La dirección IP 21.74.28 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 | 11/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Columbus | 39,9664 | -83,0128 | 2017-07-11 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-07-11 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.74.28.0 | 357178368 | 0 |
| 21.74.28.1 | 357178369 | 0 |
| 21.74.28.2 | 357178370 | 0 |
| 21.74.28.3 | 357178371 | 0 |
| 21.74.28.4 | 357178372 | 0 |
| 21.74.28.5 | 357178373 | 0 |
| 21.74.28.6 | 357178374 | 0 |
| 21.74.28.7 | 357178375 | 0 |
| 21.74.28.8 | 357178376 | 0 |
| 21.74.28.9 | 357178377 | 0 |
| 21.74.28.10 | 357178378 | 0 |
| 21.74.28.11 | 357178379 | 0 |
| 21.74.28.12 | 357178380 | 0 |
| 21.74.28.13 | 357178381 | 0 |
| 21.74.28.14 | 357178382 | 0 |
| 21.74.28.15 | 357178383 | 0 |
| 21.74.28.16 | 357178384 | 0 |
| 21.74.28.17 | 357178385 | 0 |
| 21.74.28.18 | 357178386 | 0 |
| 21.74.28.19 | 357178387 | 0 |
| 21.74.28.20 | 357178388 | 0 |
| 21.74.28.21 | 357178389 | 0 |
| 21.74.28.22 | 357178390 | 0 |
| 21.74.28.23 | 357178391 | 0 |
| 21.74.28.24 | 357178392 | 0 |
| 21.74.28.25 | 357178393 | 0 |
| 21.74.28.26 | 357178394 | 0 |
| 21.74.28.27 | 357178395 | 0 |
| 21.74.28.28 | 357178396 | 0 |
| 21.74.28.29 | 357178397 | 0 |
| 21.74.28.30 | 357178398 | 0 |
| 21.74.28.31 | 357178399 | 0 |
| 21.74.28.32 | 357178400 | 0 |
| 21.74.28.33 | 357178401 | 0 |
| 21.74.28.34 | 357178402 | 0 |
| 21.74.28.35 | 357178403 | 0 |
| 21.74.28.36 | 357178404 | 0 |
| 21.74.28.37 | 357178405 | 0 |
| 21.74.28.38 | 357178406 | 0 |
| 21.74.28.39 | 357178407 | 0 |
| 21.74.28.40 | 357178408 | 0 |
| 21.74.28.41 | 357178409 | 0 |
| 21.74.28.42 | 357178410 | 0 |
| 21.74.28.43 | 357178411 | 0 |
| 21.74.28.44 | 357178412 | 0 |
| 21.74.28.45 | 357178413 | 0 |
| 21.74.28.46 | 357178414 | 0 |
| 21.74.28.47 | 357178415 | 0 |
| 21.74.28.48 | 357178416 | 0 |
| 21.74.28.49 | 357178417 | 0 |
| 21.74.28.50 | 357178418 | 0 |
| 21.74.28.51 | 357178419 | 0 |
| 21.74.28.52 | 357178420 | 0 |
| 21.74.28.53 | 357178421 | 0 |
| 21.74.28.54 | 357178422 | 0 |
| 21.74.28.55 | 357178423 | 0 |
| 21.74.28.56 | 357178424 | 0 |
| 21.74.28.57 | 357178425 | 0 |
| 21.74.28.58 | 357178426 | 0 |
| 21.74.28.59 | 357178427 | 0 |
| 21.74.28.60 | 357178428 | 0 |
| 21.74.28.61 | 357178429 | 0 |
| 21.74.28.62 | 357178430 | 0 |
| 21.74.28.63 | 357178431 | 0 |
| 21.74.28.64 | 357178432 | 0 |
| 21.74.28.65 | 357178433 | 0 |
| 21.74.28.66 | 357178434 | 0 |
| 21.74.28.67 | 357178435 | 0 |
| 21.74.28.68 | 357178436 | 0 |
| 21.74.28.69 | 357178437 | 0 |
| 21.74.28.70 | 357178438 | 0 |
| 21.74.28.71 | 357178439 | 0 |
| 21.74.28.72 | 357178440 | 0 |
| 21.74.28.73 | 357178441 | 0 |
| 21.74.28.74 | 357178442 | 0 |
| 21.74.28.75 | 357178443 | 0 |
| 21.74.28.76 | 357178444 | 0 |
| 21.74.28.77 | 357178445 | 0 |
| 21.74.28.78 | 357178446 | 0 |
| 21.74.28.79 | 357178447 | 0 |
| 21.74.28.80 | 357178448 | 0 |
| 21.74.28.81 | 357178449 | 0 |
| 21.74.28.82 | 357178450 | 0 |
| 21.74.28.83 | 357178451 | 0 |
| 21.74.28.84 | 357178452 | 0 |
| 21.74.28.85 | 357178453 | 0 |