Get the source code from Github    -    or the bookmarklet

Result:

https://tantso.com/
Array
(
    [date] => Tue, 09 Aug 2022 06:55:07 GMT
    [content-type] => text/html; charset=UTF-8
    [transfer-encoding] => chunked
    [connection] => close
    [x-frame-options] => SAMEORIGIN
    [permissions-policy] => accelerometer=(),autoplay=(),camera=(),clipboard-read=(),clipboard-write=(),fullscreen=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
    [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
    [expect-ct] => max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
    [report-to] => {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=9qGjd3L778di88%2F6ZU%2BgMbm6iHmAOElRQozp60FsN6nx0Ulu5YWKldyxGPmFCo8oQu6GyNCG1bsdWcEpb3AiDScObRbTvdQ3fEZRO4JDovrdJ3veUJ6FykAT%2BRQT"}],"group":"cf-nel","max_age":604800}
    [nel] => {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    [vary] => Accept-Encoding
    [strict-transport-security] => max-age=31536000; includeSubDomains; preload
    [x-content-type-options] => nosniff
    [server] => cloudflare
    [cf-ray] => 737e95963b2fc275-VIE
    [alt-svc] => h3=":443"; ma=86400, h3-29=":443"; ma=86400
)
Array
(
    [url] => https://tantso.com/
    [content_type] => text/html; charset=UTF-8
    [http_code] => 503
    [header_size] => 1272
    [request_size] => 112
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
    [total_time] => 0.085058
    [namelookup_time] => 0.028582
    [connect_time] => 0.03818
    [pretransfer_time] => 0.067871
    [size_upload] => 0
    [size_download] => 7933
    [speed_download] => 93329
    [speed_upload] => 0
    [download_content_length] => -1
    [upload_content_length] => -1
    [starttransfer_time] => 0.084601
    [redirect_time] => 0
    [redirect_url] => 
    [primary_ip] => 104.21.52.43
    [certinfo] => Array
        (
        )

    [primary_port] => 443
    [local_ip] => 78.47.42.177
    [local_port] => 56006
    [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/cf-errors.css" rel="stylesheet" />
    <meta http-equiv="refresh" content="35">
<script>
    (function(){
        window._cf_chl_opt={
            cvId: '2',
            cType: 'non-interactive',
            cNounce: '89633',
            cRay: '737e95963b2fc275',
            cHash: '226ed665aad053d',
            cUPMDTk: "\/?__cf_chl_tk=dJ3a1bez5nZME9VP5pLzxHInJCTaugnfsmiOUBWAHXc-1660028107-0-gaNycGzNBv0",
            cFPWv: 'g',
            cTTimeMs: '1000',
            cTplV: 2,
            cRq: {
                ru: 'aHR0cHM6Ly90YW50c28uY29tLw==',
                ra: 'RW1iZWQgUEhQIGxpYnJhcnk=',
                rm: 'R0VU',
                d: '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',
                t: 'MTY2MDAyODEwNy4yMzcwMDA=',
                m: 'OhPXpyLLIX2BWcOHpBQ5lA4qfSAlJ5uUeH2elrDpjwM=',
                i1: 'X0H98iSw6yCyQ0S0YYZmxQ==',
                i2: 'onaLPk6IgAfTk5exaUwDNg==',
                zh: '+TW+s1P4835H/hZxahEOfg0p3MY+UK60c1ZAdov4PeM=',
                uh: 'VUCPljqorY5V2sVej9AEQnZkPIgyJeWmwiiJ1eY19Rw=',
                hh: '/wLljoFun7C+u4+zKHAjA9vTG/zoCw88kOxASmY1nC8=',
            }
        }
        window._cf_chl_enter = function(){window._cf_chl_opt.p=1};
    })();
</script>

</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)" />
            tantso.com
        </h1>
        <h2 class="h2" id="cf-challenge-running">
            Checking if the site connection is secure
        </h2>
        <noscript>
            <div id="cf-challenge-error-title">
                <div class="h2">
                  <span class="icon-wrapper">
                      <div class="heading-icon warning-icon"></div>
                  </span>
                    <span id="cf-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/jschal/nojs/transparent.gif?ray=737e95963b2fc275')"></div>
        <div id="cf-challenge-body-text" class="core-msg spacer">
            tantso.com needs to review the security of your connection before
            proceeding.
        </div>
        <form id="challenge-form" action="/?__cf_chl_f_tk=dJ3a1bez5nZME9VP5pLzxHInJCTaugnfsmiOUBWAHXc-1660028107-0-gaNycGzNBv0" method="POST" enctype="application/x-www-form-urlencoded">
            <input type="hidden" name="md" value="2LpH3mcurvGx_OnT4_NvawwVq7ET3S_W0MHzhw9GkCA-1660028107-0-AQIxb1mR6GOWMuqEPy6qfpQNsQAKq14Jx7lDG--BFciM_AWfqPQPfW9vxkVJDKW5s7p4qLYNyO4If-yQfDfrkMsnaUXmh0mp9FAEXcTbYGgNwB84TVt92Q4JDYbTRrHswhcil8ux1aIzG88-npo8mPaqL9gcVgmKQdF6T_FG_tmA4Gd8RvbcvuuD7MRm8WeR8At7BM858aW51ZWMHLlYlkriU8jjX0PsfJA0Mcneq5mUao5Rpg8mOg_nBa-Ria89YGIJgmSNrj1oOt9irkmAIZaQLY9-bSuZ1WAKSUylF8_8-L-99yEddB64tHcDPJiDtfGjvgibcGYDnL3On78nel3AgzQNV52tIUBECO5kZzoecFIJSstAEdVLLeXbjIv26ES6fehKaEV6OvtLC0QSiBlFQVQBiD4UMrJBaeQrrqOPiK3oQ2nMpXbZRD4HQQuvZtIZr57lP1iOjkU9DNcffXXRM32Ef9NAC4TSeIqNLAxvzLlO1iN4a6LcjQMaeOhep8np4DyiCJc-RA4PF15MCLFz-LtGhfAKBEx_hX71LMgH" />
            <input type="hidden" name="r" value="xoPFqzNXbyBFtKRMsHWmgXhm3PmCkY1h6tJSreHrjpI-1660028107-0-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"/>
            
                <input type="hidden" name="pass" value="1660028108.237-ZMZj1rVcAe"/>
            
        </form>
    </div>
</div>
<script>
    (function(){
        var trkjs = document.createElement('img');
        trkjs.setAttribute('src', '/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=737e95963b2fc275');
        trkjs.setAttribute('style', 'display: none');
        document.body.appendChild(trkjs);
        var cpo = document.createElement('script');
        cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/jsch/v1?ray=737e95963b2fc275';
        window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;
        window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, -window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;
        if (window.history && window.history.replaceState) {
            var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;
            history.replaceState(null, null, "\/?__cf_chl_rt_tk=dJ3a1bez5nZME9VP5pLzxHInJCTaugnfsmiOUBWAHXc-1660028107-0-gaNycGzNBv0" + window._cf_chl_opt.cOgUHash);
            cpo.onload = function() {
                history.replaceState(null, null, ogU);
            };
        }
        document.getElementsByTagName('head')[0].appendChild(cpo);
    }());
</script>

    <div class="footer" role="contentinfo">
        <div class="footer-inner">
            <div class="clearfix diagnostic-wrapper">
                <div class="ray-id">Ray ID: <code>737e95963b2fc275</code></div>
            </div>
            <div class="text-center">
                Performance &amp; security by
                <a rel="noopener noreferrer" href="https://www.cloudflare.com" target="_blank">Cloudflare</a>
            </div>
        </div>
    </div>
</body>
</html>

Fatal error: Uncaught Embed\Exceptions\InvalidUrlException: Invalid url 'https://tantso.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