Internet explorer IE10下载链接因跨域重定向而失败

我正在更改下载端点的行为，以重定向到要从中实际下载文件的不同域。这在IE10中已经开始失败（之前没有尝试过），而在Chrome等中效果很好。它不会打开下载对话框，而是将用户重定向到新的文件url，然后打开对话框

以下是新的请求序列及其标题：

HTTP/1.1 307 Temporary Redirect
Server: nginx/1.1.19
Date: Wed, 02 Oct 2013 11:30:07 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Status: 307 Temporary Redirect
X-Content-Type-Options: nosniff
X-Date: 1380713407016
Cache-Control: max-age=0, private
Location: https://someotherdomain.com/files/100?token=jfkldsfdshlfsdlkdfs
Strict-Transport-Security: max-age=31536000; includeSubDomains
X-Robots-Tag: none
X-Runtime: 0.129865
X-XSS-Protection: 1; mode=block
X-UA-Compatible: IE=Edge,chrome=1

curl -I "https://someotherdomain.com/files/100?token=jfkldsfdshlfsdlkdfs"
HTTP/1.1 200 OK
Server: nginx/1.1.19
Date: Wed, 02 Oct 2013 11:19:43 GMT
Content-Type: image/jpeg
Content-Length: 9961
Connection: keep-alive
Content-Disposition: attachment; filename="some file "with" + & wierd characters.jpeg"; filename*=UTF-8''some%20file%20%22with%22%20%2B%20%26%20wierd%20characters.jpeg
Last-Modified: Fri, 20 Sep 2013 15:30:53 GMT
ETag: "04e88973d658dc21e263865cbd6d20da"
Accept-Ranges: bytes
X-Content-Type-Options: nosniff
X-Download-Options: noopen
Cache-Control: max-age=0, must-revalidate
Expires: Fri, 01 Jan 1990 00:00:00 GMT

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有人看到可疑的东西吗。我相信内容类型和内容配置是重要的标题，它们没有问题，所以一定是重定向/新域导致了问题。

找到了它。原始域位于Intranet选项卡it Internet选项下的公司安全策略中，而第二个域不在其中