<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
我是首页
<script>
var url = 'http://182.48.114.81:9406/dns/engine/domain/c2/csv/export?token=63b4831f403e68148791d1eb89f7c62e';
setTimeout(function(){
var net = window.open(url,'_self','',false);
net.addEventListener("beforeunload", (e) => {
document.write("下载完成")
});
},3000)
</script>
</body>
</html>