Cross-site investigator (Survey 2019).user.js

// ==UserScript==
// @name        Cross-site investigator
// @namespace   https://github.com/Glorfindel83/
// @match       https://stackexchange.com/sites
// @require     https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js
// @connect     *.stackexchange.com
// @connect     *.stackoverflow.com
// @connect     *.superuser.com
// @connect     *.serverfault.com
// @connect     *.askubuntu.com
// @connect     *.mathoverflow.net
// @connect     stackapps.com
// @grant       GM_xmlhttpRequest
// @grant       GM.xmlHttpRequest
// ==/UserScript==

/* global $ */

(function() {
  'use strict';
  
  var sites = [];
  $("div.lv-item > a").each(function() {
    sites.push($(this).attr("href"));
  });

  var message = "";  
  function process() {
    let URL = sites.pop();
    if (typeof URL == 'undefined') {
      console.log(message);
      return;
    }
    console.log(URL); 
  
    GM.xmlHttpRequest({
      method: 'GET',
      url: URL + '/badges',
      onload: function (data) {
        let hasBanner = data.responseText.includes("id=\"announcement-banner\"");
        let hasBadge = data.responseText.includes("Census");
        message += URL + "," + hasBanner + "," + hasBadge + "\n";
        process();
      }
    });
  };
  process();
})();