enmascarar url html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml">
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 <title>Documento sin título</title>
 <style type="text/css"> 
html, body, div, iframe { 
margin:0; 
padding:0; 
height:100%; 
} 
iframe { 
display:block; 
width:100%; 
border:none; } 
</style>
 </head>
 <body>
 <iframe src="http://www.tudominio.com/home.html"></iframe>
  </body>
 </html>
Ashamed Ant