L'indirizzo IP 121.49.25 è fornito da China Education and Research Network Center, che è di proprietà del CIDR (Classless Inter-Domain Routing) 121.48.0.0/15, IP tra 121.48.0.0 a 121.49.255.255 ). Il numero di sistema autonomo (ASN) è 4538.
| ASN | 4538 |
| IP inizia con | 121.48.0.0 |
| IP finale con | 121.49.255.255 |
| ASN Nome | China Education and Research Network Center |
| CDIR | 121.48.0.0/15 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 04/11/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | CN | China | - | Chengdu | 30,6667 | 104,0667 | 2018-11-04 |
| MaxMind | CN | China | - | Chongqing | 29,5628 | 106,5528 | 2018-11-04 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.49.25.0 | 2033260800 | 0 |
| 121.49.25.1 | 2033260801 | 0 |
| 121.49.25.2 | 2033260802 | 0 |
| 121.49.25.3 | 2033260803 | 0 |
| 121.49.25.4 | 2033260804 | 0 |
| 121.49.25.5 | 2033260805 | 0 |
| 121.49.25.6 | 2033260806 | 0 |
| 121.49.25.7 | 2033260807 | 0 |
| 121.49.25.8 | 2033260808 | 0 |
| 121.49.25.9 | 2033260809 | 0 |
| 121.49.25.10 | 2033260810 | 0 |
| 121.49.25.11 | 2033260811 | 0 |
| 121.49.25.12 | 2033260812 | 0 |
| 121.49.25.13 | 2033260813 | 0 |
| 121.49.25.14 | 2033260814 | 0 |
| 121.49.25.15 | 2033260815 | 0 |
| 121.49.25.16 | 2033260816 | 0 |
| 121.49.25.17 | 2033260817 | 0 |
| 121.49.25.18 | 2033260818 | 0 |
| 121.49.25.19 | 2033260819 | 0 |
| 121.49.25.20 | 2033260820 | 0 |
| 121.49.25.21 | 2033260821 | 0 |
| 121.49.25.22 | 2033260822 | 0 |
| 121.49.25.23 | 2033260823 | 0 |
| 121.49.25.24 | 2033260824 | 0 |
| 121.49.25.25 | 2033260825 | 0 |
| 121.49.25.26 | 2033260826 | 0 |
| 121.49.25.27 | 2033260827 | 0 |
| 121.49.25.28 | 2033260828 | 0 |
| 121.49.25.29 | 2033260829 | 0 |
| 121.49.25.30 | 2033260830 | 0 |
| 121.49.25.31 | 2033260831 | 0 |
| 121.49.25.32 | 2033260832 | 0 |
| 121.49.25.33 | 2033260833 | 0 |
| 121.49.25.34 | 2033260834 | 0 |
| 121.49.25.35 | 2033260835 | 0 |
| 121.49.25.36 | 2033260836 | 0 |
| 121.49.25.37 | 2033260837 | 0 |
| 121.49.25.38 | 2033260838 | 0 |
| 121.49.25.39 | 2033260839 | 0 |
| 121.49.25.40 | 2033260840 | 0 |
| 121.49.25.41 | 2033260841 | 0 |
| 121.49.25.42 | 2033260842 | 0 |
| 121.49.25.43 | 2033260843 | 0 |
| 121.49.25.44 | 2033260844 | 0 |
| 121.49.25.45 | 2033260845 | 0 |
| 121.49.25.46 | 2033260846 | 0 |
| 121.49.25.47 | 2033260847 | 0 |
| 121.49.25.48 | 2033260848 | 0 |
| 121.49.25.49 | 2033260849 | 0 |
| 121.49.25.50 | 2033260850 | 0 |
| 121.49.25.51 | 2033260851 | 0 |
| 121.49.25.52 | 2033260852 | 0 |
| 121.49.25.53 | 2033260853 | 0 |
| 121.49.25.54 | 2033260854 | 0 |
| 121.49.25.55 | 2033260855 | 0 |
| 121.49.25.56 | 2033260856 | 0 |
| 121.49.25.57 | 2033260857 | 0 |
| 121.49.25.58 | 2033260858 | 0 |
| 121.49.25.59 | 2033260859 | 0 |
| 121.49.25.60 | 2033260860 | 0 |
| 121.49.25.61 | 2033260861 | 0 |
| 121.49.25.62 | 2033260862 | 0 |
| 121.49.25.63 | 2033260863 | 0 |
| 121.49.25.64 | 2033260864 | 0 |
| 121.49.25.65 | 2033260865 | 0 |
| 121.49.25.66 | 2033260866 | 0 |
| 121.49.25.67 | 2033260867 | 0 |
| 121.49.25.68 | 2033260868 | 0 |
| 121.49.25.69 | 2033260869 | 0 |
| 121.49.25.70 | 2033260870 | 0 |
| 121.49.25.71 | 2033260871 | 0 |
| 121.49.25.72 | 2033260872 | 0 |
| 121.49.25.73 | 2033260873 | 0 |
| 121.49.25.74 | 2033260874 | 0 |
| 121.49.25.75 | 2033260875 | 0 |
| 121.49.25.76 | 2033260876 | 0 |
| 121.49.25.77 | 2033260877 | 0 |
| 121.49.25.78 | 2033260878 | 0 |
| 121.49.25.79 | 2033260879 | 0 |
| 121.49.25.80 | 2033260880 | 0 |
| 121.49.25.81 | 2033260881 | 0 |
| 121.49.25.82 | 2033260882 | 0 |
| 121.49.25.83 | 2033260883 | 0 |
| 121.49.25.84 | 2033260884 | 0 |
| 121.49.25.85 | 2033260885 | 0 |