The IP address 172.20.189.5 : Class B 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 (172.16.0.0 - 172.31.255.255).
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 172.20.189.5 detail
The IP address 172.20.189.5 (IPv4 Class B networks) belonging to the network 172.16.0.0 - 172.31.255.255 is written in long version -1407927035.
Color obtained mathematically from the IP address: Barney
Addresses on the same network : 172.20.189.0 172.20.189.1 172.20.189.2 172.20.189.3 172.20.189.4 172.20.189.6 172.20.189.7 172.20.189.8 172.20.189.9 172.20.189.10 172.20.189.20 172.20.189.30 172.20.189.40 172.20.189.50 172.20.189.60 172.20.189.70 172.20.189.80 172.20.189.90 172.20.189.100 172.20.189.200 172.20.189.254 172.20.189.255