La dirección IP 21.90.24 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 | 22/12/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Houston | 29,7633 | -95,3633 | 2018-12-21 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2018-12-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.90.24.0 | 358225920 | 0 |
| 21.90.24.1 | 358225921 | 0 |
| 21.90.24.2 | 358225922 | 0 |
| 21.90.24.3 | 358225923 | 0 |
| 21.90.24.4 | 358225924 | 0 |
| 21.90.24.5 | 358225925 | 0 |
| 21.90.24.6 | 358225926 | 0 |
| 21.90.24.7 | 358225927 | 0 |
| 21.90.24.8 | 358225928 | 0 |
| 21.90.24.9 | 358225929 | 0 |
| 21.90.24.10 | 358225930 | 0 |
| 21.90.24.11 | 358225931 | 0 |
| 21.90.24.12 | 358225932 | 0 |
| 21.90.24.13 | 358225933 | 0 |
| 21.90.24.14 | 358225934 | 0 |
| 21.90.24.15 | 358225935 | 0 |
| 21.90.24.16 | 358225936 | 0 |
| 21.90.24.17 | 358225937 | 0 |
| 21.90.24.18 | 358225938 | 0 |
| 21.90.24.19 | 358225939 | 0 |
| 21.90.24.20 | 358225940 | 0 |
| 21.90.24.21 | 358225941 | 0 |
| 21.90.24.22 | 358225942 | 0 |
| 21.90.24.23 | 358225943 | 0 |
| 21.90.24.24 | 358225944 | 0 |
| 21.90.24.25 | 358225945 | 0 |
| 21.90.24.26 | 358225946 | 0 |
| 21.90.24.27 | 358225947 | 0 |
| 21.90.24.28 | 358225948 | 0 |
| 21.90.24.29 | 358225949 | 0 |
| 21.90.24.30 | 358225950 | 0 |
| 21.90.24.31 | 358225951 | 0 |
| 21.90.24.32 | 358225952 | 0 |
| 21.90.24.33 | 358225953 | 0 |
| 21.90.24.34 | 358225954 | 0 |
| 21.90.24.35 | 358225955 | 0 |
| 21.90.24.36 | 358225956 | 0 |
| 21.90.24.37 | 358225957 | 0 |
| 21.90.24.38 | 358225958 | 0 |
| 21.90.24.39 | 358225959 | 0 |
| 21.90.24.40 | 358225960 | 0 |
| 21.90.24.41 | 358225961 | 0 |
| 21.90.24.42 | 358225962 | 0 |
| 21.90.24.43 | 358225963 | 0 |
| 21.90.24.44 | 358225964 | 0 |
| 21.90.24.45 | 358225965 | 0 |
| 21.90.24.46 | 358225966 | 0 |
| 21.90.24.47 | 358225967 | 0 |
| 21.90.24.48 | 358225968 | 0 |
| 21.90.24.49 | 358225969 | 0 |
| 21.90.24.50 | 358225970 | 0 |
| 21.90.24.51 | 358225971 | 0 |
| 21.90.24.52 | 358225972 | 0 |
| 21.90.24.53 | 358225973 | 0 |
| 21.90.24.54 | 358225974 | 0 |
| 21.90.24.55 | 358225975 | 0 |
| 21.90.24.56 | 358225976 | 0 |
| 21.90.24.57 | 358225977 | 0 |
| 21.90.24.58 | 358225978 | 0 |
| 21.90.24.59 | 358225979 | 0 |
| 21.90.24.60 | 358225980 | 0 |
| 21.90.24.61 | 358225981 | 0 |
| 21.90.24.62 | 358225982 | 0 |
| 21.90.24.63 | 358225983 | 0 |
| 21.90.24.64 | 358225984 | 0 |
| 21.90.24.65 | 358225985 | 0 |
| 21.90.24.66 | 358225986 | 0 |
| 21.90.24.67 | 358225987 | 0 |
| 21.90.24.68 | 358225988 | 0 |
| 21.90.24.69 | 358225989 | 0 |
| 21.90.24.70 | 358225990 | 0 |
| 21.90.24.71 | 358225991 | 0 |
| 21.90.24.72 | 358225992 | 0 |
| 21.90.24.73 | 358225993 | 0 |
| 21.90.24.74 | 358225994 | 0 |
| 21.90.24.75 | 358225995 | 0 |
| 21.90.24.76 | 358225996 | 0 |
| 21.90.24.77 | 358225997 | 0 |
| 21.90.24.78 | 358225998 | 0 |
| 21.90.24.79 | 358225999 | 0 |
| 21.90.24.80 | 358226000 | 0 |
| 21.90.24.81 | 358226001 | 0 |
| 21.90.24.82 | 358226002 | 0 |
| 21.90.24.83 | 358226003 | 0 |
| 21.90.24.84 | 358226004 | 0 |
| 21.90.24.85 | 358226005 | 0 |