How to check if port 1129 is enabled?

I am using the fistdata global api, I got the sample code in php. When I run that code i got an error message

Failure could not connect

I want to know is port 1129 is enable or 开发者_如何学Pythonnot in my site. How this possible?

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$fp = @fsockopen($url,$port,$errno,$errstr,2);
if(!$fp)
{
    echo "Close.</br>";
}

    else{
    echo "Open.</br>";
    fclose($fp);
}

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Try this online port scanner.