The IP address 192.168.0.1 is the default for certain home broadband routers, principally various D-Link and Netgear models. This address is set by the manufacturer at the factory, but you can change it at any time using the network router's administrative console.
192.168.0.1 is a private IPv4 network address. Home routers can use it to establish the [default gateway. On such routers, you can access its administrative console by pointing a Web browser to http://192.168.0.1.
Any brand of router, or any computer on a local network for that matter, can be set to use this address or a comparable private IPv4 address. As with any IP address, only one device on the network should use 192.168.0.1 to avoid address conflicts.