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IPHostEntry Class

.NET Framework 4

Provides a container class for Internet host address information.

System.Object
  System.Net.IPHostEntry

Namespace:  System.Net
Assembly:  System (in System.dll)
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public class IPHostEntry

The IPHostEntry type exposes the following members.

  Name Description
Public method IPHostEntry Initializes a new instance of the IPHostEntry class.
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  Name Description
Public property AddressList Gets or sets a list of IP addresses that are associated with a host.
Public property Aliases Gets or sets a list of aliases that are associated with a host.
Public property HostName Gets or sets the DNS name of the host.
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  Name Description
Public method Equals(Object) Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected method Finalize Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public method GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
Public method GetType Gets the Type of the current instance. (Inherited from Object.)
Protected method MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
Public method ToString Returns a string that represents the current object. (Inherited from Object.)
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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.

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

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IPHostEntry hostInfo = Dns.GetHostByName("www.contoso.com");

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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Annotations FAQ
GetHostByName is obsolete
$0GetHostByName method is obsolete since .net Framework 4.0(i think). Use GetHostEntry instead.$0 IPHostEntry hostInfo = Dns.GetHostEntry("www.contoso.com"); $0$0 $0 $0see other obsolete members & types in here http://msdn.microsoft.com/en-us/library/ee461502.aspx$0 $0$0 $0 $0
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