[Yanel-dev] yanel.org

[Guillaume Déflache]

[ Stumbled upon a better explanation so here it is below: ]

Guillaume Déflache schrieb:
> Michael Wechner schrieb:
>> Guillaume Déflache schrieb:
>>> [...]
>>> What about using //yanel.org everywhere (and redirecting permanently 
>>> //yanel.wyona.org and //www.yanel.org to it)?
>>
>> you mean on pages where these links are set?
> 
> Well, I meant we should make Apache permanently redirect these URLs to 
> the "canonical" ones, not actually changing any page, although we should 
> also do that gradually if we decide to do it. This should not be a lot a 
> work as most links are probably relative, but there are also links from 
> text files and such that are absolute.
> 
> 
>>> We should really do permanent redirects for all alternatives adresses 
>>> else it may water down our rankings by search engines...
>>
>> we wouldn't want that ;-) but I guess you need to explain to me once more
> 
> Well, I am not sure all search engines can readily understand that 
> http://yanel.wyona.org/ and http://yanel.org/ really is the same content 
> without us providing any kind of redirection between them.
> So you end up with results from both sites when doing searches (I saw 
> that happen to Joost website on Google for example, with identical pages 
> from both domains with and without "www").
> And of course if the links are not deemed equivalent, your pagerank just 
> goes down!
> 
> Cheers,
>    Guillaume

This is better articulated in 
http://janeandrobot.com/post/canonical-url-canonicalization-domain.aspx 
than I could do it here! ;)