C# Winform 域名得到(查询)(服务器所在) IP cs

public string GetIPByDomain(string url)

{

    if (url.Trim() == string.Empty)

        return "";

   try

    {

        System.Net.IPHostEntry host = System.Net.Dns.GetHostEntry(url);

        return host.AddressList.GetValue(0).ToString();

   }

    catch (Exception e)

    {

       throw e;

    }

}

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