How to trace user??

In order to get the last link, you can store the link in the session variable.
(session will be different for each user)

For checking whether the user visited the site from google, you can check the host of the UrlReferrer

thanks sir..
but i want to get user last visited link as user appear on my site like on index page..
here i want to check the user reference just like from google etc..

I believe your question is to get the visitor details like IP Address, Browser etc.

From page/master page you can use the following properties to get the details:


You can add the code in the Global.asax request processing event