Les adresses IP débutant par 121.9.199 sont fournies par ChinaNet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.8.0.0/13, le bloc IP comprant les adresses de 121.8.0.0 à 121.15.255.255). Le numéro de système autonome (ASN) est 4134.
| ASN | 4134 |
| IP commençant par | 121.8.0.0 |
| IP se terminant par | 121.15.255.255 |
| Nom ASN | ChinaNet |
| CDIR | 121.8.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 20/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2017-07-20 |
| MaxMind | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2017-07-20 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.9.199.0 | 2030683904 | 0 |
| 121.9.199.1 | 2030683905 | 0 |
| 121.9.199.2 | 2030683906 | 0 |
| 121.9.199.3 | 2030683907 | 0 |
| 121.9.199.4 | 2030683908 | 0 |
| 121.9.199.5 | 2030683909 | 0 |
| 121.9.199.6 | 2030683910 | 0 |
| 121.9.199.7 | 2030683911 | 0 |
| 121.9.199.8 | 2030683912 | 0 |
| 121.9.199.9 | 2030683913 | 0 |
| 121.9.199.10 | 2030683914 | 0 |
| 121.9.199.11 | 2030683915 | 0 |
| 121.9.199.12 | 2030683916 | 0 |
| 121.9.199.13 | 2030683917 | 0 |
| 121.9.199.14 | 2030683918 | 0 |
| 121.9.199.15 | 2030683919 | 0 |
| 121.9.199.16 | 2030683920 | 0 |
| 121.9.199.17 | 2030683921 | 0 |
| 121.9.199.18 | 2030683922 | 0 |
| 121.9.199.19 | 2030683923 | 0 |
| 121.9.199.20 | 2030683924 | 0 |
| 121.9.199.21 | 2030683925 | 0 |
| 121.9.199.22 | 2030683926 | 0 |
| 121.9.199.23 | 2030683927 | 0 |
| 121.9.199.24 | 2030683928 | 0 |
| 121.9.199.25 | 2030683929 | 0 |
| 121.9.199.26 | 2030683930 | 0 |
| 121.9.199.27 | 2030683931 | 0 |
| 121.9.199.28 | 2030683932 | 0 |
| 121.9.199.29 | 2030683933 | 0 |
| 121.9.199.30 | 2030683934 | 0 |
| 121.9.199.31 | 2030683935 | 0 |
| 121.9.199.32 | 2030683936 | 0 |
| 121.9.199.33 | 2030683937 | 0 |
| 121.9.199.34 | 2030683938 | 0 |
| 121.9.199.35 | 2030683939 | 0 |
| 121.9.199.36 | 2030683940 | 0 |
| 121.9.199.37 | 2030683941 | 0 |
| 121.9.199.38 | 2030683942 | 0 |
| 121.9.199.39 | 2030683943 | 0 |
| 121.9.199.40 | 2030683944 | 0 |
| 121.9.199.41 | 2030683945 | 0 |
| 121.9.199.42 | 2030683946 | 0 |
| 121.9.199.43 | 2030683947 | 0 |
| 121.9.199.44 | 2030683948 | 0 |
| 121.9.199.45 | 2030683949 | 0 |
| 121.9.199.46 | 2030683950 | 0 |
| 121.9.199.47 | 2030683951 | 0 |
| 121.9.199.48 | 2030683952 | 0 |
| 121.9.199.49 | 2030683953 | 0 |
| 121.9.199.50 | 2030683954 | 0 |
| 121.9.199.51 | 2030683955 | 0 |
| 121.9.199.52 | 2030683956 | 0 |
| 121.9.199.53 | 2030683957 | 0 |
| 121.9.199.54 | 2030683958 | 0 |
| 121.9.199.55 | 2030683959 | 0 |
| 121.9.199.56 | 2030683960 | 0 |
| 121.9.199.57 | 2030683961 | 0 |
| 121.9.199.58 | 2030683962 | 0 |
| 121.9.199.59 | 2030683963 | 0 |
| 121.9.199.60 | 2030683964 | 0 |
| 121.9.199.61 | 2030683965 | 0 |
| 121.9.199.62 | 2030683966 | 0 |
| 121.9.199.63 | 2030683967 | 0 |
| 121.9.199.64 | 2030683968 | 0 |
| 121.9.199.65 | 2030683969 | 0 |
| 121.9.199.66 | 2030683970 | 0 |
| 121.9.199.67 | 2030683971 | 0 |
| 121.9.199.68 | 2030683972 | 0 |
| 121.9.199.69 | 2030683973 | 0 |
| 121.9.199.70 | 2030683974 | 0 |
| 121.9.199.71 | 2030683975 | 0 |
| 121.9.199.72 | 2030683976 | 0 |
| 121.9.199.73 | 2030683977 | 0 |
| 121.9.199.74 | 2030683978 | 0 |
| 121.9.199.75 | 2030683979 | 0 |
| 121.9.199.76 | 2030683980 | 0 |
| 121.9.199.77 | 2030683981 | 0 |
| 121.9.199.78 | 2030683982 | 0 |
| 121.9.199.79 | 2030683983 | 0 |
| 121.9.199.80 | 2030683984 | 0 |
| 121.9.199.81 | 2030683985 | 0 |
| 121.9.199.82 | 2030683986 | 0 |
| 121.9.199.83 | 2030683987 | 0 |
| 121.9.199.84 | 2030683988 | 0 |
| 121.9.199.85 | 2030683989 | 0 |