Browser JavaScript to export contacts data from google shared domain contacts directory. When export is turned off by administrator.

Export-Google-Shared-Domain-Contacts-Directory.js

function sleep(ms) {
  return new Promise((resolve) => {
    setTimeout(resolve, ms);
  });
}

window.contactsData = new Set();
window.scroller =
  document.querySelectorAll(
    ".ZvpjBb.C8Dkz"
  )[0].parentElement.parentElement.parentElement.parentElement.parentElement;
while (scroller.scrollHeight - scroller.scrollTop > 400) {
  for (let element of document
    .querySelectorAll(".ZvpjBb.C8Dkz")[0]
    .querySelectorAll(".XXcuqd")) {
    if (element.firstChild.childNodes.length == 1) {
      break;
    }
    let image = element.firstChild.childNodes[0].childNodes[1].src;
    let name = element.firstChild.childNodes[1].innerText;
    let email = element.firstChild.childNodes[2].innerText;
    let phone = element.firstChild.childNodes[3].innerText;
    window.contactsData.add(
      JSON.stringify({ name: name, email: email, image: image, phone: phone })
    );
  }
  scroller.scrollTo({
    top: scroller.scrollTop + 400,
    behavior: "smooth",
  });
  console.log(
    "Completed iteration;",
    scroller.scrollTop.toString() +
      "/" +
      scroller.scrollHeight.toString() +
      " = " +
      ((scroller.scrollTop / scroller.scrollHeight) * 100).toString() +
      "%"
  );
  await sleep(1000);
}

function download(content, fileName, contentType) {
  var a = document.createElement("a");
  var file = new Blob([content], { type: contentType });
  a.href = URL.createObjectURL(file);
  a.download = fileName;
  a.click();
}

const jsonData = JSON.parse(JSON.stringify(Array.from(contactsData)));

download(jsonData, "data.json", "text/plain");