La dirección IP 21.72.26 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 | 22/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-07-21 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-07-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.72.26.0 | 357046784 | 0 |
| 21.72.26.1 | 357046785 | 0 |
| 21.72.26.2 | 357046786 | 0 |
| 21.72.26.3 | 357046787 | 0 |
| 21.72.26.4 | 357046788 | 0 |
| 21.72.26.5 | 357046789 | 0 |
| 21.72.26.6 | 357046790 | 0 |
| 21.72.26.7 | 357046791 | 0 |
| 21.72.26.8 | 357046792 | 0 |
| 21.72.26.9 | 357046793 | 0 |
| 21.72.26.10 | 357046794 | 0 |
| 21.72.26.11 | 357046795 | 0 |
| 21.72.26.12 | 357046796 | 0 |
| 21.72.26.13 | 357046797 | 0 |
| 21.72.26.14 | 357046798 | 0 |
| 21.72.26.15 | 357046799 | 0 |
| 21.72.26.16 | 357046800 | 0 |
| 21.72.26.17 | 357046801 | 0 |
| 21.72.26.18 | 357046802 | 0 |
| 21.72.26.19 | 357046803 | 0 |
| 21.72.26.20 | 357046804 | 0 |
| 21.72.26.21 | 357046805 | 0 |
| 21.72.26.22 | 357046806 | 0 |
| 21.72.26.23 | 357046807 | 0 |
| 21.72.26.24 | 357046808 | 0 |
| 21.72.26.25 | 357046809 | 0 |
| 21.72.26.26 | 357046810 | 0 |
| 21.72.26.27 | 357046811 | 0 |
| 21.72.26.28 | 357046812 | 0 |
| 21.72.26.29 | 357046813 | 0 |
| 21.72.26.30 | 357046814 | 0 |
| 21.72.26.31 | 357046815 | 0 |
| 21.72.26.32 | 357046816 | 0 |
| 21.72.26.33 | 357046817 | 0 |
| 21.72.26.34 | 357046818 | 0 |
| 21.72.26.35 | 357046819 | 0 |
| 21.72.26.36 | 357046820 | 0 |
| 21.72.26.37 | 357046821 | 0 |
| 21.72.26.38 | 357046822 | 0 |
| 21.72.26.39 | 357046823 | 0 |
| 21.72.26.40 | 357046824 | 0 |
| 21.72.26.41 | 357046825 | 0 |
| 21.72.26.42 | 357046826 | 0 |
| 21.72.26.43 | 357046827 | 0 |
| 21.72.26.44 | 357046828 | 0 |
| 21.72.26.45 | 357046829 | 0 |
| 21.72.26.46 | 357046830 | 0 |
| 21.72.26.47 | 357046831 | 0 |
| 21.72.26.48 | 357046832 | 0 |
| 21.72.26.49 | 357046833 | 0 |
| 21.72.26.50 | 357046834 | 0 |
| 21.72.26.51 | 357046835 | 0 |
| 21.72.26.52 | 357046836 | 0 |
| 21.72.26.53 | 357046837 | 0 |
| 21.72.26.54 | 357046838 | 0 |
| 21.72.26.55 | 357046839 | 0 |
| 21.72.26.56 | 357046840 | 0 |
| 21.72.26.57 | 357046841 | 0 |
| 21.72.26.58 | 357046842 | 0 |
| 21.72.26.59 | 357046843 | 0 |
| 21.72.26.60 | 357046844 | 0 |
| 21.72.26.61 | 357046845 | 0 |
| 21.72.26.62 | 357046846 | 0 |
| 21.72.26.63 | 357046847 | 0 |
| 21.72.26.64 | 357046848 | 0 |
| 21.72.26.65 | 357046849 | 0 |
| 21.72.26.66 | 357046850 | 0 |
| 21.72.26.67 | 357046851 | 0 |
| 21.72.26.68 | 357046852 | 0 |
| 21.72.26.69 | 357046853 | 0 |
| 21.72.26.70 | 357046854 | 0 |
| 21.72.26.71 | 357046855 | 0 |
| 21.72.26.72 | 357046856 | 0 |
| 21.72.26.73 | 357046857 | 0 |
| 21.72.26.74 | 357046858 | 0 |
| 21.72.26.75 | 357046859 | 0 |
| 21.72.26.76 | 357046860 | 0 |
| 21.72.26.77 | 357046861 | 0 |
| 21.72.26.78 | 357046862 | 0 |
| 21.72.26.79 | 357046863 | 0 |
| 21.72.26.80 | 357046864 | 0 |
| 21.72.26.81 | 357046865 | 0 |
| 21.72.26.82 | 357046866 | 0 |
| 21.72.26.83 | 357046867 | 0 |
| 21.72.26.84 | 357046868 | 0 |
| 21.72.26.85 | 357046869 | 0 |