<!doctype html><html><head><script type="text/javascript">
function run() {
var url = document.getElementById("url");
getLocation(url.value.split("\r\n"));
}
function getLocation(strURLs) {
WinHttpRequestOption_EnableRedirects = 6;

var strResult = "";
for(i = 0; i < strURLs.length; i++) {
try {
var WinHttpReq = new ActiveXObject("WinHttp.WinHttpRequest.5.1");
WinHttpReq.Open("GET", strURLs[i], false);
WinHttpReq.Option(WinHttpRequestOption_EnableRedirects) = false;
WinHttpReq.Send();

var re = new RegExp("30[12]");
if(re.test(WinHttpReq.Status)) {
strResult += WinHttpReq.GetResponseHeader("Location");
}
strResult += "\r\n<br>";

} catch (objError) {
strResult = objError + "\n"
strResult += "WinHTTP returned error: " + (objError.number & 0xFFFF).toString() + "\n\n";
strResult += objError.description;
}
}
clipboardData.setData("text", strResult.replace(/<br>/g, ''));
document.getElementById("res").innerHTML = strResult;
}
</script></head><body><p><textarea id="url" cols="50" rows="15"></textarea><button onclick="run()">Run</button></p><pre id="res"></pre></body></html>