asp.net获取访问者ip地址的函数

/// <summary>

/// 获取IP地址

/// </summary>

public static string IPAddress

{

get

{

string userIP;

HttpRequest Request = HttpContext.Current.Request;

// 如果使用代理,获取真实IP

if (Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != "")

userIP = Request.ServerVariables["REMOTE_ADDR"];

else

userIP = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];

if (userIP == null || userIP == "")

userIP = Request.UserHostAddress;

return userIP;

}

}

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