La dirección IP 42.39.21 es proporcionada por SK Telecom, que es propiedad de la CIDR (Classless Inter-Domain Routing) 42.32.0.0/12, IP entre 42.32.0.0 a 42.47.255.255 ). El número de sistema autónomo (ASN) es 9644.
| ASN | 9644 |
| IP que comienzan con | 42.32.0.0 |
| IP que termina con | 42.47.255.255 |
| ASN Nombre | SK Telecom |
| CDIR | 42.32.0.0/12 |
| IP numérica | |
| Registe | apnic |
| Última actualización | 11/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | KR | Korea, Republic of | - | Seoul | 37,5683 | 126,9778 | 2017-07-03 |
| MaxMind | KR | Corea del Sur | - | - | 37,5112 | 126,9741 | 2017-07-03 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 42.39.21.0 | 707204352 | 0 |
| 42.39.21.1 | 707204353 | 0 |
| 42.39.21.2 | 707204354 | 0 |
| 42.39.21.3 | 707204355 | 0 |
| 42.39.21.4 | 707204356 | 0 |
| 42.39.21.5 | 707204357 | 0 |
| 42.39.21.6 | 707204358 | 0 |
| 42.39.21.7 | 707204359 | 0 |
| 42.39.21.8 | 707204360 | 0 |
| 42.39.21.9 | 707204361 | 0 |
| 42.39.21.10 | 707204362 | 0 |
| 42.39.21.11 | 707204363 | 0 |
| 42.39.21.12 | 707204364 | 0 |
| 42.39.21.13 | 707204365 | 0 |
| 42.39.21.14 | 707204366 | 0 |
| 42.39.21.15 | 707204367 | 0 |
| 42.39.21.16 | 707204368 | 0 |
| 42.39.21.17 | 707204369 | 0 |
| 42.39.21.18 | 707204370 | 0 |
| 42.39.21.19 | 707204371 | 0 |
| 42.39.21.20 | 707204372 | 0 |
| 42.39.21.21 | 707204373 | 0 |
| 42.39.21.22 | 707204374 | 0 |
| 42.39.21.23 | 707204375 | 0 |
| 42.39.21.24 | 707204376 | 0 |
| 42.39.21.25 | 707204377 | 0 |
| 42.39.21.26 | 707204378 | 0 |
| 42.39.21.27 | 707204379 | 0 |
| 42.39.21.28 | 707204380 | 0 |
| 42.39.21.29 | 707204381 | 0 |
| 42.39.21.30 | 707204382 | 0 |
| 42.39.21.31 | 707204383 | 0 |
| 42.39.21.32 | 707204384 | 0 |
| 42.39.21.33 | 707204385 | 0 |
| 42.39.21.34 | 707204386 | 0 |
| 42.39.21.35 | 707204387 | 0 |
| 42.39.21.36 | 707204388 | 0 |
| 42.39.21.37 | 707204389 | 0 |
| 42.39.21.38 | 707204390 | 0 |
| 42.39.21.39 | 707204391 | 0 |
| 42.39.21.40 | 707204392 | 0 |
| 42.39.21.41 | 707204393 | 0 |
| 42.39.21.42 | 707204394 | 0 |
| 42.39.21.43 | 707204395 | 0 |
| 42.39.21.44 | 707204396 | 0 |
| 42.39.21.45 | 707204397 | 0 |
| 42.39.21.46 | 707204398 | 0 |
| 42.39.21.47 | 707204399 | 0 |
| 42.39.21.48 | 707204400 | 0 |
| 42.39.21.49 | 707204401 | 0 |
| 42.39.21.50 | 707204402 | 0 |
| 42.39.21.51 | 707204403 | 0 |
| 42.39.21.52 | 707204404 | 0 |
| 42.39.21.53 | 707204405 | 0 |
| 42.39.21.54 | 707204406 | 0 |
| 42.39.21.55 | 707204407 | 0 |
| 42.39.21.56 | 707204408 | 0 |
| 42.39.21.57 | 707204409 | 0 |
| 42.39.21.58 | 707204410 | 0 |
| 42.39.21.59 | 707204411 | 0 |
| 42.39.21.60 | 707204412 | 0 |
| 42.39.21.61 | 707204413 | 0 |
| 42.39.21.62 | 707204414 | 0 |
| 42.39.21.63 | 707204415 | 0 |
| 42.39.21.64 | 707204416 | 0 |
| 42.39.21.65 | 707204417 | 0 |
| 42.39.21.66 | 707204418 | 0 |
| 42.39.21.67 | 707204419 | 0 |
| 42.39.21.68 | 707204420 | 0 |
| 42.39.21.69 | 707204421 | 0 |
| 42.39.21.70 | 707204422 | 0 |
| 42.39.21.71 | 707204423 | 0 |
| 42.39.21.72 | 707204424 | 0 |
| 42.39.21.73 | 707204425 | 0 |
| 42.39.21.74 | 707204426 | 0 |
| 42.39.21.75 | 707204427 | 0 |
| 42.39.21.76 | 707204428 | 0 |
| 42.39.21.77 | 707204429 | 0 |
| 42.39.21.78 | 707204430 | 0 |
| 42.39.21.79 | 707204431 | 0 |
| 42.39.21.80 | 707204432 | 0 |
| 42.39.21.81 | 707204433 | 0 |
| 42.39.21.82 | 707204434 | 0 |
| 42.39.21.83 | 707204435 | 0 |
| 42.39.21.84 | 707204436 | 0 |
| 42.39.21.85 | 707204437 | 0 |