The IP address 21.71.40 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 | 29/11/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Saint Louis | 38.6273 | -90.1979 | 2018-11-29 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-11-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.71.40.0 | 356984832 | 0 |
| 21.71.40.1 | 356984833 | 0 |
| 21.71.40.2 | 356984834 | 0 |
| 21.71.40.3 | 356984835 | 0 |
| 21.71.40.4 | 356984836 | 0 |
| 21.71.40.5 | 356984837 | 0 |
| 21.71.40.6 | 356984838 | 0 |
| 21.71.40.7 | 356984839 | 0 |
| 21.71.40.8 | 356984840 | 0 |
| 21.71.40.9 | 356984841 | 0 |
| 21.71.40.10 | 356984842 | 0 |
| 21.71.40.11 | 356984843 | 0 |
| 21.71.40.12 | 356984844 | 0 |
| 21.71.40.13 | 356984845 | 0 |
| 21.71.40.14 | 356984846 | 0 |
| 21.71.40.15 | 356984847 | 0 |
| 21.71.40.16 | 356984848 | 0 |
| 21.71.40.17 | 356984849 | 0 |
| 21.71.40.18 | 356984850 | 0 |
| 21.71.40.19 | 356984851 | 0 |
| 21.71.40.20 | 356984852 | 0 |
| 21.71.40.21 | 356984853 | 0 |
| 21.71.40.22 | 356984854 | 0 |
| 21.71.40.23 | 356984855 | 0 |
| 21.71.40.24 | 356984856 | 0 |
| 21.71.40.25 | 356984857 | 0 |
| 21.71.40.26 | 356984858 | 0 |
| 21.71.40.27 | 356984859 | 0 |
| 21.71.40.28 | 356984860 | 0 |
| 21.71.40.29 | 356984861 | 0 |
| 21.71.40.30 | 356984862 | 0 |
| 21.71.40.31 | 356984863 | 0 |
| 21.71.40.32 | 356984864 | 0 |
| 21.71.40.33 | 356984865 | 0 |
| 21.71.40.34 | 356984866 | 0 |
| 21.71.40.35 | 356984867 | 0 |
| 21.71.40.36 | 356984868 | 0 |
| 21.71.40.37 | 356984869 | 0 |
| 21.71.40.38 | 356984870 | 0 |
| 21.71.40.39 | 356984871 | 0 |
| 21.71.40.40 | 356984872 | 0 |
| 21.71.40.41 | 356984873 | 0 |
| 21.71.40.42 | 356984874 | 0 |
| 21.71.40.43 | 356984875 | 0 |
| 21.71.40.44 | 356984876 | 0 |
| 21.71.40.45 | 356984877 | 0 |
| 21.71.40.46 | 356984878 | 0 |
| 21.71.40.47 | 356984879 | 0 |
| 21.71.40.48 | 356984880 | 0 |
| 21.71.40.49 | 356984881 | 0 |
| 21.71.40.50 | 356984882 | 0 |
| 21.71.40.51 | 356984883 | 0 |
| 21.71.40.52 | 356984884 | 0 |
| 21.71.40.53 | 356984885 | 0 |
| 21.71.40.54 | 356984886 | 0 |
| 21.71.40.55 | 356984887 | 0 |
| 21.71.40.56 | 356984888 | 0 |
| 21.71.40.57 | 356984889 | 0 |
| 21.71.40.58 | 356984890 | 0 |
| 21.71.40.59 | 356984891 | 0 |
| 21.71.40.60 | 356984892 | 0 |
| 21.71.40.61 | 356984893 | 0 |
| 21.71.40.62 | 356984894 | 0 |
| 21.71.40.63 | 356984895 | 0 |
| 21.71.40.64 | 356984896 | 0 |
| 21.71.40.65 | 356984897 | 0 |
| 21.71.40.66 | 356984898 | 0 |
| 21.71.40.67 | 356984899 | 0 |
| 21.71.40.68 | 356984900 | 0 |
| 21.71.40.69 | 356984901 | 0 |
| 21.71.40.70 | 356984902 | 0 |
| 21.71.40.71 | 356984903 | 0 |
| 21.71.40.72 | 356984904 | 0 |
| 21.71.40.73 | 356984905 | 0 |
| 21.71.40.74 | 356984906 | 0 |
| 21.71.40.75 | 356984907 | 0 |
| 21.71.40.76 | 356984908 | 0 |
| 21.71.40.77 | 356984909 | 0 |
| 21.71.40.78 | 356984910 | 0 |
| 21.71.40.79 | 356984911 | 0 |
| 21.71.40.80 | 356984912 | 0 |
| 21.71.40.81 | 356984913 | 0 |
| 21.71.40.82 | 356984914 | 0 |
| 21.71.40.83 | 356984915 | 0 |
| 21.71.40.84 | 356984916 | 0 |
| 21.71.40.85 | 356984917 | 0 |