Les adresses IP débutant par 21.94.78 sont fournies par China Education and Research Network Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, le bloc IP comprant les adresses de 22.30.204.0 à 22.30.205.255). Le numéro de système autonome (ASN) est 4538.
| ASN | 4538 |
| IP commençant par | 22.30.204.0 |
| IP se terminant par | 22.30.205.255 |
| Nom ASN | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 17/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Columbus | 39,9664 | -83,0128 | 2017-09-17 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-09-17 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.94.78.0 | 358501888 | 0 |
| 21.94.78.1 | 358501889 | 0 |
| 21.94.78.2 | 358501890 | 0 |
| 21.94.78.3 | 358501891 | 0 |
| 21.94.78.4 | 358501892 | 0 |
| 21.94.78.5 | 358501893 | 0 |
| 21.94.78.6 | 358501894 | 0 |
| 21.94.78.7 | 358501895 | 0 |
| 21.94.78.8 | 358501896 | 0 |
| 21.94.78.9 | 358501897 | 0 |
| 21.94.78.10 | 358501898 | 0 |
| 21.94.78.11 | 358501899 | 0 |
| 21.94.78.12 | 358501900 | 0 |
| 21.94.78.13 | 358501901 | 0 |
| 21.94.78.14 | 358501902 | 0 |
| 21.94.78.15 | 358501903 | 0 |
| 21.94.78.16 | 358501904 | 0 |
| 21.94.78.17 | 358501905 | 0 |
| 21.94.78.18 | 358501906 | 0 |
| 21.94.78.19 | 358501907 | 0 |
| 21.94.78.20 | 358501908 | 0 |
| 21.94.78.21 | 358501909 | 0 |
| 21.94.78.22 | 358501910 | 0 |
| 21.94.78.23 | 358501911 | 0 |
| 21.94.78.24 | 358501912 | 0 |
| 21.94.78.25 | 358501913 | 0 |
| 21.94.78.26 | 358501914 | 0 |
| 21.94.78.27 | 358501915 | 0 |
| 21.94.78.28 | 358501916 | 0 |
| 21.94.78.29 | 358501917 | 0 |
| 21.94.78.30 | 358501918 | 0 |
| 21.94.78.31 | 358501919 | 0 |
| 21.94.78.32 | 358501920 | 0 |
| 21.94.78.33 | 358501921 | 0 |
| 21.94.78.34 | 358501922 | 0 |
| 21.94.78.35 | 358501923 | 0 |
| 21.94.78.36 | 358501924 | 0 |
| 21.94.78.37 | 358501925 | 0 |
| 21.94.78.38 | 358501926 | 0 |
| 21.94.78.39 | 358501927 | 0 |
| 21.94.78.40 | 358501928 | 0 |
| 21.94.78.41 | 358501929 | 0 |
| 21.94.78.42 | 358501930 | 0 |
| 21.94.78.43 | 358501931 | 0 |
| 21.94.78.44 | 358501932 | 0 |
| 21.94.78.45 | 358501933 | 0 |
| 21.94.78.46 | 358501934 | 0 |
| 21.94.78.47 | 358501935 | 0 |
| 21.94.78.48 | 358501936 | 0 |
| 21.94.78.49 | 358501937 | 0 |
| 21.94.78.50 | 358501938 | 0 |
| 21.94.78.51 | 358501939 | 0 |
| 21.94.78.52 | 358501940 | 0 |
| 21.94.78.53 | 358501941 | 0 |
| 21.94.78.54 | 358501942 | 0 |
| 21.94.78.55 | 358501943 | 0 |
| 21.94.78.56 | 358501944 | 0 |
| 21.94.78.57 | 358501945 | 0 |
| 21.94.78.58 | 358501946 | 0 |
| 21.94.78.59 | 358501947 | 0 |
| 21.94.78.60 | 358501948 | 0 |
| 21.94.78.61 | 358501949 | 0 |
| 21.94.78.62 | 358501950 | 0 |
| 21.94.78.63 | 358501951 | 0 |
| 21.94.78.64 | 358501952 | 0 |
| 21.94.78.65 | 358501953 | 0 |
| 21.94.78.66 | 358501954 | 0 |
| 21.94.78.67 | 358501955 | 0 |
| 21.94.78.68 | 358501956 | 0 |
| 21.94.78.69 | 358501957 | 0 |
| 21.94.78.70 | 358501958 | 0 |
| 21.94.78.71 | 358501959 | 0 |
| 21.94.78.72 | 358501960 | 0 |
| 21.94.78.73 | 358501961 | 0 |
| 21.94.78.74 | 358501962 | 0 |
| 21.94.78.75 | 358501963 | 0 |
| 21.94.78.76 | 358501964 | 0 |
| 21.94.78.77 | 358501965 | 0 |
| 21.94.78.78 | 358501966 | 0 |
| 21.94.78.79 | 358501967 | 0 |
| 21.94.78.80 | 358501968 | 0 |
| 21.94.78.81 | 358501969 | 0 |
| 21.94.78.82 | 358501970 | 0 |
| 21.94.78.83 | 358501971 | 0 |
| 21.94.78.84 | 358501972 | 0 |
| 21.94.78.85 | 358501973 | 0 |