how to check which membership provider I'm using

Hi
I have a MVC 4 application that I have taken and enhanced, But lately I've become unsure whether the membership provider for this is the one that comes with MVC 4 default internet application. So I would like to find how which membership provider I'm using. Here is my web.config file.
<profile defaultProvider="DefaultProfileProvider"> <providers> <add name="DefaultProfileProvider" type="System.Web.Providers.DefaultProfileProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, applicationName="/" /> </providers> </profile> <membership defaultProvider="DefaultMembershipProvider"> <providers> <add name="DefaultMembershipProvider" type="System.Web.Providers.DefaultMembershipProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, enablePasswordRetrieval="false ...