telnet www.exsus.com.sg 80
Trying 203.116.95.192...
Connected to www.exsus.com.sg.
Escape character is '^]'.
GET index.html HTTP/1.0
HTTP/1.1 400 Bad Request
Content-Type: text/html
Date: Fri, 07 Jun 2013 11:45:03 GMT
Connection: close
Content-Length: 34
<h1>Bad Request (Invalid URL)</h1>Connection closed by foreign host.