Is there a way to find IP address?

Lad python at hope.cz
Fri Sep 15 08:17:57 CEST 2006


Fredrik Lundh wrote:
> Lad wrote:
>
> > Normaly I can log user's IP address using os.environ["REMOTE_ADDR"] .
> > If a user  is behind a proxy, I will log  proxy's IP address only.
> > Is there a way how to find a real IP user's address?
>
> os.environ["HTTP_X_FORWARDED_FOR"]
>
> (but that can easily be spoofed, and is mostly meaningless if the user
> uses local IP addresses at the other side of the proxy, so you should
> use it with care)
>
> </F>
Hello Fredrik,
Thank you for your reply.
How can be HTTP_X_FORWARDED_FOR easily  spoofed? I thought that  IP
address is not possible change.
Thank you for your reply
L.




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