You can set redirection from http://domian-a.com to http://domain-b.com by following these steps
- Please create a new .asp(ex: home.asp) file to your site's root folder with this sample code
<%
Response.Status="301 Moved Permanently"
Response.AddHeader "Location", "http://www.domain-b.com/"
%>
- Set a new .asp page as your site's default page