La dirección IP 21.99.47 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 | 22/07/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Houston | 29,7633 | -95,3633 | 2018-07-22 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2018-07-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.99.47.0 | 358821632 | 0 |
| 21.99.47.1 | 358821633 | 0 |
| 21.99.47.2 | 358821634 | 0 |
| 21.99.47.3 | 358821635 | 0 |
| 21.99.47.4 | 358821636 | 0 |
| 21.99.47.5 | 358821637 | 0 |
| 21.99.47.6 | 358821638 | 0 |
| 21.99.47.7 | 358821639 | 0 |
| 21.99.47.8 | 358821640 | 0 |
| 21.99.47.9 | 358821641 | 0 |
| 21.99.47.10 | 358821642 | 0 |
| 21.99.47.11 | 358821643 | 0 |
| 21.99.47.12 | 358821644 | 0 |
| 21.99.47.13 | 358821645 | 0 |
| 21.99.47.14 | 358821646 | 0 |
| 21.99.47.15 | 358821647 | 0 |
| 21.99.47.16 | 358821648 | 0 |
| 21.99.47.17 | 358821649 | 0 |
| 21.99.47.18 | 358821650 | 0 |
| 21.99.47.19 | 358821651 | 0 |
| 21.99.47.20 | 358821652 | 0 |
| 21.99.47.21 | 358821653 | 0 |
| 21.99.47.22 | 358821654 | 0 |
| 21.99.47.23 | 358821655 | 0 |
| 21.99.47.24 | 358821656 | 0 |
| 21.99.47.25 | 358821657 | 0 |
| 21.99.47.26 | 358821658 | 0 |
| 21.99.47.27 | 358821659 | 0 |
| 21.99.47.28 | 358821660 | 0 |
| 21.99.47.29 | 358821661 | 0 |
| 21.99.47.30 | 358821662 | 0 |
| 21.99.47.31 | 358821663 | 0 |
| 21.99.47.32 | 358821664 | 0 |
| 21.99.47.33 | 358821665 | 0 |
| 21.99.47.34 | 358821666 | 0 |
| 21.99.47.35 | 358821667 | 0 |
| 21.99.47.36 | 358821668 | 0 |
| 21.99.47.37 | 358821669 | 0 |
| 21.99.47.38 | 358821670 | 0 |
| 21.99.47.39 | 358821671 | 0 |
| 21.99.47.40 | 358821672 | 0 |
| 21.99.47.41 | 358821673 | 0 |
| 21.99.47.42 | 358821674 | 0 |
| 21.99.47.43 | 358821675 | 0 |
| 21.99.47.44 | 358821676 | 0 |
| 21.99.47.45 | 358821677 | 0 |
| 21.99.47.46 | 358821678 | 0 |
| 21.99.47.47 | 358821679 | 0 |
| 21.99.47.48 | 358821680 | 0 |
| 21.99.47.49 | 358821681 | 0 |
| 21.99.47.50 | 358821682 | 0 |
| 21.99.47.51 | 358821683 | 0 |
| 21.99.47.52 | 358821684 | 0 |
| 21.99.47.53 | 358821685 | 0 |
| 21.99.47.54 | 358821686 | 0 |
| 21.99.47.55 | 358821687 | 0 |
| 21.99.47.56 | 358821688 | 0 |
| 21.99.47.57 | 358821689 | 0 |
| 21.99.47.58 | 358821690 | 0 |
| 21.99.47.59 | 358821691 | 0 |
| 21.99.47.60 | 358821692 | 0 |
| 21.99.47.61 | 358821693 | 0 |
| 21.99.47.62 | 358821694 | 0 |
| 21.99.47.63 | 358821695 | 0 |
| 21.99.47.64 | 358821696 | 0 |
| 21.99.47.65 | 358821697 | 0 |
| 21.99.47.66 | 358821698 | 0 |
| 21.99.47.67 | 358821699 | 0 |
| 21.99.47.68 | 358821700 | 0 |
| 21.99.47.69 | 358821701 | 0 |
| 21.99.47.70 | 358821702 | 0 |
| 21.99.47.71 | 358821703 | 0 |
| 21.99.47.72 | 358821704 | 0 |
| 21.99.47.73 | 358821705 | 0 |
| 21.99.47.74 | 358821706 | 0 |
| 21.99.47.75 | 358821707 | 0 |
| 21.99.47.76 | 358821708 | 0 |
| 21.99.47.77 | 358821709 | 0 |
| 21.99.47.78 | 358821710 | 0 |
| 21.99.47.79 | 358821711 | 0 |
| 21.99.47.80 | 358821712 | 0 |
| 21.99.47.81 | 358821713 | 0 |
| 21.99.47.82 | 358821714 | 0 |
| 21.99.47.83 | 358821715 | 0 |
| 21.99.47.84 | 358821716 | 0 |
| 21.99.47.85 | 358821717 | 0 |