La dirección IP 21.8.167 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 | 23/12/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-12-23 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-12-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.8.167.0 | 352888576 | 0 |
| 21.8.167.1 | 352888577 | 0 |
| 21.8.167.2 | 352888578 | 0 |
| 21.8.167.3 | 352888579 | 0 |
| 21.8.167.4 | 352888580 | 0 |
| 21.8.167.5 | 352888581 | 0 |
| 21.8.167.6 | 352888582 | 0 |
| 21.8.167.7 | 352888583 | 0 |
| 21.8.167.8 | 352888584 | 0 |
| 21.8.167.9 | 352888585 | 0 |
| 21.8.167.10 | 352888586 | 0 |
| 21.8.167.11 | 352888587 | 0 |
| 21.8.167.12 | 352888588 | 0 |
| 21.8.167.13 | 352888589 | 0 |
| 21.8.167.14 | 352888590 | 0 |
| 21.8.167.15 | 352888591 | 0 |
| 21.8.167.16 | 352888592 | 0 |
| 21.8.167.17 | 352888593 | 0 |
| 21.8.167.18 | 352888594 | 0 |
| 21.8.167.19 | 352888595 | 0 |
| 21.8.167.20 | 352888596 | 0 |
| 21.8.167.21 | 352888597 | 0 |
| 21.8.167.22 | 352888598 | 0 |
| 21.8.167.23 | 352888599 | 0 |
| 21.8.167.24 | 352888600 | 0 |
| 21.8.167.25 | 352888601 | 0 |
| 21.8.167.26 | 352888602 | 0 |
| 21.8.167.27 | 352888603 | 0 |
| 21.8.167.28 | 352888604 | 0 |
| 21.8.167.29 | 352888605 | 0 |
| 21.8.167.30 | 352888606 | 0 |
| 21.8.167.31 | 352888607 | 0 |
| 21.8.167.32 | 352888608 | 0 |
| 21.8.167.33 | 352888609 | 0 |
| 21.8.167.34 | 352888610 | 0 |
| 21.8.167.35 | 352888611 | 0 |
| 21.8.167.36 | 352888612 | 0 |
| 21.8.167.37 | 352888613 | 0 |
| 21.8.167.38 | 352888614 | 0 |
| 21.8.167.39 | 352888615 | 0 |
| 21.8.167.40 | 352888616 | 0 |
| 21.8.167.41 | 352888617 | 0 |
| 21.8.167.42 | 352888618 | 0 |
| 21.8.167.43 | 352888619 | 0 |
| 21.8.167.44 | 352888620 | 0 |
| 21.8.167.45 | 352888621 | 0 |
| 21.8.167.46 | 352888622 | 0 |
| 21.8.167.47 | 352888623 | 0 |
| 21.8.167.48 | 352888624 | 0 |
| 21.8.167.49 | 352888625 | 0 |
| 21.8.167.50 | 352888626 | 0 |
| 21.8.167.51 | 352888627 | 0 |
| 21.8.167.52 | 352888628 | 0 |
| 21.8.167.53 | 352888629 | 0 |
| 21.8.167.54 | 352888630 | 0 |
| 21.8.167.55 | 352888631 | 0 |
| 21.8.167.56 | 352888632 | 0 |
| 21.8.167.57 | 352888633 | 0 |
| 21.8.167.58 | 352888634 | 0 |
| 21.8.167.59 | 352888635 | 0 |
| 21.8.167.60 | 352888636 | 0 |
| 21.8.167.61 | 352888637 | 0 |
| 21.8.167.62 | 352888638 | 0 |
| 21.8.167.63 | 352888639 | 0 |
| 21.8.167.64 | 352888640 | 0 |
| 21.8.167.65 | 352888641 | 0 |
| 21.8.167.66 | 352888642 | 0 |
| 21.8.167.67 | 352888643 | 0 |
| 21.8.167.68 | 352888644 | 0 |
| 21.8.167.69 | 352888645 | 0 |
| 21.8.167.70 | 352888646 | 0 |
| 21.8.167.71 | 352888647 | 0 |
| 21.8.167.72 | 352888648 | 0 |
| 21.8.167.73 | 352888649 | 0 |
| 21.8.167.74 | 352888650 | 0 |
| 21.8.167.75 | 352888651 | 0 |
| 21.8.167.76 | 352888652 | 0 |
| 21.8.167.77 | 352888653 | 0 |
| 21.8.167.78 | 352888654 | 0 |
| 21.8.167.79 | 352888655 | 0 |
| 21.8.167.80 | 352888656 | 0 |
| 21.8.167.81 | 352888657 | 0 |
| 21.8.167.82 | 352888658 | 0 |
| 21.8.167.83 | 352888659 | 0 |
| 21.8.167.84 | 352888660 | 0 |
| 21.8.167.85 | 352888661 | 0 |