The IP address 21.228.2 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 22.30.204.0/23 (range 22.30.204.0 to 22.30.205.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 22.30.204.0 |
| IP ending by | 22.30.205.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| Numerical IP | |
| Registry | |
| Last update | 31/07/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | ES | Spain | - | Madrid | 40.4165 | -3.7026 | 2019-07-31 |
| MaxMind | US | United States | - | Santa Fe Springs | 33.9275 | -118.0657 | 2019-07-31 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.228.2.0 | 367264256 | 0 |
| 21.228.2.1 | 367264257 | 0 |
| 21.228.2.2 | 367264258 | 0 |
| 21.228.2.3 | 367264259 | 0 |
| 21.228.2.4 | 367264260 | 0 |
| 21.228.2.5 | 367264261 | 0 |
| 21.228.2.6 | 367264262 | 0 |
| 21.228.2.7 | 367264263 | 0 |
| 21.228.2.8 | 367264264 | 0 |
| 21.228.2.9 | 367264265 | 0 |
| 21.228.2.10 | 367264266 | 0 |
| 21.228.2.11 | 367264267 | 0 |
| 21.228.2.12 | 367264268 | 0 |
| 21.228.2.13 | 367264269 | 0 |
| 21.228.2.14 | 367264270 | 0 |
| 21.228.2.15 | 367264271 | 0 |
| 21.228.2.16 | 367264272 | 0 |
| 21.228.2.17 | 367264273 | 0 |
| 21.228.2.18 | 367264274 | 0 |
| 21.228.2.19 | 367264275 | 0 |
| 21.228.2.20 | 367264276 | 0 |
| 21.228.2.21 | 367264277 | 0 |
| 21.228.2.22 | 367264278 | 0 |
| 21.228.2.23 | 367264279 | 0 |
| 21.228.2.24 | 367264280 | 0 |
| 21.228.2.25 | 367264281 | 0 |
| 21.228.2.26 | 367264282 | 0 |
| 21.228.2.27 | 367264283 | 0 |
| 21.228.2.28 | 367264284 | 0 |
| 21.228.2.29 | 367264285 | 0 |
| 21.228.2.30 | 367264286 | 0 |
| 21.228.2.31 | 367264287 | 0 |
| 21.228.2.32 | 367264288 | 0 |
| 21.228.2.33 | 367264289 | 0 |
| 21.228.2.34 | 367264290 | 0 |
| 21.228.2.35 | 367264291 | 0 |
| 21.228.2.36 | 367264292 | 0 |
| 21.228.2.37 | 367264293 | 0 |
| 21.228.2.38 | 367264294 | 0 |
| 21.228.2.39 | 367264295 | 0 |
| 21.228.2.40 | 367264296 | 0 |
| 21.228.2.41 | 367264297 | 0 |
| 21.228.2.42 | 367264298 | 0 |
| 21.228.2.43 | 367264299 | 0 |
| 21.228.2.44 | 367264300 | 0 |
| 21.228.2.45 | 367264301 | 0 |
| 21.228.2.46 | 367264302 | 0 |
| 21.228.2.47 | 367264303 | 0 |
| 21.228.2.48 | 367264304 | 0 |
| 21.228.2.49 | 367264305 | 0 |
| 21.228.2.50 | 367264306 | 0 |
| 21.228.2.51 | 367264307 | 0 |
| 21.228.2.52 | 367264308 | 0 |
| 21.228.2.53 | 367264309 | 0 |
| 21.228.2.54 | 367264310 | 0 |
| 21.228.2.55 | 367264311 | 0 |
| 21.228.2.56 | 367264312 | 0 |
| 21.228.2.57 | 367264313 | 0 |
| 21.228.2.58 | 367264314 | 0 |
| 21.228.2.59 | 367264315 | 0 |
| 21.228.2.60 | 367264316 | 0 |
| 21.228.2.61 | 367264317 | 0 |
| 21.228.2.62 | 367264318 | 0 |
| 21.228.2.63 | 367264319 | 0 |
| 21.228.2.64 | 367264320 | 0 |
| 21.228.2.65 | 367264321 | 0 |
| 21.228.2.66 | 367264322 | 0 |
| 21.228.2.67 | 367264323 | 0 |
| 21.228.2.68 | 367264324 | 0 |
| 21.228.2.69 | 367264325 | 0 |
| 21.228.2.70 | 367264326 | 0 |
| 21.228.2.71 | 367264327 | 0 |
| 21.228.2.72 | 367264328 | 0 |
| 21.228.2.73 | 367264329 | 0 |
| 21.228.2.74 | 367264330 | 0 |
| 21.228.2.75 | 367264331 | 0 |
| 21.228.2.76 | 367264332 | 0 |
| 21.228.2.77 | 367264333 | 0 |
| 21.228.2.78 | 367264334 | 0 |
| 21.228.2.79 | 367264335 | 0 |
| 21.228.2.80 | 367264336 | 0 |
| 21.228.2.81 | 367264337 | 0 |
| 21.228.2.82 | 367264338 | 0 |
| 21.228.2.83 | 367264339 | 0 |
| 21.228.2.84 | 367264340 | 0 |
| 21.228.2.85 | 367264341 | 0 |