Les adresses IP débutant par 121.4.166 sont fournies par China Networks Inter-Exchange, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.4.0.0/16, le bloc IP comprant les adresses de 121.4.0.0 à 121.4.255.255). Le numéro de système autonome (ASN) est 4847.
| ASN | 4847 |
| IP commençant par | 121.4.0.0 |
| IP se terminant par | 121.4.255.255 |
| Nom ASN | China Networks Inter-Exchange |
| CDIR | 121.4.0.0/16 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 17/03/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Shenyang | 41,7922 | 123,4328 | 2018-03-16 |
| MaxMind | CN | Chine | - | Beijing | 39,9289 | 116,3883 | 2018-03-16 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.4.166.0 | 2030347776 | 0 |
| 121.4.166.1 | 2030347777 | 0 |
| 121.4.166.2 | 2030347778 | 0 |
| 121.4.166.3 | 2030347779 | 0 |
| 121.4.166.4 | 2030347780 | 0 |
| 121.4.166.5 | 2030347781 | 0 |
| 121.4.166.6 | 2030347782 | 0 |
| 121.4.166.7 | 2030347783 | 0 |
| 121.4.166.8 | 2030347784 | 0 |
| 121.4.166.9 | 2030347785 | 0 |
| 121.4.166.10 | 2030347786 | 0 |
| 121.4.166.11 | 2030347787 | 0 |
| 121.4.166.12 | 2030347788 | 0 |
| 121.4.166.13 | 2030347789 | 0 |
| 121.4.166.14 | 2030347790 | 0 |
| 121.4.166.15 | 2030347791 | 0 |
| 121.4.166.16 | 2030347792 | 0 |
| 121.4.166.17 | 2030347793 | 0 |
| 121.4.166.18 | 2030347794 | 0 |
| 121.4.166.19 | 2030347795 | 0 |
| 121.4.166.20 | 2030347796 | 0 |
| 121.4.166.21 | 2030347797 | 0 |
| 121.4.166.22 | 2030347798 | 0 |
| 121.4.166.23 | 2030347799 | 0 |
| 121.4.166.24 | 2030347800 | 0 |
| 121.4.166.25 | 2030347801 | 0 |
| 121.4.166.26 | 2030347802 | 0 |
| 121.4.166.27 | 2030347803 | 0 |
| 121.4.166.28 | 2030347804 | 0 |
| 121.4.166.29 | 2030347805 | 0 |
| 121.4.166.30 | 2030347806 | 0 |
| 121.4.166.31 | 2030347807 | 0 |
| 121.4.166.32 | 2030347808 | 0 |
| 121.4.166.33 | 2030347809 | 0 |
| 121.4.166.34 | 2030347810 | 0 |
| 121.4.166.35 | 2030347811 | 0 |
| 121.4.166.36 | 2030347812 | 0 |
| 121.4.166.37 | 2030347813 | 0 |
| 121.4.166.38 | 2030347814 | 0 |
| 121.4.166.39 | 2030347815 | 0 |
| 121.4.166.40 | 2030347816 | 0 |
| 121.4.166.41 | 2030347817 | 0 |
| 121.4.166.42 | 2030347818 | 0 |
| 121.4.166.43 | 2030347819 | 0 |
| 121.4.166.44 | 2030347820 | 0 |
| 121.4.166.45 | 2030347821 | 0 |
| 121.4.166.46 | 2030347822 | 0 |
| 121.4.166.47 | 2030347823 | 0 |
| 121.4.166.48 | 2030347824 | 0 |
| 121.4.166.49 | 2030347825 | 0 |
| 121.4.166.50 | 2030347826 | 0 |
| 121.4.166.51 | 2030347827 | 0 |
| 121.4.166.52 | 2030347828 | 0 |
| 121.4.166.53 | 2030347829 | 0 |
| 121.4.166.54 | 2030347830 | 0 |
| 121.4.166.55 | 2030347831 | 0 |
| 121.4.166.56 | 2030347832 | 0 |
| 121.4.166.57 | 2030347833 | 0 |
| 121.4.166.58 | 2030347834 | 0 |
| 121.4.166.59 | 2030347835 | 0 |
| 121.4.166.60 | 2030347836 | 0 |
| 121.4.166.61 | 2030347837 | 0 |
| 121.4.166.62 | 2030347838 | 0 |
| 121.4.166.63 | 2030347839 | 0 |
| 121.4.166.64 | 2030347840 | 0 |
| 121.4.166.65 | 2030347841 | 0 |
| 121.4.166.66 | 2030347842 | 0 |
| 121.4.166.67 | 2030347843 | 0 |
| 121.4.166.68 | 2030347844 | 0 |
| 121.4.166.69 | 2030347845 | 0 |
| 121.4.166.70 | 2030347846 | 0 |
| 121.4.166.71 | 2030347847 | 0 |
| 121.4.166.72 | 2030347848 | 0 |
| 121.4.166.73 | 2030347849 | 0 |
| 121.4.166.74 | 2030347850 | 0 |
| 121.4.166.75 | 2030347851 | 0 |
| 121.4.166.76 | 2030347852 | 0 |
| 121.4.166.77 | 2030347853 | 0 |
| 121.4.166.78 | 2030347854 | 0 |
| 121.4.166.79 | 2030347855 | 0 |
| 121.4.166.80 | 2030347856 | 0 |
| 121.4.166.81 | 2030347857 | 0 |
| 121.4.166.82 | 2030347858 | 0 |
| 121.4.166.83 | 2030347859 | 0 |
| 121.4.166.84 | 2030347860 | 0 |
| 121.4.166.85 | 2030347861 | 0 |