The IP address 21.97.48 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 20/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2017-09-20 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-09-20 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.97.48.0 | 358690816 | 0 |
| 21.97.48.1 | 358690817 | 0 |
| 21.97.48.2 | 358690818 | 0 |
| 21.97.48.3 | 358690819 | 0 |
| 21.97.48.4 | 358690820 | 0 |
| 21.97.48.5 | 358690821 | 0 |
| 21.97.48.6 | 358690822 | 0 |
| 21.97.48.7 | 358690823 | 0 |
| 21.97.48.8 | 358690824 | 0 |
| 21.97.48.9 | 358690825 | 0 |
| 21.97.48.10 | 358690826 | 0 |
| 21.97.48.11 | 358690827 | 0 |
| 21.97.48.12 | 358690828 | 0 |
| 21.97.48.13 | 358690829 | 0 |
| 21.97.48.14 | 358690830 | 0 |
| 21.97.48.15 | 358690831 | 0 |
| 21.97.48.16 | 358690832 | 0 |
| 21.97.48.17 | 358690833 | 0 |
| 21.97.48.18 | 358690834 | 0 |
| 21.97.48.19 | 358690835 | 0 |
| 21.97.48.20 | 358690836 | 0 |
| 21.97.48.21 | 358690837 | 0 |
| 21.97.48.22 | 358690838 | 0 |
| 21.97.48.23 | 358690839 | 0 |
| 21.97.48.24 | 358690840 | 0 |
| 21.97.48.25 | 358690841 | 0 |
| 21.97.48.26 | 358690842 | 0 |
| 21.97.48.27 | 358690843 | 0 |
| 21.97.48.28 | 358690844 | 0 |
| 21.97.48.29 | 358690845 | 0 |
| 21.97.48.30 | 358690846 | 0 |
| 21.97.48.31 | 358690847 | 0 |
| 21.97.48.32 | 358690848 | 0 |
| 21.97.48.33 | 358690849 | 0 |
| 21.97.48.34 | 358690850 | 0 |
| 21.97.48.35 | 358690851 | 0 |
| 21.97.48.36 | 358690852 | 0 |
| 21.97.48.37 | 358690853 | 0 |
| 21.97.48.38 | 358690854 | 0 |
| 21.97.48.39 | 358690855 | 0 |
| 21.97.48.40 | 358690856 | 0 |
| 21.97.48.41 | 358690857 | 0 |
| 21.97.48.42 | 358690858 | 0 |
| 21.97.48.43 | 358690859 | 0 |
| 21.97.48.44 | 358690860 | 0 |
| 21.97.48.45 | 358690861 | 0 |
| 21.97.48.46 | 358690862 | 0 |
| 21.97.48.47 | 358690863 | 0 |
| 21.97.48.48 | 358690864 | 0 |
| 21.97.48.49 | 358690865 | 0 |
| 21.97.48.50 | 358690866 | 0 |
| 21.97.48.51 | 358690867 | 0 |
| 21.97.48.52 | 358690868 | 0 |
| 21.97.48.53 | 358690869 | 0 |
| 21.97.48.54 | 358690870 | 0 |
| 21.97.48.55 | 358690871 | 0 |
| 21.97.48.56 | 358690872 | 0 |
| 21.97.48.57 | 358690873 | 0 |
| 21.97.48.58 | 358690874 | 0 |
| 21.97.48.59 | 358690875 | 0 |
| 21.97.48.60 | 358690876 | 0 |
| 21.97.48.61 | 358690877 | 0 |
| 21.97.48.62 | 358690878 | 0 |
| 21.97.48.63 | 358690879 | 0 |
| 21.97.48.64 | 358690880 | 0 |
| 21.97.48.65 | 358690881 | 0 |
| 21.97.48.66 | 358690882 | 0 |
| 21.97.48.67 | 358690883 | 0 |
| 21.97.48.68 | 358690884 | 0 |
| 21.97.48.69 | 358690885 | 0 |
| 21.97.48.70 | 358690886 | 0 |
| 21.97.48.71 | 358690887 | 0 |
| 21.97.48.72 | 358690888 | 0 |
| 21.97.48.73 | 358690889 | 0 |
| 21.97.48.74 | 358690890 | 0 |
| 21.97.48.75 | 358690891 | 0 |
| 21.97.48.76 | 358690892 | 0 |
| 21.97.48.77 | 358690893 | 0 |
| 21.97.48.78 | 358690894 | 0 |
| 21.97.48.79 | 358690895 | 0 |
| 21.97.48.80 | 358690896 | 0 |
| 21.97.48.81 | 358690897 | 0 |
| 21.97.48.82 | 358690898 | 0 |
| 21.97.48.83 | 358690899 | 0 |
| 21.97.48.84 | 358690900 | 0 |
| 21.97.48.85 | 358690901 | 0 |