La dirección IP 21.91.24 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 | 24/08/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-08-24 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-08-24 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.91.24.0 | 358291456 | 0 |
| 21.91.24.1 | 358291457 | 0 |
| 21.91.24.2 | 358291458 | 0 |
| 21.91.24.3 | 358291459 | 0 |
| 21.91.24.4 | 358291460 | 0 |
| 21.91.24.5 | 358291461 | 0 |
| 21.91.24.6 | 358291462 | 0 |
| 21.91.24.7 | 358291463 | 0 |
| 21.91.24.8 | 358291464 | 0 |
| 21.91.24.9 | 358291465 | 0 |
| 21.91.24.10 | 358291466 | 0 |
| 21.91.24.11 | 358291467 | 0 |
| 21.91.24.12 | 358291468 | 0 |
| 21.91.24.13 | 358291469 | 0 |
| 21.91.24.14 | 358291470 | 0 |
| 21.91.24.15 | 358291471 | 0 |
| 21.91.24.16 | 358291472 | 0 |
| 21.91.24.17 | 358291473 | 0 |
| 21.91.24.18 | 358291474 | 0 |
| 21.91.24.19 | 358291475 | 0 |
| 21.91.24.20 | 358291476 | 0 |
| 21.91.24.21 | 358291477 | 0 |
| 21.91.24.22 | 358291478 | 0 |
| 21.91.24.23 | 358291479 | 0 |
| 21.91.24.24 | 358291480 | 0 |
| 21.91.24.25 | 358291481 | 0 |
| 21.91.24.26 | 358291482 | 0 |
| 21.91.24.27 | 358291483 | 0 |
| 21.91.24.28 | 358291484 | 0 |
| 21.91.24.29 | 358291485 | 0 |
| 21.91.24.30 | 358291486 | 0 |
| 21.91.24.31 | 358291487 | 0 |
| 21.91.24.32 | 358291488 | 0 |
| 21.91.24.33 | 358291489 | 0 |
| 21.91.24.34 | 358291490 | 0 |
| 21.91.24.35 | 358291491 | 0 |
| 21.91.24.36 | 358291492 | 0 |
| 21.91.24.37 | 358291493 | 0 |
| 21.91.24.38 | 358291494 | 0 |
| 21.91.24.39 | 358291495 | 0 |
| 21.91.24.40 | 358291496 | 0 |
| 21.91.24.41 | 358291497 | 0 |
| 21.91.24.42 | 358291498 | 0 |
| 21.91.24.43 | 358291499 | 0 |
| 21.91.24.44 | 358291500 | 0 |
| 21.91.24.45 | 358291501 | 0 |
| 21.91.24.46 | 358291502 | 0 |
| 21.91.24.47 | 358291503 | 0 |
| 21.91.24.48 | 358291504 | 0 |
| 21.91.24.49 | 358291505 | 0 |
| 21.91.24.50 | 358291506 | 0 |
| 21.91.24.51 | 358291507 | 0 |
| 21.91.24.52 | 358291508 | 0 |
| 21.91.24.53 | 358291509 | 0 |
| 21.91.24.54 | 358291510 | 0 |
| 21.91.24.55 | 358291511 | 0 |
| 21.91.24.56 | 358291512 | 0 |
| 21.91.24.57 | 358291513 | 0 |
| 21.91.24.58 | 358291514 | 0 |
| 21.91.24.59 | 358291515 | 0 |
| 21.91.24.60 | 358291516 | 0 |
| 21.91.24.61 | 358291517 | 0 |
| 21.91.24.62 | 358291518 | 0 |
| 21.91.24.63 | 358291519 | 0 |
| 21.91.24.64 | 358291520 | 0 |
| 21.91.24.65 | 358291521 | 0 |
| 21.91.24.66 | 358291522 | 0 |
| 21.91.24.67 | 358291523 | 0 |
| 21.91.24.68 | 358291524 | 0 |
| 21.91.24.69 | 358291525 | 0 |
| 21.91.24.70 | 358291526 | 0 |
| 21.91.24.71 | 358291527 | 0 |
| 21.91.24.72 | 358291528 | 0 |
| 21.91.24.73 | 358291529 | 0 |
| 21.91.24.74 | 358291530 | 0 |
| 21.91.24.75 | 358291531 | 0 |
| 21.91.24.76 | 358291532 | 0 |
| 21.91.24.77 | 358291533 | 0 |
| 21.91.24.78 | 358291534 | 0 |
| 21.91.24.79 | 358291535 | 0 |
| 21.91.24.80 | 358291536 | 0 |
| 21.91.24.81 | 358291537 | 0 |
| 21.91.24.82 | 358291538 | 0 |
| 21.91.24.83 | 358291539 | 0 |
| 21.91.24.84 | 358291540 | 0 |
| 21.91.24.85 | 358291541 | 0 |