La dirección IP 21.76.18 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 | 27/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-07-26 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-07-26 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.76.18.0 | 357306880 | 0 |
| 21.76.18.1 | 357306881 | 0 |
| 21.76.18.2 | 357306882 | 0 |
| 21.76.18.3 | 357306883 | 0 |
| 21.76.18.4 | 357306884 | 0 |
| 21.76.18.5 | 357306885 | 0 |
| 21.76.18.6 | 357306886 | 0 |
| 21.76.18.7 | 357306887 | 0 |
| 21.76.18.8 | 357306888 | 0 |
| 21.76.18.9 | 357306889 | 0 |
| 21.76.18.10 | 357306890 | 0 |
| 21.76.18.11 | 357306891 | 0 |
| 21.76.18.12 | 357306892 | 0 |
| 21.76.18.13 | 357306893 | 0 |
| 21.76.18.14 | 357306894 | 0 |
| 21.76.18.15 | 357306895 | 0 |
| 21.76.18.16 | 357306896 | 0 |
| 21.76.18.17 | 357306897 | 0 |
| 21.76.18.18 | 357306898 | 0 |
| 21.76.18.19 | 357306899 | 0 |
| 21.76.18.20 | 357306900 | 0 |
| 21.76.18.21 | 357306901 | 0 |
| 21.76.18.22 | 357306902 | 0 |
| 21.76.18.23 | 357306903 | 0 |
| 21.76.18.24 | 357306904 | 0 |
| 21.76.18.25 | 357306905 | 0 |
| 21.76.18.26 | 357306906 | 0 |
| 21.76.18.27 | 357306907 | 0 |
| 21.76.18.28 | 357306908 | 0 |
| 21.76.18.29 | 357306909 | 0 |
| 21.76.18.30 | 357306910 | 0 |
| 21.76.18.31 | 357306911 | 0 |
| 21.76.18.32 | 357306912 | 0 |
| 21.76.18.33 | 357306913 | 0 |
| 21.76.18.34 | 357306914 | 0 |
| 21.76.18.35 | 357306915 | 0 |
| 21.76.18.36 | 357306916 | 0 |
| 21.76.18.37 | 357306917 | 0 |
| 21.76.18.38 | 357306918 | 0 |
| 21.76.18.39 | 357306919 | 0 |
| 21.76.18.40 | 357306920 | 0 |
| 21.76.18.41 | 357306921 | 0 |
| 21.76.18.42 | 357306922 | 0 |
| 21.76.18.43 | 357306923 | 0 |
| 21.76.18.44 | 357306924 | 0 |
| 21.76.18.45 | 357306925 | 0 |
| 21.76.18.46 | 357306926 | 0 |
| 21.76.18.47 | 357306927 | 0 |
| 21.76.18.48 | 357306928 | 0 |
| 21.76.18.49 | 357306929 | 0 |
| 21.76.18.50 | 357306930 | 0 |
| 21.76.18.51 | 357306931 | 0 |
| 21.76.18.52 | 357306932 | 0 |
| 21.76.18.53 | 357306933 | 0 |
| 21.76.18.54 | 357306934 | 0 |
| 21.76.18.55 | 357306935 | 0 |
| 21.76.18.56 | 357306936 | 0 |
| 21.76.18.57 | 357306937 | 0 |
| 21.76.18.58 | 357306938 | 0 |
| 21.76.18.59 | 357306939 | 0 |
| 21.76.18.60 | 357306940 | 0 |
| 21.76.18.61 | 357306941 | 0 |
| 21.76.18.62 | 357306942 | 0 |
| 21.76.18.63 | 357306943 | 0 |
| 21.76.18.64 | 357306944 | 0 |
| 21.76.18.65 | 357306945 | 0 |
| 21.76.18.66 | 357306946 | 0 |
| 21.76.18.67 | 357306947 | 0 |
| 21.76.18.68 | 357306948 | 0 |
| 21.76.18.69 | 357306949 | 0 |
| 21.76.18.70 | 357306950 | 0 |
| 21.76.18.71 | 357306951 | 0 |
| 21.76.18.72 | 357306952 | 0 |
| 21.76.18.73 | 357306953 | 0 |
| 21.76.18.74 | 357306954 | 0 |
| 21.76.18.75 | 357306955 | 0 |
| 21.76.18.76 | 357306956 | 0 |
| 21.76.18.77 | 357306957 | 0 |
| 21.76.18.78 | 357306958 | 0 |
| 21.76.18.79 | 357306959 | 0 |
| 21.76.18.80 | 357306960 | 0 |
| 21.76.18.81 | 357306961 | 0 |
| 21.76.18.82 | 357306962 | 0 |
| 21.76.18.83 | 357306963 | 0 |
| 21.76.18.84 | 357306964 | 0 |
| 21.76.18.85 | 357306965 | 0 |