DidiSoft Ltd. Software solutions

Whois .NET Library is a .NET class library for domain name whois queries.

It provides WHOIS search functionality with your application using any .NET language.
The Library is written entirely in managed code.

It performs recursive whois queries and automatically finds the correct whois server. The component has build in database with WHOIS servers for the main TLD’s available on the Internet (See List of Supported TLD’s), however it is possible to specify different whois server.

C# Example usage:

void Button1Click(object sender, System.EventArgs e)
{
  DidiSoft.WhoisClient whois = new DidiSoft.WhoisClient();
  textBoxWhoisInfo.Text = whois.Whois("yahoo.com");
}