public override string ToString()
{
if (AS == "")
{
return(IP);
}
var result = new StringBuilder();
result.Append(IP.PadRight(20) + ' ');
result.Append(AS.PadRight(20) + ' ');
result.Append(Provider.PadRight(60) + ' ');
result.Append(Country);
return(result.ToString());
}