The IP address 21.243.2 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 | 19/03/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-03-19 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-03-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.243.2.0 | 368247296 | 0 |
| 21.243.2.1 | 368247297 | 0 |
| 21.243.2.2 | 368247298 | 0 |
| 21.243.2.3 | 368247299 | 0 |
| 21.243.2.4 | 368247300 | 0 |
| 21.243.2.5 | 368247301 | 0 |
| 21.243.2.6 | 368247302 | 0 |
| 21.243.2.7 | 368247303 | 0 |
| 21.243.2.8 | 368247304 | 0 |
| 21.243.2.9 | 368247305 | 0 |
| 21.243.2.10 | 368247306 | 0 |
| 21.243.2.11 | 368247307 | 0 |
| 21.243.2.12 | 368247308 | 0 |
| 21.243.2.13 | 368247309 | 0 |
| 21.243.2.14 | 368247310 | 0 |
| 21.243.2.15 | 368247311 | 0 |
| 21.243.2.16 | 368247312 | 0 |
| 21.243.2.17 | 368247313 | 0 |
| 21.243.2.18 | 368247314 | 0 |
| 21.243.2.19 | 368247315 | 0 |
| 21.243.2.20 | 368247316 | 0 |
| 21.243.2.21 | 368247317 | 0 |
| 21.243.2.22 | 368247318 | 0 |
| 21.243.2.23 | 368247319 | 0 |
| 21.243.2.24 | 368247320 | 0 |
| 21.243.2.25 | 368247321 | 0 |
| 21.243.2.26 | 368247322 | 0 |
| 21.243.2.27 | 368247323 | 0 |
| 21.243.2.28 | 368247324 | 0 |
| 21.243.2.29 | 368247325 | 0 |
| 21.243.2.30 | 368247326 | 0 |
| 21.243.2.31 | 368247327 | 0 |
| 21.243.2.32 | 368247328 | 0 |
| 21.243.2.33 | 368247329 | 0 |
| 21.243.2.34 | 368247330 | 0 |
| 21.243.2.35 | 368247331 | 0 |
| 21.243.2.36 | 368247332 | 0 |
| 21.243.2.37 | 368247333 | 0 |
| 21.243.2.38 | 368247334 | 0 |
| 21.243.2.39 | 368247335 | 0 |
| 21.243.2.40 | 368247336 | 0 |
| 21.243.2.41 | 368247337 | 0 |
| 21.243.2.42 | 368247338 | 0 |
| 21.243.2.43 | 368247339 | 0 |
| 21.243.2.44 | 368247340 | 0 |
| 21.243.2.45 | 368247341 | 0 |
| 21.243.2.46 | 368247342 | 0 |
| 21.243.2.47 | 368247343 | 0 |
| 21.243.2.48 | 368247344 | 0 |
| 21.243.2.49 | 368247345 | 0 |
| 21.243.2.50 | 368247346 | 0 |
| 21.243.2.51 | 368247347 | 0 |
| 21.243.2.52 | 368247348 | 0 |
| 21.243.2.53 | 368247349 | 0 |
| 21.243.2.54 | 368247350 | 0 |
| 21.243.2.55 | 368247351 | 0 |
| 21.243.2.56 | 368247352 | 0 |
| 21.243.2.57 | 368247353 | 0 |
| 21.243.2.58 | 368247354 | 0 |
| 21.243.2.59 | 368247355 | 0 |
| 21.243.2.60 | 368247356 | 0 |
| 21.243.2.61 | 368247357 | 0 |
| 21.243.2.62 | 368247358 | 0 |
| 21.243.2.63 | 368247359 | 0 |
| 21.243.2.64 | 368247360 | 0 |
| 21.243.2.65 | 368247361 | 0 |
| 21.243.2.66 | 368247362 | 0 |
| 21.243.2.67 | 368247363 | 0 |
| 21.243.2.68 | 368247364 | 0 |
| 21.243.2.69 | 368247365 | 0 |
| 21.243.2.70 | 368247366 | 0 |
| 21.243.2.71 | 368247367 | 0 |
| 21.243.2.72 | 368247368 | 0 |
| 21.243.2.73 | 368247369 | 0 |
| 21.243.2.74 | 368247370 | 0 |
| 21.243.2.75 | 368247371 | 0 |
| 21.243.2.76 | 368247372 | 0 |
| 21.243.2.77 | 368247373 | 0 |
| 21.243.2.78 | 368247374 | 0 |
| 21.243.2.79 | 368247375 | 0 |
| 21.243.2.80 | 368247376 | 0 |
| 21.243.2.81 | 368247377 | 0 |
| 21.243.2.82 | 368247378 | 0 |
| 21.243.2.83 | 368247379 | 0 |
| 21.243.2.84 | 368247380 | 0 |
| 21.243.2.85 | 368247381 | 0 |