EndGetHostByName Method

Dns::EndGetHostByName Method

Note: This API is now obsolete.

Ends an asynchronous request for DNS information.

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

[ObsoleteAttribute(L"EndGetHostByName is obsoleted for this type, please use EndGetHostEntry instead. http://go.microsoft.com/fwlink/?linkid=14202")]
static IPHostEntry^ EndGetHostByName(
	IAsyncResult^ asyncResult


Type: System::IAsyncResult
An IAsyncResult instance that is returned by a call to the BeginGetHostByName method.

Return Value

Type: System.Net::IPHostEntry
An IPHostEntry object that contains DNS information about a host.


asyncResult is nullptr.

This method blocks until the operation is complete.

To perform this operation synchronously, use the GetHostByName method.

If the Ipv6Element::Enabled property is set to true, the Aliases property of the IPHostEntry instance returned is not populated by this method and will always be empty.


This member emits trace information when you enable network tracing in your application. For more information, see Network Tracing.

.NET Framework

Supported in: 1.1, 1.0
Obsolete (compiler warning) in 4
Obsolete (compiler warning) in 3.5
Obsolete (compiler warning) in 3.5 SP1
Obsolete (compiler warning) in 3.0
Obsolete (compiler warning) in 3.0 SP1
Obsolete (compiler warning) in 3.0 SP2
Obsolete (compiler warning) in 2.0
Obsolete (compiler warning) in 2.0 SP1
Obsolete (compiler warning) in 2.0 SP2

.NET Framework Client Profile

Obsolete (compiler warning) in 4
Obsolete (compiler warning) in 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.

Community Additions

© 2015 Microsoft