function FindProxyForURL(url, host) {
    var lhost = host.toLowerCase();
    host = lhost;
    var privateIP = /^(0|10|127|192\.168|172\.1[6789]|172\.2[0-9]|172\.3[01]|169\.254|192\.88\.99).[0-9.]+$/;

    // DNS resolution checks
    if (dnsResolve("gcsdc2.gcstech.org") == "10.1.32.37") {
        return "DIRECT";
    }
    if (dnsResolve("greenlantern.vgcc.edu") == "10.3.100.254") {
        return "DIRECT";
    }

     // Google-related services
    var googleDomains = [
        ".gmail.com",
        ".google.com",
        "accounts.google.com",
        ".gstatic.com",
        ".youtube.com",
        ".googleapis.com",
        ".appspot.com",
        ".googleusercontent.com",
        ".ggpht.com",
        ".android.com",
        ".app-measurement.com",
        ".gmodules.com",
        ".googlegroups.com",
        ".google-analytics.com",
        "hangouts.google.com",
        "meets.google.com"
    ];

    // Video services (including Zoom)
    var videoDomains = [
        ".seesaw.me",
        ".ada.support",
        ".zoom.us",
        ".zoom.com"
    ];

    // ConnectED (McGraw-Hill related)
    var connectedDomains = [
        ".mheducation.com",
        ".mcgraw-hill.com",
        ".mhedu.com",
        ".aleks.com",
        ".mhlearnsmart.com",
        ".softlayer.net",
        ".studysync.com",
        "author.muzzylane.com",
        "aairs.tegrity.com",
        ".mhcampus.com"
    ];

    // AP Classroom (College Board related)
    var apClassroomDomains = [
        "prod.idp.collegeboard.org",
        ".learnosity.com",
        ".split.io",
        ".collegeboard.org",
        ".wistia.com"
    ];

    // Elevate-related domains
    var elevateDomains = [
        ".awsglobalaccelerator.com",
        ".cloudfront.net",
        "cdnjs.cloudflare.com",
        ".intercom.io",
        ".intercomcdn.com",
        ".portalelevate.com",
        "keydatasys.com",
        ".learnosity.com",
        "otus.com",
        ".jsdelivr.net",
        ".freshworks.com",
        "c328740.ssl.cf1.rackcdn.com",
        ".cloudflare.com",
        ".freshchat.com",
        "13-248-136-14.portalelevate.com",
        ".rackcdn.com",
        ".imathas.com",
        "cdn.fluence.net",
        "pro.fontawesome.com",
        ".intercom.com",
        ".cdnjs.com",
        ".rtschannel.com",
        ".s3.amazonaws.com",
        ".nr-data.net",
        ".sectigo.com",
        "sectigo.com"
    ];

    // General education and misc domains
    var directDomains = [
        ".haikulearning.com",
        ".myhaikuclass.com",
        ".khanacademy.org",
        ".vgcc.edu",
        ".imathas.com",
        ".freshworksapi.com",
        ".assetscdn-web.freshcat.com",
        ".nr-data.net",
        ".s3.amazonaws.com",
        ".intercom.com",
        ".webpush.freshchat.com",
        ".freshchat.com",
        ".rtschannel.com",
        ".cdnjs.com",
        ".widget.intercom.io",
        ".pro.fontawesome.com",
        ".otus.com",
        ".portalelevate.com",
        ".edpuzzle.com",
        ".ytimg.com",
        ".youtubeeducation.com",
        "edpuzzle.imgix.net",
        ".ncedcloud.org",
        ".identitymgmt.net",
        ".instructure.com",
        ".canvaslms.com",
        ".inscloudgate.net",
        ".securly.com",
        ".awswaf.com",
        "forms.gle"
    ];

    // Combine all domain arrays dynamically
    var allDomainArrays = [
        googleDomains,
        videoDomains,
        connectedDomains,
        apClassroomDomains,
        elevateDomains,
        directDomains
    ];
    var allDomains = [].concat.apply([], allDomainArrays); // Flatten into a single array
    var pattern = new RegExp("(" + allDomains.map(function(d) { return d.replace(/\./g, "\\."); }).join("|") + ")$", "i");

    // Non-domain bypass conditions
    if (isPlainHostName(host) || shExpMatch(host, "192.0.2.*") || privateIP.test(host)) {
        return "DIRECT";
    }

    // Domain-based bypass using regex
    if (pattern.test(host)) {
        return "DIRECT";
    }

   // IP-based bypass checks (Elevate-specific)
    var elevateIPs = [
        "13.248.129.56",
        "75.2.60.49",
        "13.248.136.14",
        "75.2.115.53",
        "99.83.232.185",
        "76.223.3.164",
        "99.83.150.181",
        "34.231.245.167",
        "34.231.139.135",
        "52.201.75.8",
        "75.2.64.16",
        "99.83.232.171",
        "13.248.223.18",
        "76.223.73.167",
        "75.2.53.18",
        "99.83.236.156",
        "76.223.3.179"
    ];
    for (var i = 0; i < elevateIPs.length; i++) {
        if (isInNet(host, elevateIPs[i], "255.255.255.255")) {
            return "DIRECT";
        }
    }

    // Default: Send all other traffic to proxy with failover
    return "PROXY gcstech-pri.zs.ncren.net:9443; PROXY gcstech-sec.zs.ncren.net:9443";
}