Die IP-Adresse 21.72.32 erfolgt über China Education and Research Network Center, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 22.30.204.0/23 (Bereich 22.30.204.0, 22.30.205.255). Die autonomen Systemnummer (ASN) ist 4538.
| ASN | 4538 |
| Ausgehend von IP | 22.30.204.0 |
| Beendigung durch IP | 22.30.205.255 |
| ASN-Namen | China Education and Research Network Center |
| GGDV | 22.30.204.0/23 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 09.07.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2017-07-08 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2017-07-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.72.32.0 | 357048320 | 0 |
| 21.72.32.1 | 357048321 | 0 |
| 21.72.32.2 | 357048322 | 0 |
| 21.72.32.3 | 357048323 | 0 |
| 21.72.32.4 | 357048324 | 0 |
| 21.72.32.5 | 357048325 | 0 |
| 21.72.32.6 | 357048326 | 0 |
| 21.72.32.7 | 357048327 | 0 |
| 21.72.32.8 | 357048328 | 0 |
| 21.72.32.9 | 357048329 | 0 |
| 21.72.32.10 | 357048330 | 0 |
| 21.72.32.11 | 357048331 | 0 |
| 21.72.32.12 | 357048332 | 0 |
| 21.72.32.13 | 357048333 | 0 |
| 21.72.32.14 | 357048334 | 0 |
| 21.72.32.15 | 357048335 | 0 |
| 21.72.32.16 | 357048336 | 0 |
| 21.72.32.17 | 357048337 | 0 |
| 21.72.32.18 | 357048338 | 0 |
| 21.72.32.19 | 357048339 | 0 |
| 21.72.32.20 | 357048340 | 0 |
| 21.72.32.21 | 357048341 | 0 |
| 21.72.32.22 | 357048342 | 0 |
| 21.72.32.23 | 357048343 | 0 |
| 21.72.32.24 | 357048344 | 0 |
| 21.72.32.25 | 357048345 | 0 |
| 21.72.32.26 | 357048346 | 0 |
| 21.72.32.27 | 357048347 | 0 |
| 21.72.32.28 | 357048348 | 0 |
| 21.72.32.29 | 357048349 | 0 |
| 21.72.32.30 | 357048350 | 0 |
| 21.72.32.31 | 357048351 | 0 |
| 21.72.32.32 | 357048352 | 0 |
| 21.72.32.33 | 357048353 | 0 |
| 21.72.32.34 | 357048354 | 0 |
| 21.72.32.35 | 357048355 | 0 |
| 21.72.32.36 | 357048356 | 0 |
| 21.72.32.37 | 357048357 | 0 |
| 21.72.32.38 | 357048358 | 0 |
| 21.72.32.39 | 357048359 | 0 |
| 21.72.32.40 | 357048360 | 0 |
| 21.72.32.41 | 357048361 | 0 |
| 21.72.32.42 | 357048362 | 0 |
| 21.72.32.43 | 357048363 | 0 |
| 21.72.32.44 | 357048364 | 0 |
| 21.72.32.45 | 357048365 | 0 |
| 21.72.32.46 | 357048366 | 0 |
| 21.72.32.47 | 357048367 | 0 |
| 21.72.32.48 | 357048368 | 0 |
| 21.72.32.49 | 357048369 | 0 |
| 21.72.32.50 | 357048370 | 0 |
| 21.72.32.51 | 357048371 | 0 |
| 21.72.32.52 | 357048372 | 0 |
| 21.72.32.53 | 357048373 | 0 |
| 21.72.32.54 | 357048374 | 0 |
| 21.72.32.55 | 357048375 | 0 |
| 21.72.32.56 | 357048376 | 0 |
| 21.72.32.57 | 357048377 | 0 |
| 21.72.32.58 | 357048378 | 0 |
| 21.72.32.59 | 357048379 | 0 |
| 21.72.32.60 | 357048380 | 0 |
| 21.72.32.61 | 357048381 | 0 |
| 21.72.32.62 | 357048382 | 0 |
| 21.72.32.63 | 357048383 | 0 |
| 21.72.32.64 | 357048384 | 0 |
| 21.72.32.65 | 357048385 | 0 |
| 21.72.32.66 | 357048386 | 0 |
| 21.72.32.67 | 357048387 | 0 |
| 21.72.32.68 | 357048388 | 0 |
| 21.72.32.69 | 357048389 | 0 |
| 21.72.32.70 | 357048390 | 0 |
| 21.72.32.71 | 357048391 | 0 |
| 21.72.32.72 | 357048392 | 0 |
| 21.72.32.73 | 357048393 | 0 |
| 21.72.32.74 | 357048394 | 0 |
| 21.72.32.75 | 357048395 | 0 |
| 21.72.32.76 | 357048396 | 0 |
| 21.72.32.77 | 357048397 | 0 |
| 21.72.32.78 | 357048398 | 0 |
| 21.72.32.79 | 357048399 | 0 |
| 21.72.32.80 | 357048400 | 0 |
| 21.72.32.81 | 357048401 | 0 |
| 21.72.32.82 | 357048402 | 0 |
| 21.72.32.83 | 357048403 | 0 |
| 21.72.32.84 | 357048404 | 0 |
| 21.72.32.85 | 357048405 | 0 |