Is it possible to set a ddns hostname to access a name-based virtual host?

hongyi.zhao at hongyi.zhao at
Sat Feb 21 03:29:24 UTC 2009

On Saturday, February 21, 2009 at 5:45, kcd at wrote:
> Hongyi Zhao wrote:
>> Hi all,
>> Suppose a file named file.pdf stored in the following web location:   
>> http://some_domain/path/to/file.pdf
>> Where, the *some_domain* is a name-based virtual host.  In this case,
>> is it possible to set a ddns hostname, say through
>>, without using *some_domain* itself,  to
>> access this file?
> DNS can only control what IP address the client connects to. It doesn't
> have any effect on the "Host:" header that is sent in the HTTP request,
> and that's what a webserver uses to identify the target site, in a 
> named-based virtual hosting context.

> I think you want to use a proxy with URL-rewriting capability. SQUID 
> seems to be capable of this.

> Possibly some browser add-on might have a URL-rewriting capability too,
> haven't looked into that.

Thank you for your pertinent recommendations.

Warmly regards,
Hongyi Zhao <hongyi.zhao at> 
Xinjiang Technical Institute of Physics and Chemistry
Chinese Academy of Sciences 
GnuPG DSA: 0xD108493

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