以编程方式获得ssl证书

I am trying in code to access a URL running on IIS (6 or 7) and in it find out what is the SSL certificate and specifically who the certificate was issued to. Usually this is the url of the site if the certificate is valid. However, in my case I want to get the information from an internal IP that is behind the loadbalancer so I cannot count on this. Does anybody know how this can be achieved? Preferably using C#, but I am open to anyother development languageI am trying in code to access a URL running on