L'indirizzo IP 21.87.69 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 | 07/08/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Houston | 29,7633 | -95,3633 | 2018-08-07 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2018-08-07 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.87.69.0 | 358040832 | 0 |
| 21.87.69.1 | 358040833 | 0 |
| 21.87.69.2 | 358040834 | 0 |
| 21.87.69.3 | 358040835 | 0 |
| 21.87.69.4 | 358040836 | 0 |
| 21.87.69.5 | 358040837 | 0 |
| 21.87.69.6 | 358040838 | 0 |
| 21.87.69.7 | 358040839 | 0 |
| 21.87.69.8 | 358040840 | 0 |
| 21.87.69.9 | 358040841 | 0 |
| 21.87.69.10 | 358040842 | 0 |
| 21.87.69.11 | 358040843 | 0 |
| 21.87.69.12 | 358040844 | 0 |
| 21.87.69.13 | 358040845 | 0 |
| 21.87.69.14 | 358040846 | 0 |
| 21.87.69.15 | 358040847 | 0 |
| 21.87.69.16 | 358040848 | 0 |
| 21.87.69.17 | 358040849 | 0 |
| 21.87.69.18 | 358040850 | 0 |
| 21.87.69.19 | 358040851 | 0 |
| 21.87.69.20 | 358040852 | 0 |
| 21.87.69.21 | 358040853 | 0 |
| 21.87.69.22 | 358040854 | 0 |
| 21.87.69.23 | 358040855 | 0 |
| 21.87.69.24 | 358040856 | 0 |
| 21.87.69.25 | 358040857 | 0 |
| 21.87.69.26 | 358040858 | 0 |
| 21.87.69.27 | 358040859 | 0 |
| 21.87.69.28 | 358040860 | 0 |
| 21.87.69.29 | 358040861 | 0 |
| 21.87.69.30 | 358040862 | 0 |
| 21.87.69.31 | 358040863 | 0 |
| 21.87.69.32 | 358040864 | 0 |
| 21.87.69.33 | 358040865 | 0 |
| 21.87.69.34 | 358040866 | 0 |
| 21.87.69.35 | 358040867 | 0 |
| 21.87.69.36 | 358040868 | 0 |
| 21.87.69.37 | 358040869 | 0 |
| 21.87.69.38 | 358040870 | 0 |
| 21.87.69.39 | 358040871 | 0 |
| 21.87.69.40 | 358040872 | 0 |
| 21.87.69.41 | 358040873 | 0 |
| 21.87.69.42 | 358040874 | 0 |
| 21.87.69.43 | 358040875 | 0 |
| 21.87.69.44 | 358040876 | 0 |
| 21.87.69.45 | 358040877 | 0 |
| 21.87.69.46 | 358040878 | 0 |
| 21.87.69.47 | 358040879 | 0 |
| 21.87.69.48 | 358040880 | 0 |
| 21.87.69.49 | 358040881 | 0 |
| 21.87.69.50 | 358040882 | 0 |
| 21.87.69.51 | 358040883 | 0 |
| 21.87.69.52 | 358040884 | 0 |
| 21.87.69.53 | 358040885 | 0 |
| 21.87.69.54 | 358040886 | 0 |
| 21.87.69.55 | 358040887 | 0 |
| 21.87.69.56 | 358040888 | 0 |
| 21.87.69.57 | 358040889 | 0 |
| 21.87.69.58 | 358040890 | 0 |
| 21.87.69.59 | 358040891 | 0 |
| 21.87.69.60 | 358040892 | 0 |
| 21.87.69.61 | 358040893 | 0 |
| 21.87.69.62 | 358040894 | 0 |
| 21.87.69.63 | 358040895 | 0 |
| 21.87.69.64 | 358040896 | 0 |
| 21.87.69.65 | 358040897 | 0 |
| 21.87.69.66 | 358040898 | 0 |
| 21.87.69.67 | 358040899 | 0 |
| 21.87.69.68 | 358040900 | 0 |
| 21.87.69.69 | 358040901 | 0 |
| 21.87.69.70 | 358040902 | 0 |
| 21.87.69.71 | 358040903 | 0 |
| 21.87.69.72 | 358040904 | 0 |
| 21.87.69.73 | 358040905 | 0 |
| 21.87.69.74 | 358040906 | 0 |
| 21.87.69.75 | 358040907 | 0 |
| 21.87.69.76 | 358040908 | 0 |
| 21.87.69.77 | 358040909 | 0 |
| 21.87.69.78 | 358040910 | 0 |
| 21.87.69.79 | 358040911 | 0 |
| 21.87.69.80 | 358040912 | 0 |
| 21.87.69.81 | 358040913 | 0 |
| 21.87.69.82 | 358040914 | 0 |
| 21.87.69.83 | 358040915 | 0 |
| 21.87.69.84 | 358040916 | 0 |
| 21.87.69.85 | 358040917 | 0 |