The IP address 192.168.143.11 : Class C Networks
Secure IP address This IP is only local, it is not accessible from outside the network
Rating: 5
This means that the IP address is not accessible from the Internet, it is local and only accessible within the network. Everyone has the same local address (192.168.0.0 - 192.168.255.255).
Each device (laptop, printer, scanner, phone, surveillance camera, tablet, ...) has a unique local IP address assigned by the adsl box that allows the box to identify the different devices to within a local network and send the right product at the right flow.
Specifically, the adsl box has a public IP address in your case, which connects to the Internet and the box assigns a local address to all devices to identify them.
The IP address 192.168.143.11 detail
The IP address 192.168.143.11 (IPv4 Class C Networks) belonging to the network 192.168.0.0 - 192.168.255.255 is written in long version -1062695157.
Color obtained mathematically from the IP address: Putty
Addresses on the same network : 192.168.143.0 192.168.143.1 192.168.143.2 192.168.143.3 192.168.143.4 192.168.143.5 192.168.143.6 192.168.143.7 192.168.143.8 192.168.143.9 192.168.143.10 192.168.143.20 192.168.143.30 192.168.143.40 192.168.143.50 192.168.143.60 192.168.143.70 192.168.143.80 192.168.143.90 192.168.143.100 192.168.143.200 192.168.143.254 192.168.143.255