La dirección IP 21.83.19 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 | 05/08/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-08-04 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-08-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.83.19.0 | 357765888 | 0 |
| 21.83.19.1 | 357765889 | 0 |
| 21.83.19.2 | 357765890 | 0 |
| 21.83.19.3 | 357765891 | 0 |
| 21.83.19.4 | 357765892 | 0 |
| 21.83.19.5 | 357765893 | 0 |
| 21.83.19.6 | 357765894 | 0 |
| 21.83.19.7 | 357765895 | 0 |
| 21.83.19.8 | 357765896 | 0 |
| 21.83.19.9 | 357765897 | 0 |
| 21.83.19.10 | 357765898 | 0 |
| 21.83.19.11 | 357765899 | 0 |
| 21.83.19.12 | 357765900 | 0 |
| 21.83.19.13 | 357765901 | 0 |
| 21.83.19.14 | 357765902 | 0 |
| 21.83.19.15 | 357765903 | 0 |
| 21.83.19.16 | 357765904 | 0 |
| 21.83.19.17 | 357765905 | 0 |
| 21.83.19.18 | 357765906 | 0 |
| 21.83.19.19 | 357765907 | 0 |
| 21.83.19.20 | 357765908 | 0 |
| 21.83.19.21 | 357765909 | 0 |
| 21.83.19.22 | 357765910 | 0 |
| 21.83.19.23 | 357765911 | 0 |
| 21.83.19.24 | 357765912 | 0 |
| 21.83.19.25 | 357765913 | 0 |
| 21.83.19.26 | 357765914 | 0 |
| 21.83.19.27 | 357765915 | 0 |
| 21.83.19.28 | 357765916 | 0 |
| 21.83.19.29 | 357765917 | 0 |
| 21.83.19.30 | 357765918 | 0 |
| 21.83.19.31 | 357765919 | 0 |
| 21.83.19.32 | 357765920 | 0 |
| 21.83.19.33 | 357765921 | 0 |
| 21.83.19.34 | 357765922 | 0 |
| 21.83.19.35 | 357765923 | 0 |
| 21.83.19.36 | 357765924 | 0 |
| 21.83.19.37 | 357765925 | 0 |
| 21.83.19.38 | 357765926 | 0 |
| 21.83.19.39 | 357765927 | 0 |
| 21.83.19.40 | 357765928 | 0 |
| 21.83.19.41 | 357765929 | 0 |
| 21.83.19.42 | 357765930 | 0 |
| 21.83.19.43 | 357765931 | 0 |
| 21.83.19.44 | 357765932 | 0 |
| 21.83.19.45 | 357765933 | 0 |
| 21.83.19.46 | 357765934 | 0 |
| 21.83.19.47 | 357765935 | 0 |
| 21.83.19.48 | 357765936 | 0 |
| 21.83.19.49 | 357765937 | 0 |
| 21.83.19.50 | 357765938 | 0 |
| 21.83.19.51 | 357765939 | 0 |
| 21.83.19.52 | 357765940 | 0 |
| 21.83.19.53 | 357765941 | 0 |
| 21.83.19.54 | 357765942 | 0 |
| 21.83.19.55 | 357765943 | 0 |
| 21.83.19.56 | 357765944 | 0 |
| 21.83.19.57 | 357765945 | 0 |
| 21.83.19.58 | 357765946 | 0 |
| 21.83.19.59 | 357765947 | 0 |
| 21.83.19.60 | 357765948 | 0 |
| 21.83.19.61 | 357765949 | 0 |
| 21.83.19.62 | 357765950 | 0 |
| 21.83.19.63 | 357765951 | 0 |
| 21.83.19.64 | 357765952 | 0 |
| 21.83.19.65 | 357765953 | 0 |
| 21.83.19.66 | 357765954 | 0 |
| 21.83.19.67 | 357765955 | 0 |
| 21.83.19.68 | 357765956 | 0 |
| 21.83.19.69 | 357765957 | 0 |
| 21.83.19.70 | 357765958 | 0 |
| 21.83.19.71 | 357765959 | 0 |
| 21.83.19.72 | 357765960 | 0 |
| 21.83.19.73 | 357765961 | 0 |
| 21.83.19.74 | 357765962 | 0 |
| 21.83.19.75 | 357765963 | 0 |
| 21.83.19.76 | 357765964 | 0 |
| 21.83.19.77 | 357765965 | 0 |
| 21.83.19.78 | 357765966 | 0 |
| 21.83.19.79 | 357765967 | 0 |
| 21.83.19.80 | 357765968 | 0 |
| 21.83.19.81 | 357765969 | 0 |
| 21.83.19.82 | 357765970 | 0 |
| 21.83.19.83 | 357765971 | 0 |
| 21.83.19.84 | 357765972 | 0 |
| 21.83.19.85 | 357765973 | 0 |