La dirección IP 21.233.2 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 | 05/10/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-10-04 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-10-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.233.2.0 | 367591936 | 0 |
| 21.233.2.1 | 367591937 | 0 |
| 21.233.2.2 | 367591938 | 0 |
| 21.233.2.3 | 367591939 | 0 |
| 21.233.2.4 | 367591940 | 0 |
| 21.233.2.5 | 367591941 | 0 |
| 21.233.2.6 | 367591942 | 0 |
| 21.233.2.7 | 367591943 | 0 |
| 21.233.2.8 | 367591944 | 0 |
| 21.233.2.9 | 367591945 | 0 |
| 21.233.2.10 | 367591946 | 0 |
| 21.233.2.11 | 367591947 | 0 |
| 21.233.2.12 | 367591948 | 0 |
| 21.233.2.13 | 367591949 | 0 |
| 21.233.2.14 | 367591950 | 0 |
| 21.233.2.15 | 367591951 | 0 |
| 21.233.2.16 | 367591952 | 0 |
| 21.233.2.17 | 367591953 | 0 |
| 21.233.2.18 | 367591954 | 0 |
| 21.233.2.19 | 367591955 | 0 |
| 21.233.2.20 | 367591956 | 0 |
| 21.233.2.21 | 367591957 | 0 |
| 21.233.2.22 | 367591958 | 0 |
| 21.233.2.23 | 367591959 | 0 |
| 21.233.2.24 | 367591960 | 0 |
| 21.233.2.25 | 367591961 | 0 |
| 21.233.2.26 | 367591962 | 0 |
| 21.233.2.27 | 367591963 | 0 |
| 21.233.2.28 | 367591964 | 0 |
| 21.233.2.29 | 367591965 | 0 |
| 21.233.2.30 | 367591966 | 0 |
| 21.233.2.31 | 367591967 | 0 |
| 21.233.2.32 | 367591968 | 0 |
| 21.233.2.33 | 367591969 | 0 |
| 21.233.2.34 | 367591970 | 0 |
| 21.233.2.35 | 367591971 | 0 |
| 21.233.2.36 | 367591972 | 0 |
| 21.233.2.37 | 367591973 | 0 |
| 21.233.2.38 | 367591974 | 0 |
| 21.233.2.39 | 367591975 | 0 |
| 21.233.2.40 | 367591976 | 0 |
| 21.233.2.41 | 367591977 | 0 |
| 21.233.2.42 | 367591978 | 0 |
| 21.233.2.43 | 367591979 | 0 |
| 21.233.2.44 | 367591980 | 0 |
| 21.233.2.45 | 367591981 | 0 |
| 21.233.2.46 | 367591982 | 0 |
| 21.233.2.47 | 367591983 | 0 |
| 21.233.2.48 | 367591984 | 0 |
| 21.233.2.49 | 367591985 | 0 |
| 21.233.2.50 | 367591986 | 0 |
| 21.233.2.51 | 367591987 | 0 |
| 21.233.2.52 | 367591988 | 0 |
| 21.233.2.53 | 367591989 | 0 |
| 21.233.2.54 | 367591990 | 0 |
| 21.233.2.55 | 367591991 | 0 |
| 21.233.2.56 | 367591992 | 0 |
| 21.233.2.57 | 367591993 | 0 |
| 21.233.2.58 | 367591994 | 0 |
| 21.233.2.59 | 367591995 | 0 |
| 21.233.2.60 | 367591996 | 0 |
| 21.233.2.61 | 367591997 | 0 |
| 21.233.2.62 | 367591998 | 0 |
| 21.233.2.63 | 367591999 | 0 |
| 21.233.2.64 | 367592000 | 0 |
| 21.233.2.65 | 367592001 | 0 |
| 21.233.2.66 | 367592002 | 0 |
| 21.233.2.67 | 367592003 | 0 |
| 21.233.2.68 | 367592004 | 0 |
| 21.233.2.69 | 367592005 | 0 |
| 21.233.2.70 | 367592006 | 0 |
| 21.233.2.71 | 367592007 | 0 |
| 21.233.2.72 | 367592008 | 0 |
| 21.233.2.73 | 367592009 | 0 |
| 21.233.2.74 | 367592010 | 0 |
| 21.233.2.75 | 367592011 | 0 |
| 21.233.2.76 | 367592012 | 0 |
| 21.233.2.77 | 367592013 | 0 |
| 21.233.2.78 | 367592014 | 0 |
| 21.233.2.79 | 367592015 | 0 |
| 21.233.2.80 | 367592016 | 0 |
| 21.233.2.81 | 367592017 | 0 |
| 21.233.2.82 | 367592018 | 0 |
| 21.233.2.83 | 367592019 | 0 |
| 21.233.2.84 | 367592020 | 0 |
| 21.233.2.85 | 367592021 | 0 |