La dirección IP 121.80.72 es proporcionada por K-Opticom Corporation, que es propiedad de la CIDR (Classless Inter-Domain Routing) 121.80.0.0/14, IP entre 121.80.0.0 a 121.83.255.255 ). El número de sistema autónomo (ASN) es 17511.
| ASN | 17511 |
| IP que comienzan con | 121.80.0.0 |
| IP que termina con | 121.83.255.255 |
| ASN Nombre | K-Opticom Corporation |
| CDIR | 121.80.0.0/14 |
| IP numérica | |
| Registe | apnic |
| Última actualización | 03/04/2018 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | JP | Japón | - | Amagasaki | 34,733 | 135,4 | 2018-04-03 |
| MaxMind | JP | Japón | - | Akashi | 34,6333 | 134,9833 | 2018-04-03 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.80.72.0 | 2035304448 | 0 |
| 121.80.72.1 | 2035304449 | 0 |
| 121.80.72.2 | 2035304450 | 0 |
| 121.80.72.3 | 2035304451 | 0 |
| 121.80.72.4 | 2035304452 | 0 |
| 121.80.72.5 | 2035304453 | 0 |
| 121.80.72.6 | 2035304454 | 0 |
| 121.80.72.7 | 2035304455 | 0 |
| 121.80.72.8 | 2035304456 | 0 |
| 121.80.72.9 | 2035304457 | 0 |
| 121.80.72.10 | 2035304458 | 0 |
| 121.80.72.11 | 2035304459 | 0 |
| 121.80.72.12 | 2035304460 | 0 |
| 121.80.72.13 | 2035304461 | 0 |
| 121.80.72.14 | 2035304462 | 0 |
| 121.80.72.15 | 2035304463 | 0 |
| 121.80.72.16 | 2035304464 | 0 |
| 121.80.72.17 | 2035304465 | 0 |
| 121.80.72.18 | 2035304466 | 0 |
| 121.80.72.19 | 2035304467 | 0 |
| 121.80.72.20 | 2035304468 | 0 |
| 121.80.72.21 | 2035304469 | 0 |
| 121.80.72.22 | 2035304470 | 0 |
| 121.80.72.23 | 2035304471 | 0 |
| 121.80.72.24 | 2035304472 | 0 |
| 121.80.72.25 | 2035304473 | 0 |
| 121.80.72.26 | 2035304474 | 0 |
| 121.80.72.27 | 2035304475 | 0 |
| 121.80.72.28 | 2035304476 | 0 |
| 121.80.72.29 | 2035304477 | 0 |
| 121.80.72.30 | 2035304478 | 0 |
| 121.80.72.31 | 2035304479 | 0 |
| 121.80.72.32 | 2035304480 | 0 |
| 121.80.72.33 | 2035304481 | 0 |
| 121.80.72.34 | 2035304482 | 0 |
| 121.80.72.35 | 2035304483 | 0 |
| 121.80.72.36 | 2035304484 | 0 |
| 121.80.72.37 | 2035304485 | 0 |
| 121.80.72.38 | 2035304486 | 0 |
| 121.80.72.39 | 2035304487 | 0 |
| 121.80.72.40 | 2035304488 | 0 |
| 121.80.72.41 | 2035304489 | 0 |
| 121.80.72.42 | 2035304490 | 0 |
| 121.80.72.43 | 2035304491 | 0 |
| 121.80.72.44 | 2035304492 | 0 |
| 121.80.72.45 | 2035304493 | 0 |
| 121.80.72.46 | 2035304494 | 0 |
| 121.80.72.47 | 2035304495 | 0 |
| 121.80.72.48 | 2035304496 | 0 |
| 121.80.72.49 | 2035304497 | 0 |
| 121.80.72.50 | 2035304498 | 0 |
| 121.80.72.51 | 2035304499 | 0 |
| 121.80.72.52 | 2035304500 | 0 |
| 121.80.72.53 | 2035304501 | 0 |
| 121.80.72.54 | 2035304502 | 0 |
| 121.80.72.55 | 2035304503 | 0 |
| 121.80.72.56 | 2035304504 | 0 |
| 121.80.72.57 | 2035304505 | 0 |
| 121.80.72.58 | 2035304506 | 0 |
| 121.80.72.59 | 2035304507 | 0 |
| 121.80.72.60 | 2035304508 | 0 |
| 121.80.72.61 | 2035304509 | 0 |
| 121.80.72.62 | 2035304510 | 0 |
| 121.80.72.63 | 2035304511 | 0 |
| 121.80.72.64 | 2035304512 | 0 |
| 121.80.72.65 | 2035304513 | 0 |
| 121.80.72.66 | 2035304514 | 0 |
| 121.80.72.67 | 2035304515 | 0 |
| 121.80.72.68 | 2035304516 | 0 |
| 121.80.72.69 | 2035304517 | 0 |
| 121.80.72.70 | 2035304518 | 0 |
| 121.80.72.71 | 2035304519 | 0 |
| 121.80.72.72 | 2035304520 | 0 |
| 121.80.72.73 | 2035304521 | 0 |
| 121.80.72.74 | 2035304522 | 0 |
| 121.80.72.75 | 2035304523 | 0 |
| 121.80.72.76 | 2035304524 | 0 |
| 121.80.72.77 | 2035304525 | 0 |
| 121.80.72.78 | 2035304526 | 0 |
| 121.80.72.79 | 2035304527 | 0 |
| 121.80.72.80 | 2035304528 | 0 |
| 121.80.72.81 | 2035304529 | 0 |
| 121.80.72.82 | 2035304530 | 0 |
| 121.80.72.83 | 2035304531 | 0 |
| 121.80.72.84 | 2035304532 | 0 |
| 121.80.72.85 | 2035304533 | 0 |