<?php
 
$ch = curl_init('http://www.yandex.ru');
 
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HEADER         => false,
    CURLOPT_FOLLOWLOCATION => true,
    CURLOPT_MAXREDIRS      => 10,
    CURLOPT_SSL_VERIFYHOST => false,
    CURLOPT_SSL_VERIFYPEER => false
]);
 
$output = curl_exec($ch);
$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
 
curl_close($ch);
 
echo $code == 200 ? $output : "Return status: $code";

    $recaptcha_ok = false;
    // проверка рекаптчи
    if ($_POST['g-recaptcha-response'] != '') {
        $post_data['secret'] = '?????????????????????';
        $post_data['response'] = $_POST['g-recaptcha-response'];
        $post_data['remoteip'] = $_SERVER["REMOTE_ADDR"];
        $recaptcha_result = '';
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, 'https://www.google.com/recaptcha/api/siteverify');
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch , CURLOPT_USERAGENT , 'reCAPTCHA/PHP');
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post_data));
        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/x-www-form-urlencoded; charset=UTF-8'));
        curl_setopt($ch, CURLOPT_TIMEOUT, 5);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $recaptcha_result = curl_exec($ch);
        if ($recaptcha_result !== false) {
            // Проверка ответа
            $json_response = json_decode($recaptcha_result, true);
            if ($json_response['success'] === true) {
                $recaptcha_ok = true;
            }
        }
        curl_close($ch);
    }