[104092] in North American Network Operators' Group
Re: [NANOG] support.microsoft.com?
daemon@ATHENA.MIT.EDU (=?iso-8859-1?Q?Bj=F8rn_Mork?=)
Thu Apr 24 09:56:23 2008
From: =?iso-8859-1?Q?Bj=F8rn_Mork?= <bjorn@mork.no>
To: Colin Alston <karnaugh@karnaugh.za.net>
Date: Thu, 24 Apr 2008 15:49:05 +0200
In-Reply-To: <4810816A.8070407@karnaugh.za.net> (Colin Alston's message of
"Thu, 24 Apr 2008 14:47:38 +0200")
Cc: nanog@merit.edu
Errors-To: nanog-bounces@nanog.org
Colin Alston <karnaugh@karnaugh.za.net> writes:
> Has anyone else noticed strange things with support.microsoft.com?
>
> If I wget it ('http://support.microsoft.com/') from anywhere, I get an =
> index.html fine.
>
> If I use lynx, I get gibberish (gzipped content, without a correct header)
>
> If I use Firefox or IE behind some Squid proxies in certain places, it =
> doesn't understand the content either.
>
> Looks like either they are not correctly encoding the content based on =
> browser capabilities.
Not only that. They are actually redirecting to a 404 not found page
based on User-Agent. Compare these two requests:
bjorn@canardo:~$ telnet support.microsoft.com 80
Trying 207.46.248.248...
Connected to support.microsoft.akadns.net.
Escape character is '^]'.
HEAD / HTTP/1.1
Host: support.microsoft.com
Connection: close
HTTP/1.1 302 Found
Connection: close
Date: Thu, 24 Apr 2008 13:43:58 GMT
Server: Microsoft-IIS/6.0
P3P: CP=3D"ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR=
SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
X-Powered-By: ASP.NET
ETag:
X-AspNet-Version: 2.0.50727
Location: /default.aspx?scid=3Dgp;[ln];gsserr404&style=3Derror&errurl=3D%2f=
Default.aspx
Set-Cookie: .ASPXANONYMOUS=3DJUEKFqPcyAEkAAAAZWU4OTVjZDktZTQyNi00ODNkLTkxMm=
MtMmZiNjhjZDg4NDYyIaA8To0Ty4xrBwpDO9AYeo974f81; expires=3DThu, 03-Jul-2008 =
00:23:58 GMT; path=3D/; HttpOnly
Cache-Control: private
Content-Type: text/html; charset=3Dutf-8
Content-Length: 196
Connection closed by foreign host.
bjorn@canardo:~$ telnet support.microsoft.com 80
Trying 207.46.248.248...
Connected to support.microsoft.akadns.net.
Escape character is '^]'.
HEAD / HTTP/1.1
Host: support.microsoft.com
Connection: close
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1=
.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30)
HTTP/1.1 200 OK
Connection: close
Date: Thu, 24 Apr 2008 13:46:13 GMT
Server: Microsoft-IIS/6.0
P3P: CP=3D"ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR=
SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
ETag:
X-Powered-By: ASP.NET
X-AspNet-Version: 2.0.50727
Cache-Control: public
Expires: Thu, 24 Apr 2008 14:45:06 GMT
Vary: *
Content-Type: text/html; charset=3Dutf-8
Content-Length: 28183
Connection closed by foreign host.
The site is designed specifically NOT to work except if you've got an
approved browser. I guess they just don't want lynx users there...
Bj=F8rn
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