This javascript cut & paste code snippet takes an email address and returns only the domain - everything after the "@" sign. It's put together with a simple WHOIS query find script code that will retrieve all the information about the entered email domain.

Insert this code into your HEAD of HTML

<!-- // == This Script Free To Use Providing This Notice Remains == // // == This Script Has Been Found In The http://www.DesignerWiz.com Javascript Public Archive Library == // // == NOTICE: Though This Material May Have Been In A Public Depository, Certain Author Copyright Restrictions May Apply == // --><script language="JavaScript" type="text/javascript"> <!-- Begin function stripEmail(Email){ var atsign = Email.substring(0,Email.lastIndexOf('@')+1); var domain = Email.substring(atsign.length,Email.length+1); var page = "http://www.networksolutions.com/cgi-bin/whois/whois?STRING=" + domain; window.location=page; } // End --> </script>

Insert this code into your BODY section

<form> <center> <table border="0" cellpadding="2" cellspacing="0"> <tr> <td><strong>Email: </strong></td> <td><input type=text name="email" class="hexfield"></td> </tr> <tr> <td colspan=2 align=center> <input type=button value="WHOIS Query" onClick="stripEmail(email.value)" class="hexfield1"></td> </tr></table></center></form>

Simply Cut and Paste Script code
Be sure to properly place script position in HEAD & BODY sections of html 

This script has been in the DesignerWiz.com Public Library.