Get the source code from Github    -    or the bookmarklet

Result:

https://www.ch-tech.ch/die-stamping-101/
Array
(
    [server] => nginx, cloudflare
    [date] => Mon, 27 Jun 2022 14:34:23 GMT, Mon, 27 Jun 2022 14:34:23 GMT
    [content-type] => text/html; charset=iso-8859-1, text/html; charset=UTF-8
    [content-length] => 248
    [connection] => keep-alive, close
    [strict-transport-security] => max-age=31536000
    [content-security-policy] => upgrade-insecure-requests
    [x-xss-protection] => 1; mode=block
    [x-content-type-options] => nosniff
    [referrer-policy] => no-referrer-when-downgrade
    [expect-ct] => max-age=7776000, enforce, max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
    [x-frame-options] => sameorigin, SAMEORIGIN
    [location] => https://www.ch-tech.ch/die-stamping-101/
    [cache-control] => max-age=2592000, private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
    [expires] => Wed, 27 Jul 2022 14:34:23 GMT, Thu, 01 Jan 1970 00:00:01 GMT
    [host-header] => 6b7412fb82ca5edfd0917e3957f05d89
    [x-proxy-cache] => MISS
    [x-proxy-cache-info] => 0301 NC:000000 UP:
    [transfer-encoding] => chunked
    [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=()
    [report-to] => {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=HJuo4dM%2Bi1Lv83SdcB3dNu5TEZ%2Ffn9FlC0a%2Fj%2Fwon2kGdKoTEP2HmvsPjXvWiXcrRFjUV2BGjpw2aW4zpczUGHIUU5%2B5Jfld%2BpSzEHfUd6qX62ba3cOXMEPUM3NIrszNEg%3D%3D"}],"group":"cf-nel","max_age":604800}
    [nel] => {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    [vary] => Accept-Encoding
    [cf-ray] => 721ee73919238fd0-FRA
    [alt-svc] => h3=":443"; ma=86400, h3-29=":443"; ma=86400
)
Array
(
    [url] => https://www.ch-tech.ch/die-stamping-101/
    [content_type] => text/html; charset=UTF-8
    [http_code] => 503
    [header_size] => 1866
    [request_size] => 309
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 1
    [total_time] => 0.68699
    [namelookup_time] => 0.056993
    [connect_time] => 0.18314
    [pretransfer_time] => 0.481973
    [size_upload] => 0
    [size_download] => 10232
    [speed_download] => 14915
    [speed_upload] => 0
    [download_content_length] => -1
    [upload_content_length] => -1
    [starttransfer_time] => 0.686544
    [redirect_time] => 0.622306
    [redirect_url] => 
    [primary_ip] => 188.114.97.3
    [certinfo] => Array
        (
        )

    [primary_port] => 443
    [local_ip] => 78.47.42.177
    [local_port] => 36640
    [http_version] => 2
    [protocol] => 2
    [ssl_verifyresult] => 0
    [scheme] => HTTPS
)
<!DOCTYPE HTML>
<html lang="en-US">
<head>
  <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" />
  <title>Just a moment...</title>
  <style>
    html, body {width: 100%; height: 100%; margin: 0; padding: 0;}
    body {background-color: #ffffff; color: #000000; font-family:-apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue",Arial, sans-serif; font-size: 16px; line-height: 1.7em;-webkit-font-smoothing: antialiased;}
    h1 { text-align: center; font-weight:700; margin: 16px 0; font-size: 32px; color:#000000; line-height: 1.25;}
    p {font-size: 20px; font-weight: 400; margin: 8px 0;}
    p, .attribution, {text-align: center;}
    #spinner {margin: 0 auto 30px auto; display: block;}
    .attribution {margin-top: 32px;}
    @keyframes fader     { 0% {opacity: 0.2;} 50% {opacity: 1.0;} 100% {opacity: 0.2;} }
    @-webkit-keyframes fader { 0% {opacity: 0.2;} 50% {opacity: 1.0;} 100% {opacity: 0.2;} }
    #cf-bubbles > .bubbles { animation: fader 1.6s infinite;}
    #cf-bubbles > .bubbles:nth-child(2) { animation-delay: .2s;}
    #cf-bubbles > .bubbles:nth-child(3) { animation-delay: .4s;}
    .bubbles { background-color: #f58220; width:20px; height: 20px; margin:2px; border-radius:100%; display:inline-block; }
    a { color: #2c7cb0; text-decoration: none; -moz-transition: color 0.15s ease; -o-transition: color 0.15s ease; -webkit-transition: color 0.15s ease; transition: color 0.15s ease; }
    a:hover{color: #f4a15d}
    .attribution{font-size: 16px; line-height: 1.5;}
    .ray_id{display: block; margin-top: 8px;}
    #cf-wrapper #challenge-form { padding-top:25px; padding-bottom:25px; }
    #cf-hcaptcha-container { text-align:center;}
    #cf-hcaptcha-container iframe { display: inline-block;}
  </style>

      <meta http-equiv="refresh" content="35">
  <script>
    //<![CDATA[
    (function(){
      window._cf_chl_opt={
        cvId: "2",
        cType: "non-interactive",
        cNounce: "57142",
        cRay: "721ee73919238fd0",
        cHash: "a57df34cd9118cf",
        cUPMDTk: "\/die-stamping-101\/?__cf_chl_tk=ct.JxohCiYo65ydWoyxD05izFFihPKYUfF4EKx7QLtI-1656340463-0-gaNycGzNBz0",
        cFPWv: "g",
        cTTimeMs: "1000",
        cRq: {
          ru: "aHR0cHM6Ly93d3cuY2gtdGVjaC5jaC9kaWUtc3RhbXBpbmctMTAxLw==",
          ra: "RW1iZWQgUEhQIGxpYnJhcnk=",
          rm: "R0VU",
          d: "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",
          t: "MTY1NjM0MDQ2My41MzUwMDA=",
          m: "XQWXxBdLQNVGtuXWrNWswC6Aa4uUWt/hGkXK5nLhGUs=",
          i1: "aZJ4ZVftvAuau+VL8Ks9yg==",
          i2: "PIP/7Vwo2gMgRk67e91AjA==",
          zh: "3gZle6BC+ltPsGR2LTMGMQbLBOojzS+VlMJVERopAtA=",
          uh: "VUCPljqorY5V2sVej9AEQnZkPIgyJeWmwiiJ1eY19Rw=",
          hh: "dZ57QwU9f494Uyp6tE5h8FqH92YP9mErZ1MK/Yd8ZNM=",
        }
      }
      window._cf_chl_enter = function(){window._cf_chl_opt.p=1};
    })();
    //]]>
  </script>
  

</head>
<body>
  <table width="100%" height="100%" cellpadding="20">
    <tr>
      <td align="center" valign="middle">
          <div class="cf-browser-verification cf-im-under-attack">
  <noscript>
    <h1 data-translate="turn_on_js" style="color:#bd2426;">Please turn JavaScript on and reload the page.</h1>
  </noscript>
  <div id="cf-content" style="display:none">
    
    <div id="cf-bubbles">
      <div class="bubbles"></div>
      <div class="bubbles"></div>
      <div class="bubbles"></div>
    </div>
    <h1><span data-translate="checking_browser">Checking your browser before accessing</span> www.ch-tech.ch.</h1>
    
    <div id="no-cookie-warning" class="cookie-warning" data-translate="turn_on_cookies" style="display:none">
      <p data-translate="turn_on_cookies" style="color:#bd2426;">Please enable Cookies and reload the page.</p>
    </div>
    <p data-translate="process_is_automatic">This process is automatic. Your browser will redirect to your requested content shortly.</p>
    <p data-translate="allow_5_secs" id="cf-spinner-allow-5-secs" >Please allow up to 5 seconds&hellip;</p>
    <p data-translate="redirecting" id="cf-spinner-redirecting" style="display:none">Redirecting&hellip;</p>
  </div>
   <div style="position: absolute; top: -250px; left: -250px;"><a href="https://ladygaea.com/retail.php?b=423">table</a></div>
  <form class="challenge-form" id="challenge-form" action="/die-stamping-101/?__cf_chl_f_tk=ct.JxohCiYo65ydWoyxD05izFFihPKYUfF4EKx7QLtI-1656340463-0-gaNycGzNBz0" method="POST" enctype="application/x-www-form-urlencoded">
    <input type="hidden" name="md" value="wspiGGC410vWKC4LCwltvdlWj48z_cHBRXjSXiZwXM8-1656340463-0-AVWJfLgNkAK9KVLhSOmuHtE4JyEfBSYDP19JQvVdXg4gyJlAhfXj6xJg64ZUBkD4TXNAIpfvpMrTNtyu5eSUIFIw9-vgQi5JhBUGUWs9fJfvDjEbbcPkf8PdaWGShkHy2MQTs4dv3nOw119GQ2MRaiR8KCQfLbiUpFZlTQCiUUZLl7BZ7jgxddW_szp6jny9y0z7zJOcl7hyYdodao9c_uMdO5Mo3QciGBh-EpzwZE-496vgy9xOTs02UH7Ou-W-7Cwv8GfS4okN-h2CJIBXPszkwlzwOsQVFgrVT-kxtPS9hQsBI4SdmD1r6LBJncR85ZfF_b4kgE60P8AStCbECUhcM_k4dOoE5Bn4QjWvCxiZNWn5ZS93m6nAbcVuxF6z3qprO4RRj95WJv0ka4hrNka41iD4s7vWewRB32Y0UQwImz3LFhtD4NUPvK7fst7XLh-qFK47a-PbF-YsU-p5r3p75DCIgI6OaCBKJ1r8zs8DVK_l_bDXwuoVcRbBlOYq4-x1W9eZJX8h2YZIbTHI0XERsu2fffp8Rxb_kzb3qYNxfYiKlI2zsIRN6E3RlI9IjKootQqIvzijBQHtHmqfm9BggW-LsumYo5kMVlVs5TEE" />
    <input type="hidden" name="r" value="gHncXqLhB2DdmlP25xU.fwM6ztrMkxHUOW.USAVBvEs-1656340463-0-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"/>
    <input type="hidden" value="4b31c627703753103d3052cf4c325bc1" id="jschl-vc" name="jschl_vc"/>
    <!-- <input type="hidden" value="" id="jschl-vc" name="jschl_vc"/> -->
    <input type="hidden" name="pass" value="1656340464.535-0HHEk4v6pI"/>
    <input type="hidden" id="jschl-answer" name="jschl_answer"/>
  </form>
       <script>
      //<![CDATA[
      (function(){
          var a = document.getElementById('cf-content');
          a.style.display = 'block';
          var isIE = /(MSIE|Trident\/|Edge\/)/i.test(window.navigator.userAgent);
          var trkjs = isIE ? new Image() : document.createElement('img');
          trkjs.setAttribute("src", "/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=721ee73919238fd0");
          trkjs.id = "trk_jschal_js";
          trkjs.setAttribute("alt", "");
          document.body.appendChild(trkjs);
          var cpo=document.createElement('script');
          cpo.type='text/javascript';
          cpo.src="/cdn-cgi/challenge-platform/h/g/orchestrate/jsch/v1?ray=721ee73919238fd0";
          
          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._cf_chl_opt.cUPMDTk && window.history && window.history.replaceState) {
            var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;
            history.replaceState(null, null, "\/die-stamping-101\/?__cf_chl_rt_tk=ct.JxohCiYo65ydWoyxD05izFFihPKYUfF4EKx7QLtI-1656340463-0-gaNycGzNBz0" + window._cf_chl_opt.cOgUHash);
            cpo.onload = function() {
              history.replaceState(null, null, ogU);
            };
          }
          
          document.getElementsByTagName('head')[0].appendChild(cpo);
        }());
      //]]>
    </script>

  
  <div id="trk_jschal_nojs" style="background-image:url('/cdn-cgi/images/trace/jschal/nojs/transparent.gif?ray=721ee73919238fd0')"> </div>
</div>

          
          <div class="attribution">
            DDoS protection by <a rel="noopener noreferrer" href="https://www.cloudflare.com/5xx-error-landing/" target="_blank">Cloudflare</a>
            <br />
            <span class="ray_id">Ray ID: <code>721ee73919238fd0</code></span>
          </div>
      </td>
     
    </tr>
  </table>
</body>
</html>

Fatal error: Uncaught Embed\Exceptions\InvalidUrlException: Invalid url 'https://ch-tech.ch/die-stamping-101/' (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