This documentation is archived and is not being maintained.

IPHostEntry Class

Provides a container class for Internet host address information.


Namespace:  System.Net
Assembly:  System (in System.dll)

public ref class IPHostEntry

The IPHostEntry type exposes the following members.

Public methodIPHostEntryInitializes a new instance of the IPHostEntry class.

Public propertyAddressListGets or sets a list of IP addresses that are associated with a host.
Public propertyAliasesGets or sets a list of aliases that are associated with a host.
Public propertyHostNameGets or sets the DNS name of the host.

Public methodEquals(Object)Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public methodGetHashCodeServes as a hash function for a particular type. (Inherited from Object.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)

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 and returns the information in an IPHostEntry instance.

IPHostEntry^ hostInfo = Dns::GetHostByName( "" );

.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.