What is is the default Private IP address of most of the NATs and routers. This has been a standard set by the most of the manufacturers of these network devices so as to resolve the issue of shortage of IP addresses.

Crack, Find the Admin Passwords of Routers

I have seen lots of people struggling for the login and password information for the routers connected at their IP address Most of the time, the user manual, which comes with the router gets misplaced after some time, and they keep on searching for the the passwords at a later date.

Here is a complete list of Username and Passwords for the Network Routers.