L'indirizzo IP 21.252.8 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 | 16/10/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Columbus | 39,9664 | -83,0128 | 2017-10-16 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-10-16 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.252.8.0 | 368838656 | 0 |
| 21.252.8.1 | 368838657 | 0 |
| 21.252.8.2 | 368838658 | 0 |
| 21.252.8.3 | 368838659 | 0 |
| 21.252.8.4 | 368838660 | 0 |
| 21.252.8.5 | 368838661 | 0 |
| 21.252.8.6 | 368838662 | 0 |
| 21.252.8.7 | 368838663 | 0 |
| 21.252.8.8 | 368838664 | 0 |
| 21.252.8.9 | 368838665 | 0 |
| 21.252.8.10 | 368838666 | 0 |
| 21.252.8.11 | 368838667 | 0 |
| 21.252.8.12 | 368838668 | 0 |
| 21.252.8.13 | 368838669 | 0 |
| 21.252.8.14 | 368838670 | 0 |
| 21.252.8.15 | 368838671 | 0 |
| 21.252.8.16 | 368838672 | 0 |
| 21.252.8.17 | 368838673 | 0 |
| 21.252.8.18 | 368838674 | 0 |
| 21.252.8.19 | 368838675 | 0 |
| 21.252.8.20 | 368838676 | 0 |
| 21.252.8.21 | 368838677 | 0 |
| 21.252.8.22 | 368838678 | 0 |
| 21.252.8.23 | 368838679 | 0 |
| 21.252.8.24 | 368838680 | 0 |
| 21.252.8.25 | 368838681 | 0 |
| 21.252.8.26 | 368838682 | 0 |
| 21.252.8.27 | 368838683 | 0 |
| 21.252.8.28 | 368838684 | 0 |
| 21.252.8.29 | 368838685 | 0 |
| 21.252.8.30 | 368838686 | 0 |
| 21.252.8.31 | 368838687 | 0 |
| 21.252.8.32 | 368838688 | 0 |
| 21.252.8.33 | 368838689 | 0 |
| 21.252.8.34 | 368838690 | 0 |
| 21.252.8.35 | 368838691 | 0 |
| 21.252.8.36 | 368838692 | 0 |
| 21.252.8.37 | 368838693 | 0 |
| 21.252.8.38 | 368838694 | 0 |
| 21.252.8.39 | 368838695 | 0 |
| 21.252.8.40 | 368838696 | 0 |
| 21.252.8.41 | 368838697 | 0 |
| 21.252.8.42 | 368838698 | 0 |
| 21.252.8.43 | 368838699 | 0 |
| 21.252.8.44 | 368838700 | 0 |
| 21.252.8.45 | 368838701 | 0 |
| 21.252.8.46 | 368838702 | 0 |
| 21.252.8.47 | 368838703 | 0 |
| 21.252.8.48 | 368838704 | 0 |
| 21.252.8.49 | 368838705 | 0 |
| 21.252.8.50 | 368838706 | 0 |
| 21.252.8.51 | 368838707 | 0 |
| 21.252.8.52 | 368838708 | 0 |
| 21.252.8.53 | 368838709 | 0 |
| 21.252.8.54 | 368838710 | 0 |
| 21.252.8.55 | 368838711 | 0 |
| 21.252.8.56 | 368838712 | 0 |
| 21.252.8.57 | 368838713 | 0 |
| 21.252.8.58 | 368838714 | 0 |
| 21.252.8.59 | 368838715 | 0 |
| 21.252.8.60 | 368838716 | 0 |
| 21.252.8.61 | 368838717 | 0 |
| 21.252.8.62 | 368838718 | 0 |
| 21.252.8.63 | 368838719 | 0 |
| 21.252.8.64 | 368838720 | 0 |
| 21.252.8.65 | 368838721 | 0 |
| 21.252.8.66 | 368838722 | 0 |
| 21.252.8.67 | 368838723 | 0 |
| 21.252.8.68 | 368838724 | 0 |
| 21.252.8.69 | 368838725 | 0 |
| 21.252.8.70 | 368838726 | 0 |
| 21.252.8.71 | 368838727 | 0 |
| 21.252.8.72 | 368838728 | 0 |
| 21.252.8.73 | 368838729 | 0 |
| 21.252.8.74 | 368838730 | 0 |
| 21.252.8.75 | 368838731 | 0 |
| 21.252.8.76 | 368838732 | 0 |
| 21.252.8.77 | 368838733 | 0 |
| 21.252.8.78 | 368838734 | 0 |
| 21.252.8.79 | 368838735 | 0 |
| 21.252.8.80 | 368838736 | 0 |
| 21.252.8.81 | 368838737 | 0 |
| 21.252.8.82 | 368838738 | 0 |
| 21.252.8.83 | 368838739 | 0 |
| 21.252.8.84 | 368838740 | 0 |
| 21.252.8.85 | 368838741 | 0 |