The IP address 183.66.21 is provided by ChinaNet, it's belong to the CDIR (Classless Inter-Domain Routing) 183.64.0.0/13 (range 183.64.0.0 to 183.71.255.255). The autonomous system number (ASN) is 4134.
| ASN | 4134 |
| IP starting by | 183.64.0.0 |
| IP ending by | 183.71.255.255 |
| ASN Name | ChinaNet |
| CDIR | 183.64.0.0/13 |
| Numerical IP | |
| Registry | apnic |
| Last update | 01/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | CN | China | - | Chongqing | 29.5628 | 106.5528 | 2017-09-01 |
| MaxMind | CN | China | - | Chongqing | 29.5628 | 106.5528 | 2017-09-01 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 183.66.21.0 | 3074561280 | 0 |
| 183.66.21.1 | 3074561281 | 0 |
| 183.66.21.2 | 3074561282 | 0 |
| 183.66.21.3 | 3074561283 | 0 |
| 183.66.21.4 | 3074561284 | 0 |
| 183.66.21.5 | 3074561285 | 0 |
| 183.66.21.6 | 3074561286 | 0 |
| 183.66.21.7 | 3074561287 | 0 |
| 183.66.21.8 | 3074561288 | 0 |
| 183.66.21.9 | 3074561289 | 0 |
| 183.66.21.10 | 3074561290 | 0 |
| 183.66.21.11 | 3074561291 | 0 |
| 183.66.21.12 | 3074561292 | 0 |
| 183.66.21.13 | 3074561293 | 0 |
| 183.66.21.14 | 3074561294 | 0 |
| 183.66.21.15 | 3074561295 | 0 |
| 183.66.21.16 | 3074561296 | 0 |
| 183.66.21.17 | 3074561297 | 0 |
| 183.66.21.18 | 3074561298 | 0 |
| 183.66.21.19 | 3074561299 | 0 |
| 183.66.21.20 | 3074561300 | 0 |
| 183.66.21.21 | 3074561301 | 0 |
| 183.66.21.22 | 3074561302 | 0 |
| 183.66.21.23 | 3074561303 | 0 |
| 183.66.21.24 | 3074561304 | 0 |
| 183.66.21.25 | 3074561305 | 0 |
| 183.66.21.26 | 3074561306 | 0 |
| 183.66.21.27 | 3074561307 | 0 |
| 183.66.21.28 | 3074561308 | 0 |
| 183.66.21.29 | 3074561309 | 0 |
| 183.66.21.30 | 3074561310 | 0 |
| 183.66.21.31 | 3074561311 | 0 |
| 183.66.21.32 | 3074561312 | 0 |
| 183.66.21.33 | 3074561313 | 0 |
| 183.66.21.34 | 3074561314 | 0 |
| 183.66.21.35 | 3074561315 | 0 |
| 183.66.21.36 | 3074561316 | 0 |
| 183.66.21.37 | 3074561317 | 0 |
| 183.66.21.38 | 3074561318 | 0 |
| 183.66.21.39 | 3074561319 | 0 |
| 183.66.21.40 | 3074561320 | 0 |
| 183.66.21.41 | 3074561321 | 0 |
| 183.66.21.42 | 3074561322 | 0 |
| 183.66.21.43 | 3074561323 | 0 |
| 183.66.21.44 | 3074561324 | 0 |
| 183.66.21.45 | 3074561325 | 0 |
| 183.66.21.46 | 3074561326 | 0 |
| 183.66.21.47 | 3074561327 | 0 |
| 183.66.21.48 | 3074561328 | 0 |
| 183.66.21.49 | 3074561329 | 0 |
| 183.66.21.50 | 3074561330 | 0 |
| 183.66.21.51 | 3074561331 | 0 |
| 183.66.21.52 | 3074561332 | 0 |
| 183.66.21.53 | 3074561333 | 0 |
| 183.66.21.54 | 3074561334 | 0 |
| 183.66.21.55 | 3074561335 | 0 |
| 183.66.21.56 | 3074561336 | 0 |
| 183.66.21.57 | 3074561337 | 0 |
| 183.66.21.58 | 3074561338 | 0 |
| 183.66.21.59 | 3074561339 | 0 |
| 183.66.21.60 | 3074561340 | 0 |
| 183.66.21.61 | 3074561341 | 0 |
| 183.66.21.62 | 3074561342 | 0 |
| 183.66.21.63 | 3074561343 | 0 |
| 183.66.21.64 | 3074561344 | 0 |
| 183.66.21.65 | 3074561345 | 0 |
| 183.66.21.66 | 3074561346 | 0 |
| 183.66.21.67 | 3074561347 | 0 |
| 183.66.21.68 | 3074561348 | 0 |
| 183.66.21.69 | 3074561349 | 0 |
| 183.66.21.70 | 3074561350 | 0 |
| 183.66.21.71 | 3074561351 | 0 |
| 183.66.21.72 | 3074561352 | 0 |
| 183.66.21.73 | 3074561353 | 0 |
| 183.66.21.74 | 3074561354 | 0 |
| 183.66.21.75 | 3074561355 | 0 |
| 183.66.21.76 | 3074561356 | 0 |
| 183.66.21.77 | 3074561357 | 0 |
| 183.66.21.78 | 3074561358 | 0 |
| 183.66.21.79 | 3074561359 | 0 |
| 183.66.21.80 | 3074561360 | 0 |
| 183.66.21.81 | 3074561361 | 0 |
| 183.66.21.82 | 3074561362 | 0 |
| 183.66.21.83 | 3074561363 | 0 |
| 183.66.21.84 | 3074561364 | 0 |
| 183.66.21.85 | 3074561365 | 0 |