title: Connection Refused?
body: <p>I am getting the following exception in my code:
  <img src="https://i.stack.imgur.com/KX9qE.jpg" alt="enter image description here"> </p>
  
  <p>I cant understand the reason for this exception...</p>
  
  <p>here is my code:
    {</p>
  
  <pre><code>import java.net.*;
   import java.io.*;
   class whois {
    public static void main(String args[])throws Exception {
     int c;
     Socket s=new Socket("internic.net",43);
     InputStream in=s.getInputStream();
     OutputStream out=s.getOutputStream();
     String str=(args.length==0 ? "webopedia.com" : args[0])+"\n";
     byte buf[]=str.getBytes();
     out.write(buf);
     while((c=in.read())!=-1) {
      System.out.print((char)c);
     }
      s.close();
     }
    }
   }
  </code></pre>
  
  <p>please tell the reason for this exception.</p>