Les adresses IP débutant par 121.9.142 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 | 18/08/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Foshan | 23,0268 | 113,1315 | 2018-08-18 |
| MaxMind | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2018-08-18 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.9.142.0 | 2030669312 | 0 |
| 121.9.142.1 | 2030669313 | 0 |
| 121.9.142.2 | 2030669314 | 0 |
| 121.9.142.3 | 2030669315 | 0 |
| 121.9.142.4 | 2030669316 | 0 |
| 121.9.142.5 | 2030669317 | 0 |
| 121.9.142.6 | 2030669318 | 0 |
| 121.9.142.7 | 2030669319 | 0 |
| 121.9.142.8 | 2030669320 | 0 |
| 121.9.142.9 | 2030669321 | 0 |
| 121.9.142.10 | 2030669322 | 0 |
| 121.9.142.11 | 2030669323 | 0 |
| 121.9.142.12 | 2030669324 | 0 |
| 121.9.142.13 | 2030669325 | 0 |
| 121.9.142.14 | 2030669326 | 0 |
| 121.9.142.15 | 2030669327 | 0 |
| 121.9.142.16 | 2030669328 | 0 |
| 121.9.142.17 | 2030669329 | 0 |
| 121.9.142.18 | 2030669330 | 0 |
| 121.9.142.19 | 2030669331 | 0 |
| 121.9.142.20 | 2030669332 | 0 |
| 121.9.142.21 | 2030669333 | 0 |
| 121.9.142.22 | 2030669334 | 0 |
| 121.9.142.23 | 2030669335 | 0 |
| 121.9.142.24 | 2030669336 | 0 |
| 121.9.142.25 | 2030669337 | 0 |
| 121.9.142.26 | 2030669338 | 0 |
| 121.9.142.27 | 2030669339 | 0 |
| 121.9.142.28 | 2030669340 | 0 |
| 121.9.142.29 | 2030669341 | 0 |
| 121.9.142.30 | 2030669342 | 0 |
| 121.9.142.31 | 2030669343 | 0 |
| 121.9.142.32 | 2030669344 | 0 |
| 121.9.142.33 | 2030669345 | 0 |
| 121.9.142.34 | 2030669346 | 0 |
| 121.9.142.35 | 2030669347 | 0 |
| 121.9.142.36 | 2030669348 | 0 |
| 121.9.142.37 | 2030669349 | 0 |
| 121.9.142.38 | 2030669350 | 0 |
| 121.9.142.39 | 2030669351 | 0 |
| 121.9.142.40 | 2030669352 | 0 |
| 121.9.142.41 | 2030669353 | 0 |
| 121.9.142.42 | 2030669354 | 0 |
| 121.9.142.43 | 2030669355 | 0 |
| 121.9.142.44 | 2030669356 | 0 |
| 121.9.142.45 | 2030669357 | 0 |
| 121.9.142.46 | 2030669358 | 0 |
| 121.9.142.47 | 2030669359 | 0 |
| 121.9.142.48 | 2030669360 | 0 |
| 121.9.142.49 | 2030669361 | 0 |
| 121.9.142.50 | 2030669362 | 0 |
| 121.9.142.51 | 2030669363 | 0 |
| 121.9.142.52 | 2030669364 | 0 |
| 121.9.142.53 | 2030669365 | 0 |
| 121.9.142.54 | 2030669366 | 0 |
| 121.9.142.55 | 2030669367 | 0 |
| 121.9.142.56 | 2030669368 | 0 |
| 121.9.142.57 | 2030669369 | 0 |
| 121.9.142.58 | 2030669370 | 0 |
| 121.9.142.59 | 2030669371 | 0 |
| 121.9.142.60 | 2030669372 | 0 |
| 121.9.142.61 | 2030669373 | 0 |
| 121.9.142.62 | 2030669374 | 0 |
| 121.9.142.63 | 2030669375 | 0 |
| 121.9.142.64 | 2030669376 | 0 |
| 121.9.142.65 | 2030669377 | 0 |
| 121.9.142.66 | 2030669378 | 0 |
| 121.9.142.67 | 2030669379 | 0 |
| 121.9.142.68 | 2030669380 | 0 |
| 121.9.142.69 | 2030669381 | 0 |
| 121.9.142.70 | 2030669382 | 0 |
| 121.9.142.71 | 2030669383 | 0 |
| 121.9.142.72 | 2030669384 | 0 |
| 121.9.142.73 | 2030669385 | 0 |
| 121.9.142.74 | 2030669386 | 0 |
| 121.9.142.75 | 2030669387 | 0 |
| 121.9.142.76 | 2030669388 | 0 |
| 121.9.142.77 | 2030669389 | 0 |
| 121.9.142.78 | 2030669390 | 0 |
| 121.9.142.79 | 2030669391 | 0 |
| 121.9.142.80 | 2030669392 | 0 |
| 121.9.142.81 | 2030669393 | 0 |
| 121.9.142.82 | 2030669394 | 0 |
| 121.9.142.83 | 2030669395 | 0 |
| 121.9.142.84 | 2030669396 | 0 |
| 121.9.142.85 | 2030669397 | 0 |