Everything is working well.
→ http --print hH http://www.vente-privee.com/ 'User-Agent:Mozilla/5.0 (Android; Mobile; rv:36.0) Gecko/36.0 Firefox/36.0'
The request:
GET / HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
Host: www.vente-privee.com
User-Agent: Mozilla/5.0 (Android; Mobile; rv:36.0) Gecko/36.0 Firefox/36.0
The response: First redirection.
HTTP/1.1 301 Moved Permanently
Connection: keep-alive
Content-Length: 0
Date: Wed, 25 Mar 2015 22:39:26 GMT
Location: /vp4/
Server: AkamaiGHost
Let's follow with a new HTTP request
GET /vp4/ HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
Host: www.vente-privee.com
User-Agent: Mozilla/5.0 (Android; Mobile; rv:36.0) Gecko/36.0 Firefox/36.0
The response, moved to the mobile site.
HTTP/1.1 302 Moved Temporarily
Cache-Control: private, max-age=0
Connection: keep-alive
Connection: Transfer-Encoding
Content-Type: text/html
Date: Wed, 25 Mar 2015 22:39:41 GMT
Location: http://m.vente-privee.com
Server: Microsoft-IIS/7.5
Set-Cookie: context=; path=/
Transfer-Encoding: chunked
X-AspNet-Version: 2.0.50727
X-Powered-By: ASP.NET
Now let's see for Firefox OS User Agent (on smartphones)
→ http --print hH http://www.vente-privee.com/ 'User-Agent:Mozilla/5.0 (Mobile; rv:36.0) Gecko/36.0 Firefox/36.0'
The request:
GET / HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
Host: www.vente-privee.com
User-Agent: Mozilla/5.0 (Mobile; rv:36.0) Gecko/36.0 Firefox/36.0
The first response:
HTTP/1.1 301 Moved Permanently
Connection: keep-alive
Content-Length: 0
Date: Wed, 25 Mar 2015 22:46:38 GMT
Location: /vp4/
Server: AkamaiGHost
Let's follow on this.
GET /vp4/ HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
Host: www.vente-privee.com
User-Agent: Mozilla/5.0 (Mobile; rv:36.0) Gecko/36.0 Firefox/36.0
HTTP/1.1 302 Moved Temporarily
Cache-Control: private, max-age=0
Connection: keep-alive
Content-Length: 145
Content-Type: text/html; charset=utf-8
Date: Wed, 25 Mar 2015 22:47:54 GMT
Location: /vp4/Login/Portal.ashx
Server: Microsoft-IIS/7.5
Set-Cookie: context=; path=/
X-AspNet-Version: 2.0.50727
X-Powered-By: ASP.NET
We receive now the Desktop site.
So there's a difference of behavior.