net9.0 
namespace System.Net
{
    public static class Dns
    {
        [Obsolete("BeginGetHostByName has been deprecated. Use BeginGetHostEntry instead.")]
        public static IAsyncResult! BeginGetHostByName(string! hostName, AsyncCallback? requestCallback, object? stateObject);
    }
}
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.NET 5.06.07.08.09.0
.NET Core 2.02.12.23.03.1
.NET Framework 1.01.12.03.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
.NET Standard 2.02.1
Information specific to net9.0
Assembly

System.Net.NameResolution , Version=9.0.0.0, PublicKeyToken=b03f5f7f11d50a3a

Referencing

The API is automatically referenced.

Obsolete BeginGetHostByName has been deprecated. Use BeginGetHostEntry instead.
Platform Restrictions

This API is supported on any platform except for these:

  • Browser
  • Built-in API
  • Package-provided API