The IP 192.168.1.254 is the default IP address of Digicom routers and Thomson routers, some of TP-Link routers use it, too. 192.168.1.254 is a important IP of private IPv4 network address.
Here is a list of articles about IP Address, I hope it can be helpful to you.
The IP address 192.168.1.2 can be used on the computer and wireless router, it is a private IPv4 network address. Your computer's IP might be 192.168.1.2, your router's IP may be it, too. It is a important IP address, will be used in many cases.
The IP 192.168.1.100 is a LAN IP address, it can be used in computers or wireless routers. The router's default IP address is 192.168.1.1 or 192.168.0.1.
IP address 10.0.0.1 is used by router factories as their routers’ default gateway address. It is a class A IPV4 address which is reserved for private network, there are several routers using it.
The IP 192.168.0.1 is an important ip address. There are many routers using it, such as TP-Link, D-Link, NETGEAR, Linksys. Just like 192.168.1.1, 192.168.0.1 is also an router login IP.
IP address 192.168.1.1 is the default IP of your wireless router login or ADSL modem, such as TP-Link router,Linksys router and NETGEAR router. This IP address 192.168.l.l is the part of factory settings, it would be easily changed through a router panel.