La dirección IP 21.97.15 es proporcionada por China Education and Research Network Center, que es propiedad de la CIDR (Classless Inter-Domain Routing) 22.30.204.0/23, IP entre 22.30.204.0 a 22.30.205.255 ). El número de sistema autónomo (ASN) es 4538.
| ASN | 4538 |
| IP que comienzan con | 22.30.204.0 |
| IP que termina con | 22.30.205.255 |
| ASN Nombre | China Education and Research Network Center |
| CDIR | 22.30.204.0/23 |
| IP numérica | |
| Registe | |
| Última actualización | 27/09/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-09-27 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-09-27 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.97.15.0 | 358682368 | 0 |
| 21.97.15.1 | 358682369 | 0 |
| 21.97.15.2 | 358682370 | 0 |
| 21.97.15.3 | 358682371 | 0 |
| 21.97.15.4 | 358682372 | 0 |
| 21.97.15.5 | 358682373 | 0 |
| 21.97.15.6 | 358682374 | 0 |
| 21.97.15.7 | 358682375 | 0 |
| 21.97.15.8 | 358682376 | 0 |
| 21.97.15.9 | 358682377 | 0 |
| 21.97.15.10 | 358682378 | 0 |
| 21.97.15.11 | 358682379 | 0 |
| 21.97.15.12 | 358682380 | 0 |
| 21.97.15.13 | 358682381 | 0 |
| 21.97.15.14 | 358682382 | 0 |
| 21.97.15.15 | 358682383 | 0 |
| 21.97.15.16 | 358682384 | 0 |
| 21.97.15.17 | 358682385 | 0 |
| 21.97.15.18 | 358682386 | 0 |
| 21.97.15.19 | 358682387 | 0 |
| 21.97.15.20 | 358682388 | 0 |
| 21.97.15.21 | 358682389 | 0 |
| 21.97.15.22 | 358682390 | 0 |
| 21.97.15.23 | 358682391 | 0 |
| 21.97.15.24 | 358682392 | 0 |
| 21.97.15.25 | 358682393 | 0 |
| 21.97.15.26 | 358682394 | 0 |
| 21.97.15.27 | 358682395 | 0 |
| 21.97.15.28 | 358682396 | 0 |
| 21.97.15.29 | 358682397 | 0 |
| 21.97.15.30 | 358682398 | 0 |
| 21.97.15.31 | 358682399 | 0 |
| 21.97.15.32 | 358682400 | 0 |
| 21.97.15.33 | 358682401 | 0 |
| 21.97.15.34 | 358682402 | 0 |
| 21.97.15.35 | 358682403 | 0 |
| 21.97.15.36 | 358682404 | 0 |
| 21.97.15.37 | 358682405 | 0 |
| 21.97.15.38 | 358682406 | 0 |
| 21.97.15.39 | 358682407 | 0 |
| 21.97.15.40 | 358682408 | 0 |
| 21.97.15.41 | 358682409 | 0 |
| 21.97.15.42 | 358682410 | 0 |
| 21.97.15.43 | 358682411 | 0 |
| 21.97.15.44 | 358682412 | 0 |
| 21.97.15.45 | 358682413 | 0 |
| 21.97.15.46 | 358682414 | 0 |
| 21.97.15.47 | 358682415 | 0 |
| 21.97.15.48 | 358682416 | 0 |
| 21.97.15.49 | 358682417 | 0 |
| 21.97.15.50 | 358682418 | 0 |
| 21.97.15.51 | 358682419 | 0 |
| 21.97.15.52 | 358682420 | 0 |
| 21.97.15.53 | 358682421 | 0 |
| 21.97.15.54 | 358682422 | 0 |
| 21.97.15.55 | 358682423 | 0 |
| 21.97.15.56 | 358682424 | 0 |
| 21.97.15.57 | 358682425 | 0 |
| 21.97.15.58 | 358682426 | 0 |
| 21.97.15.59 | 358682427 | 0 |
| 21.97.15.60 | 358682428 | 0 |
| 21.97.15.61 | 358682429 | 0 |
| 21.97.15.62 | 358682430 | 0 |
| 21.97.15.63 | 358682431 | 0 |
| 21.97.15.64 | 358682432 | 0 |
| 21.97.15.65 | 358682433 | 0 |
| 21.97.15.66 | 358682434 | 0 |
| 21.97.15.67 | 358682435 | 0 |
| 21.97.15.68 | 358682436 | 0 |
| 21.97.15.69 | 358682437 | 0 |
| 21.97.15.70 | 358682438 | 0 |
| 21.97.15.71 | 358682439 | 0 |
| 21.97.15.72 | 358682440 | 0 |
| 21.97.15.73 | 358682441 | 0 |
| 21.97.15.74 | 358682442 | 0 |
| 21.97.15.75 | 358682443 | 0 |
| 21.97.15.76 | 358682444 | 0 |
| 21.97.15.77 | 358682445 | 0 |
| 21.97.15.78 | 358682446 | 0 |
| 21.97.15.79 | 358682447 | 0 |
| 21.97.15.80 | 358682448 | 0 |
| 21.97.15.81 | 358682449 | 0 |
| 21.97.15.82 | 358682450 | 0 |
| 21.97.15.83 | 358682451 | 0 |
| 21.97.15.84 | 358682452 | 0 |
| 21.97.15.85 | 358682453 | 0 |