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Result:

https://healthpert.com/
Array
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    [date] => Fri, 27 Jan 2023 08:44:26 GMT
    [content-type] => text/html; charset=UTF-8
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    [connection] => close
    [cross-origin-embedder-policy] => require-corp
    [cross-origin-opener-policy] => same-origin
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    [referrer-policy] => same-origin
    [x-frame-options] => SAMEORIGIN
    [cache-control] => private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
    [expires] => Thu, 01 Jan 1970 00:00:01 GMT
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    [vary] => Accept-Encoding
    [strict-transport-security] => max-age=31536000; includeSubDomains; preload
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    [server] => cloudflare
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Array
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    [url] => https://healthpert.com/
    [content_type] => text/html; charset=UTF-8
    [http_code] => 503
    [header_size] => 1342
    [request_size] => 116
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
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    [namelookup_time] => 0.012268
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    [pretransfer_time] => 0.050999
    [size_upload] => 0
    [size_download] => 7796
    [speed_download] => 111371
    [speed_upload] => 0
    [download_content_length] => -1
    [upload_content_length] => -1
    [starttransfer_time] => 0.070313
    [redirect_time] => 0
    [redirect_url] => 
    [primary_ip] => 172.67.144.5
    [certinfo] => Array
        (
        )

    [primary_port] => 443
    [local_ip] => 78.47.42.177
    [local_port] => 43028
    [http_version] => 2
    [protocol] => 2
    [ssl_verifyresult] => 0
    [scheme] => HTTPS
)
<!DOCTYPE html>
<html lang="en-US">
<head>
    <title>Just a moment...</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=Edge">
    <meta name="robots" content="noindex,nofollow">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <link href="/cdn-cgi/styles/challenges.css" rel="stylesheet">
    <meta http-equiv="refresh" content="35">

</head>
<body class="no-js">
    <div class="main-wrapper" role="main">
    <div class="main-content">
        <h1 class="zone-name-title h1">
            <img class="heading-favicon" src="/favicon.ico"
                 onerror="this.onerror=null;this.parentNode.removeChild(this)">
            healthpert.com
        </h1>
        <h2 class="h2" id="challenge-running">
            Checking if the site connection is secure
        </h2>
        <noscript>
            <div id="challenge-error-title">
                <div class="h2">
                    <span class="icon-wrapper">
                        <div class="heading-icon warning-icon"></div>
                    </span>
                    <span id="challenge-error-text">
                        Enable JavaScript and cookies to continue
                    </span>
                </div>
            </div>
        </noscript>
        <div id="trk_jschal_js" style="display:none;background-image:url('/cdn-cgi/images/trace/jsch/nojs/transparent.gif?ray=790034d9add7c270')"></div>
        <div id="challenge-body-text" class="core-msg spacer">
            healthpert.com needs to review the security of your connection before proceeding.
        </div>
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    </div>
</div>
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    <div class="footer" role="contentinfo">
        <div class="footer-inner">
            <div class="clearfix diagnostic-wrapper">
                <div class="ray-id">Ray ID: <code>790034d9add7c270</code></div>
            </div>
            <div class="text-center" id="footer-text">Performance &amp; security by <a rel="noopener noreferrer" href="https://www.cloudflare.com?utm_source=challenge&utm_campaign=j" target="_blank">Cloudflare</a></div>
        </div>
    </div>
</body>
</html>

Fatal error: Uncaught Embed\Exceptions\InvalidUrlException: Invalid url 'https://healthpert.com/' (Status code 503) in /var/www/oscarotero.com/www/embed3/src/Embed.php:142 Stack trace: #0 /var/www/oscarotero.com/www/embed3/src/Embed.php(81): Embed\Embed::process() #1 /var/www/oscarotero.com/www/embed3/demo/index.php(216): Embed\Embed::create() #2 {main} thrown in /var/www/oscarotero.com/www/embed3/src/Embed.php on line 142