La dirección IP 21.221.7 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 | 21/03/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2018-03-21 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2018-03-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.221.7.0 | 366806784 | 0 |
| 21.221.7.1 | 366806785 | 0 |
| 21.221.7.2 | 366806786 | 0 |
| 21.221.7.3 | 366806787 | 0 |
| 21.221.7.4 | 366806788 | 0 |
| 21.221.7.5 | 366806789 | 0 |
| 21.221.7.6 | 366806790 | 0 |
| 21.221.7.7 | 366806791 | 0 |
| 21.221.7.8 | 366806792 | 0 |
| 21.221.7.9 | 366806793 | 0 |
| 21.221.7.10 | 366806794 | 0 |
| 21.221.7.11 | 366806795 | 0 |
| 21.221.7.12 | 366806796 | 0 |
| 21.221.7.13 | 366806797 | 0 |
| 21.221.7.14 | 366806798 | 0 |
| 21.221.7.15 | 366806799 | 0 |
| 21.221.7.16 | 366806800 | 0 |
| 21.221.7.17 | 366806801 | 0 |
| 21.221.7.18 | 366806802 | 0 |
| 21.221.7.19 | 366806803 | 0 |
| 21.221.7.20 | 366806804 | 0 |
| 21.221.7.21 | 366806805 | 0 |
| 21.221.7.22 | 366806806 | 0 |
| 21.221.7.23 | 366806807 | 0 |
| 21.221.7.24 | 366806808 | 0 |
| 21.221.7.25 | 366806809 | 0 |
| 21.221.7.26 | 366806810 | 0 |
| 21.221.7.27 | 366806811 | 0 |
| 21.221.7.28 | 366806812 | 0 |
| 21.221.7.29 | 366806813 | 0 |
| 21.221.7.30 | 366806814 | 0 |
| 21.221.7.31 | 366806815 | 0 |
| 21.221.7.32 | 366806816 | 0 |
| 21.221.7.33 | 366806817 | 0 |
| 21.221.7.34 | 366806818 | 0 |
| 21.221.7.35 | 366806819 | 0 |
| 21.221.7.36 | 366806820 | 0 |
| 21.221.7.37 | 366806821 | 0 |
| 21.221.7.38 | 366806822 | 0 |
| 21.221.7.39 | 366806823 | 0 |
| 21.221.7.40 | 366806824 | 0 |
| 21.221.7.41 | 366806825 | 0 |
| 21.221.7.42 | 366806826 | 0 |
| 21.221.7.43 | 366806827 | 0 |
| 21.221.7.44 | 366806828 | 0 |
| 21.221.7.45 | 366806829 | 0 |
| 21.221.7.46 | 366806830 | 0 |
| 21.221.7.47 | 366806831 | 0 |
| 21.221.7.48 | 366806832 | 0 |
| 21.221.7.49 | 366806833 | 0 |
| 21.221.7.50 | 366806834 | 0 |
| 21.221.7.51 | 366806835 | 0 |
| 21.221.7.52 | 366806836 | 0 |
| 21.221.7.53 | 366806837 | 0 |
| 21.221.7.54 | 366806838 | 0 |
| 21.221.7.55 | 366806839 | 0 |
| 21.221.7.56 | 366806840 | 0 |
| 21.221.7.57 | 366806841 | 0 |
| 21.221.7.58 | 366806842 | 0 |
| 21.221.7.59 | 366806843 | 0 |
| 21.221.7.60 | 366806844 | 0 |
| 21.221.7.61 | 366806845 | 0 |
| 21.221.7.62 | 366806846 | 0 |
| 21.221.7.63 | 366806847 | 0 |
| 21.221.7.64 | 366806848 | 0 |
| 21.221.7.65 | 366806849 | 0 |
| 21.221.7.66 | 366806850 | 0 |
| 21.221.7.67 | 366806851 | 0 |
| 21.221.7.68 | 366806852 | 0 |
| 21.221.7.69 | 366806853 | 0 |
| 21.221.7.70 | 366806854 | 0 |
| 21.221.7.71 | 366806855 | 0 |
| 21.221.7.72 | 366806856 | 0 |
| 21.221.7.73 | 366806857 | 0 |
| 21.221.7.74 | 366806858 | 0 |
| 21.221.7.75 | 366806859 | 0 |
| 21.221.7.76 | 366806860 | 0 |
| 21.221.7.77 | 366806861 | 0 |
| 21.221.7.78 | 366806862 | 0 |
| 21.221.7.79 | 366806863 | 0 |
| 21.221.7.80 | 366806864 | 0 |
| 21.221.7.81 | 366806865 | 0 |
| 21.221.7.82 | 366806866 | 0 |
| 21.221.7.83 | 366806867 | 0 |
| 21.221.7.84 | 366806868 | 0 |
| 21.221.7.85 | 366806869 | 0 |