The IP address 192.51.104 is provided by K-Opticom Corporation, it's belong to the CDIR (Classless Inter-Domain Routing) 192.51.144.0/21 (range 192.51.144.0 to 192.51.151.255). The autonomous system number (ASN) is 17511.
| ASN | 17511 |
| IP starting by | 192.51.144.0 |
| IP ending by | 192.51.151.255 |
| ASN Name | K-Opticom Corporation |
| CDIR | 192.51.144.0/21 |
| Numerical IP | |
| Registry | apnic |
| Last update | 14/08/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | JP | Japan | - | Kanda | 33.783 | 130.983 | 2017-08-14 |
| MaxMind | JP | Japan | - | - | 35.69 | 139.69 | 2017-08-14 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |