 |
| 21.245.2.62 | 368378430 | 0 |
| 21.245.2.63 | 368378431 | 0 |
| 21.245.2.64 | 368378432 | 0 |
| 21.245.2.65 | 368378433 | 0 |
| 21.245.2.66 | 368378434 | 0 |
| 21.245.2.67 | 368378435 | 0 |
| 21.245.2.68 | 368378436 | 0 |
| 21.245.2.69 | 368378437 | 0 |
| 21.245.2.70 | 368378438 | 0 |
| 21.245.2.71 | 368378439 | 0 |
| 21.245.2.72 | 368378440 | 0 |
| 21.245.2.73 | 368378441 | 0 |
| 21.245.2.74 | 368378442 | 0 |
| 21.245.2.75 | 368378443 | 0 |
| 21.245.2.76 | 368378444 | 0 |
| 21.245.2.77 | 368378445 | 0 |
| 21.245.2.78 | 368378446 | 0 |
| 21.245.2.79 | 368378447 | 0 |
| 21.245.2.80 | 368378448 | 0 |
| 21.245.2.81 | 368378449 | 0 |
| 21.245.2.82 | 368378450 | 0 |
| 21.245.2.83 | 368378451 | 0 |
| 21.245.2.84 | 368378452 | 0 |
| 21.245.2.85 | 368378453 | 0 |