The code below will get the Domain Name and IP address.


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public class NetInfo {
public static void main(String[] args) {
new NetInfo().say();
}

public void say() {
try {
java.net.InetAddress i = java.net.InetAddress.getLocalHost();
System.out.println(i); // name and IP address
System.out.println(i.getHostName()); // name
System.out.println(i.getHostAddress()); // IP address only
}
catch(Exception e){e.printStackTrace();}
}
}