error in curl api

[amirsam00]

hi i have a problem when i curl api and i get below error:
"Failed to connect to www.coinex.com port 443: Connection refused7"
my code is :

    $ch = curl_init();
    curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
    curl_setopt($ch, CURLOPT_URL, "https://api.coinex.com/v1/market/list");
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    if ($disableSSl) {
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    }

    curl_setopt($ch, CURLOPT_TIMEOUT, 30000);
    curl_setopt($ch, CURLOPT_ENCODING, '');
    curl_setopt($ch, CURLOPT_REFERER, "http://www.google.com.com/");
    curl_setopt($ch, CURLOPT_HEADER, false);

    $t = curl_error($ch);
    curl_close($ch);