192.168.1.254 or <a href="https://10-0-0-0-1.org/router-login-ip/192-168-1-254/">192.168.l.254</a> is a private IP address that comes in a range booked from IANA(Internet Assigned Number Authority) for specific purposes. When you buy a modem or router, you get credentials to log in to the router that allows you to make changes to your router. A private IP ensures there are no conflicts and no-one else can log in to your network. https://speakerdeck.com/bozos