System.Net Namespace


.NET Framework Class Library
IPHostEntry Class

Provides a container class for Internet host address information.

Namespace:  System.Net
Assembly:  System (in System.dll)
Syntax
Visual Basic (Declaration) 
Public Class IPHostEntry
Visual Basic (Usage) 
Dim instance As IPHostEntry
C# 
public class IPHostEntry
Visual C++ 
public ref class IPHostEntry
JScript 
public class IPHostEntry
Remarks

The IPHostEntry class associates a Domain Name System (DNS) host name with an array of aliases and an array of matching IP addresses.

The IPHostEntry class is used as a helper class with the Dns class.
Examples

The following example queries the DNS database for information on the host www.contoso.com and returns the information in an IPHostEntry instance.

Visual Basic 
Dim hostInfo As IPHostEntry = Dns.GetHostByName("www.contoso.com")
C# 
IPHostEntry hostInfo = Dns.GetHostByName("www.contoso.com");
Visual C++ 
IPHostEntry^ hostInfo = Dns::GetHostByName( "www.contoso.com" );
CPP_OLD 
IPHostEntry* hostInfo = Dns::GetHostByName(S"www.contoso.com");
Inheritance Hierarchy
System..::.Object
  System.Net..::.IPHostEntry
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0
See Also

Reference

IPHostEntry Members
System.Net Namespace
Dns
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