La dirección IP 121.140.1 es proporcionada por Korea Telecom, que es propiedad de la CIDR (Classless Inter-Domain Routing) 121.128.0.0/11, IP entre 121.128.0.0 a 121.159.255.255 ). El número de sistema autónomo (ASN) es 4766.
| ASN | 4766 |
| IP que comienzan con | 121.128.0.0 |
| IP que termina con | 121.159.255.255 |
| ASN Nombre | Korea Telecom |
| CDIR | 121.128.0.0/11 |
| IP numérica | |
| Registe | |
| Última actualización | 21/08/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | KR | Corea del Sur | - | Taisen-ri | 36,3493 | 126,5977 | 2018-08-20 |
| MaxMind | KR | Corea del Sur | - | Seoul | 37,5111 | 126,9743 | 2018-08-20 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.140.1.0 | 2039218432 | 0 |
| 121.140.1.1 | 2039218433 | 0 |
| 121.140.1.2 | 2039218434 | 0 |
| 121.140.1.3 | 2039218435 | 0 |
| 121.140.1.4 | 2039218436 | 0 |
| 121.140.1.5 | 2039218437 | 0 |
| 121.140.1.6 | 2039218438 | 0 |
| 121.140.1.7 | 2039218439 | 0 |
| 121.140.1.8 | 2039218440 | 0 |
| 121.140.1.9 | 2039218441 | 0 |
| 121.140.1.10 | 2039218442 | 0 |
| 121.140.1.11 | 2039218443 | 0 |
| 121.140.1.12 | 2039218444 | 0 |
| 121.140.1.13 | 2039218445 | 0 |
| 121.140.1.14 | 2039218446 | 0 |
| 121.140.1.15 | 2039218447 | 0 |
| 121.140.1.16 | 2039218448 | 0 |
| 121.140.1.17 | 2039218449 | 0 |
| 121.140.1.18 | 2039218450 | 0 |
| 121.140.1.19 | 2039218451 | 0 |
| 121.140.1.20 | 2039218452 | 0 |
| 121.140.1.21 | 2039218453 | 0 |
| 121.140.1.22 | 2039218454 | 0 |
| 121.140.1.23 | 2039218455 | 0 |
| 121.140.1.24 | 2039218456 | 0 |
| 121.140.1.25 | 2039218457 | 0 |
| 121.140.1.26 | 2039218458 | 0 |
| 121.140.1.27 | 2039218459 | 0 |
| 121.140.1.28 | 2039218460 | 0 |
| 121.140.1.29 | 2039218461 | 0 |
| 121.140.1.30 | 2039218462 | 0 |
| 121.140.1.31 | 2039218463 | 0 |
| 121.140.1.32 | 2039218464 | 0 |
| 121.140.1.33 | 2039218465 | 0 |
| 121.140.1.34 | 2039218466 | 0 |
| 121.140.1.35 | 2039218467 | 0 |
| 121.140.1.36 | 2039218468 | 0 |
| 121.140.1.37 | 2039218469 | 0 |
| 121.140.1.38 | 2039218470 | 0 |
| 121.140.1.39 | 2039218471 | 0 |
| 121.140.1.40 | 2039218472 | 0 |
| 121.140.1.41 | 2039218473 | 0 |
| 121.140.1.42 | 2039218474 | 0 |
| 121.140.1.43 | 2039218475 | 0 |
| 121.140.1.44 | 2039218476 | 0 |
| 121.140.1.45 | 2039218477 | 0 |
| 121.140.1.46 | 2039218478 | 0 |
| 121.140.1.47 | 2039218479 | 0 |
| 121.140.1.48 | 2039218480 | 0 |
| 121.140.1.49 | 2039218481 | 0 |
| 121.140.1.50 | 2039218482 | 0 |
| 121.140.1.51 | 2039218483 | 0 |
| 121.140.1.52 | 2039218484 | 0 |
| 121.140.1.53 | 2039218485 | 0 |
| 121.140.1.54 | 2039218486 | 0 |
| 121.140.1.55 | 2039218487 | 0 |
| 121.140.1.56 | 2039218488 | 0 |
| 121.140.1.57 | 2039218489 | 0 |
| 121.140.1.58 | 2039218490 | 0 |
| 121.140.1.59 | 2039218491 | 0 |
| 121.140.1.60 | 2039218492 | 0 |
| 121.140.1.61 | 2039218493 | 0 |
| 121.140.1.62 | 2039218494 | 0 |
| 121.140.1.63 | 2039218495 | 0 |
| 121.140.1.64 | 2039218496 | 0 |
| 121.140.1.65 | 2039218497 | 0 |
| 121.140.1.66 | 2039218498 | 0 |
| 121.140.1.67 | 2039218499 | 0 |
| 121.140.1.68 | 2039218500 | 0 |
| 121.140.1.69 | 2039218501 | 0 |
| 121.140.1.70 | 2039218502 | 0 |
| 121.140.1.71 | 2039218503 | 0 |
| 121.140.1.72 | 2039218504 | 0 |
| 121.140.1.73 | 2039218505 | 0 |
| 121.140.1.74 | 2039218506 | 0 |
| 121.140.1.75 | 2039218507 | 0 |
| 121.140.1.76 | 2039218508 | 0 |
| 121.140.1.77 | 2039218509 | 0 |
| 121.140.1.78 | 2039218510 | 0 |
| 121.140.1.79 | 2039218511 | 0 |
| 121.140.1.80 | 2039218512 | 0 |
| 121.140.1.81 | 2039218513 | 0 |
| 121.140.1.82 | 2039218514 | 0 |
| 121.140.1.83 | 2039218515 | 0 |
| 121.140.1.84 | 2039218516 | 0 |
| 121.140.1.85 | 2039218517 | 0 |