///// <summary>
///// 获取IP地址
///// </summary>
///// <returns></returns>
public static string GetIPAddress(HttpRequestBase request)
{
string ipv4 = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
if (ipv4 != String.Empty)
{
return(ipv4);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
return(ipv4);
}
// This function gets the IP Address
public static string GetIP4Address()
{
string IP4Address = string.Empty;
foreach (IPAddress IPA in
Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != string.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
public static string GetIP4Address()
{
string IP4Address = String.Empty;
//foreach (System.Net.IPAddress IPA in System.Net.Dns.GetHostAddresses(System.Web.HttpContext.Current.Request.UserHostAddress))
//{
// if (IPA.AddressFamily.ToString() == "InterNetwork")
// {
// IP4Address = IPA.ToString();
// break;
// }
//}
//if (IP4Address != String.Empty)
//{
// return IP4Address;
//}
foreach (System.Net.IPAddress IPA in System.Net.Dns.GetHostAddresses(System.Net.Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
private static string GetIP4Address(string userHostAddress)
{
var IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(userHostAddress))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
// reference: http://www.4guysfromrolla.com/articles/071807-1.aspx
private static string GetIP4Address(string userHostAddress)
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(userHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
var addList = Dns.GetHostEntry(userHostAddress).AddressList;
foreach (IPAddress ipa in addList)
{
if (ipa.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = ipa.ToString();
break;
}
}
return(IP4Address);
}
private string GetIP4Address()
{
if (Request.UserHostAddress == "::1")
{
return("127.0.0.1");
}
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
/// <summary>
/// 获取IP地址
/// </summary>
/// <returns></returns>
public static string GetIPAddress(HttpContext httpContext)
{
string ipv4 = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(httpContext.Connection.RemoteIpAddress.ToString()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
if (ipv4 != String.Empty)
{
return(ipv4);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
return(ipv4);
}
public void Encontrar_IP()
{
try
{
/*
* Este loop irá procurar por endereços DNS e determinar o IP
* da máquina utilizada
*/
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
IP4_Endereco = IPA.ToString();
break;
}
}
textBox1.Text = IP4_Endereco;
/*
* Será utilizado como porta padrão a porta 5001
*/
textBox2.Text = "5001";
}
catch { }
}
public static string GetIp(HttpRequest Request)
{
string ip4address = String.Empty;
try
{
foreach (IPAddress IPA in Dns.GetHostAddresses(Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ip4address = IPA.ToString();
break;
}
}
if (ip4address != String.Empty)
{
return(ip4address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ip4address = IPA.ToString();
break;
}
}
}
catch (Exception ex)
{
}
return(ip4address);
}
public static string GetIP4Address()
{
string IP4Address = string.Empty;
if (HttpContext.Current != null)
{
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break; // TODO: might not be correct. Was : Exit For
}
}
}
if (!string.IsNullOrEmpty(IP4Address))
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break; // TODO: might not be correct. Was : Exit For
}
}
return(IP4Address);
}
public static string GetIP4Address()
{
try
{
if (string.IsNullOrEmpty(globalVariables.IpAddress))
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
IP4Address = IPA.ToString();
break;
}
}
globalVariables.IpAddress = IP4Address;
}
return(globalVariables.IpAddress);
}
catch
{ return("NO-IP"); }
}
/// <summary>
/// /获取客户端的IPv4
/// </summary>
/// <returns></returns>
public static string GetClientIPv4()
{
string ipv4 = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
if (ipv4 != String.Empty)
{
return ipv4;
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
return ipv4;
}
private string getip()
{
string _ip = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
_ip = IPA.ToString();
break;
}
}
if (_ip != String.Empty)
{
return(_ip);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
_ip = IPA.ToString();
break;
}
}
return(_ip);
}
private string GetIP4Address()
{
string IP4Address = ""; // Context.Request.ServerVariables["REMOTE_ADDR"];
//string qq = Dns.GetHostAddresses(Dns.GetHostName()).Where(p => p.AddressFamily.ToString() == "InterNetwork").Select(p => p.ToString()).FirstOrDefault();
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostName))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (string.IsNullOrEmpty(IP4Address))
{
IP4Address = Request.UserHostAddress;
}
if (IP4Address == "::1")
{
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
}
return(IP4Address);
}
public string GetIP4Address()
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(Request.ServerVariables["REMOTE_ADDR"].ToString()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
try
{
WriteLine("IP: " + IPA.ToString() + "; Family: " + IPA.AddressFamily.ToString() + "<br>");
}
catch { }
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
//break;
}
}
return(IP4Address);
}
public static bool CanConnectToInternet() //Uses NSCI (http://technet.microsoft.com/en-us/library/cc766017.aspx)
{
string DnsCheck = "dns.msftncsi.com";
try {
IPAddress[] AddressList = Dns.GetHostAddresses(DnsCheck); //DIS THING
bool DNSFine = false;
foreach (IPAddress IPA in AddressList)
{
if (IPA.ToString() == "131.107.255.255")
{
DNSFine = true;
}
}
if (DNSFine == false)
{
return(false);
}
}
catch { return(false); }
string ConnectionCheck = "http://www.msftncsi.com/ncsi.txt";
string Result = GrabWebpage(ConnectionCheck);
if (Result != "Microsoft NCSI")
{
return(false);
}
return(true);
}
public string getvisitorip()
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(System.Web.HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
/// <summary>
/// Gets the i p4 address.
/// </summary>
/// <param name="context">The context.</param>
/// <returns></returns>
public static string GetIP4Address(this HttpContextBase context)
{
string result = string.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(context.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
result = IPA.ToString();
break;
}
}
if (result != string.Empty)
{
return(result);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
result = IPA.ToString();
break;
}
}
return(result);
}
/// <summary>
/// Gets the address.
/// </summary>
/// <param name="Host">The host.</param>
/// <param name="AddressFormat">The address format.</param>
/// <returns>Returns IP address</returns>
/// <remarks><seealso cref="AddressType"></seealso></remarks>
public static string GetAddress(string Host, AddressType AddressFormat)
{
AddressFamily addrFamily = AddressFamily.InterNetwork;
switch (AddressFormat)
{
case AddressType.IPv4:
addrFamily = AddressFamily.InterNetwork;
break;
case AddressType.IPv6:
addrFamily = AddressFamily.InterNetworkV6;
break;
}
IPHostEntry IPE = Dns.GetHostEntry(Host);
if (Host != IPE.HostName)
{
IPE = Dns.GetHostEntry(IPE.HostName);
}
foreach (IPAddress IPA in IPE.AddressList)
{
if (IPA.AddressFamily == addrFamily)
{
return(IPA.ToString());
}
}
return(string.Empty);
}
//public static String GetIP()
//{
// String ip =
// HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
// if (string.IsNullOrEmpty(ip))
// {
// ip = HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
// }
// return ip;
//}
public static string GetIP4Address()
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
//foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
//{
// if (IPA.AddressFamily.ToString() == "InterNetwork")
// {
// IP4Address = IPA.ToString();
// break;
// }
//}
//string IPAddress = HttpContext.Current.Request.UserHostAddress;
//string IPAddress2 = HttpContext.Current.Request.Params["HTTP_CLIENT_IP"] ?? HttpContext.Current.Request.UserHostAddress;
return(IP4Address);
}
public static string GetIP4Address(string s)
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(s))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
public static string IPCliente(TipoIP ipTipo)
{
try
{
//return HttpContext.Current.Request.UserHostName;
if (ipTipo == TipoIP.V4)
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
if (ipTipo == TipoIP.V6)
{
System.Web.HttpContext context = System.Web.HttpContext.Current;
string ipAddress = context.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (!string.IsNullOrEmpty(ipAddress))
{
string[] addresses = ipAddress.Split(',');
if (addresses.Length != 0)
{
return(addresses[0]);
}
}
return(context.Request.ServerVariables["REMOTE_ADDR"]);
}
return("");
}
catch
{
return("");
}
}
//get the ipv4 address only
public void GetIP4AddressList()
{
label9.Text = "";
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
label9.Text += IPA.ToString() + "\r\n";
}
}
}
//get the ipv4 address only
public void GetIP4AddressList()
{
listboxIP.Items.Clear();
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
listboxIP.Items.Add(IPA.ToString());
}
}
}
private static void getIp1()
{
var ips = Dns.GetHostAddresses(Dns.GetHostName());
foreach (IPAddress IPA in ips)
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
strIP4Address = IPA.ToString();
}
}
}
static public string GetIP()
{
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
return(IPA.ToString());
}
}
return("No ip address found");
}
private void lblIP_Click(object sender, EventArgs e)
{
lblIP.Text = "";
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
string data = IPA.ToString();
lblIP.Text += IPA.ToString() + "\r\n";
}
}
}
public String ip()
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily == AddressFamily.InterNetwork)
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
// 사용자 컴퓨터의 ip Address를 가져옴
public static String getClientIPAddress()
{
String sRet = "";
foreach (IPAddress IPA in Dns.GetHostAddresses(System.Net.Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
sRet = IPA.ToString();
break;
}
}
return(sRet);
}
public static string GetClientIPv4()
{
string ipv4 = "127.0.0.1";
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
ipv4 = IPA.ToString();
break;
}
}
return(ipv4);
}
