Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-19 Thread Ralph Angenendt
On Sun, Apr 18, 2010 at 8:04 PM, JohnS jse...@gmail.com wrote:

 On Sun, 2010-04-18 at 18:41 +0200, Ralph Angenendt wrote:


  Now I see the huge problem especially with how the ranking works in seo.

 You do? The issue has nothing to do with wiki.centos.org, the wildcard
 goes to www.

 Ralph
 ---
 The heck it don't.  It is based on DNS Session Data and Node Ranking not
 to mention other things.  Tell me different...

Ah. Yes. You have a marvellous way of not explaining things you seem
to know. As I have no idea what you are talking about. Hence my
question.

I don't even know what DNS session data is.

Ralph
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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-18 Thread Ralph Angenendt
Am 16.04.10 20:26, schrieb JohnS:
 On Fri, 2010-04-16 at 17:54 +0100, Karanbir Singh wrote:
 On 16/04/10 17:43, JohnS wrote:
 Maybe fill us in on the dns issue effects.


 not sure what i can say beyond my first post. you seem to be confused 
 between www.centos.org and wiki.centos.org
 ---
 Yea I thought they were separate entities in dns but not.

They are. They just point to the same A record.

 Now I see the huge problem especially with how the ranking works in seo. 

You do? The issue has nothing to do with wiki.centos.org, the wildcard
goes to www.

Ralph
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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-18 Thread JohnS

On Sun, 2010-04-18 at 18:41 +0200, Ralph Angenendt wrote:

 
  Now I see the huge problem especially with how the ranking works in seo. 
 
 You do? The issue has nothing to do with wiki.centos.org, the wildcard
 goes to www.
 
 Ralph
---
The heck it don't.  It is based on DNS Session Data and Node Ranking not
to mention other things.  Tell me different... 

John

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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-17 Thread Karanbir Singh
On 04/16/2010 10:52 PM, Ed Heron wrote:
 At the moment there is a www.centos.org site. There is also a wildcard
 dns setup that directs anything.centos.org to www.centos.org's content
 ...

Unless I'm missing something, http://yadda.centos.org doesn't redirect, it
 displays a copy of the (www.)centos.org content.

thats right ( and what I meant, *.centos.org shows www.centos.org 
content, but does not redirect url )

I'm not that knowledgeable about SEO stuff, but wouldn't a redirect be
 better?

yup, thats what I think anyway. I know that google is dropping pagerank 
since multiple domains have the same content.

- KB
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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread Manuel Wolfshant
Karanbir Singh wrote:
 hi guys,

 At the moment there is a www.centos.org site. There is also a wildcard 
 dns setup that directs anything.centos.org to www.centos.org's content

 This has a couple of 'issues' with SEO and google sepcifically. The 
 reason we have such low page rank is that google marks all of this as 
 duplicate content. I am sure there are other search engines that do as 
 well ( Bing has a policy of marking down duplicates as well ).

 So, what I'd like to propose is to either drop the wildcard dns 
 completely, or setup a new vhost for the wildcard that isnt 
 www.centos.org. What we could then do is either present people with a 
 list of options on destinations they might be interested in. eg:

 - www.centos.org
 - wiki.centos.org
 - bugs.centos.org
 - mirror.centos.org
 - isolist.centos.org

 thoughts ?


   
I'd make a dedicatet vhost with the following index.html (read between 
the lines, please...):


Welcome, beloved user ! You've reached nothing.centos.org which 
unfortunately does not point to valid content. What we can help you with is:
- www.centos.org
- wiki.centos.org
- bugs.centos.org
- mirror.centos.org
- isolist.centos.org
- dev.centos.org

Thank you for your interest in CentOS !
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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread JohnS

On Fri, 2010-04-16 at 15:57 +0100, Karanbir Singh wrote:
 hi guys,
 
 At the moment there is a www.centos.org site. There is also a wildcard 
 dns setup that directs anything.centos.org to www.centos.org's content
 
 This has a couple of 'issues' with SEO and google sepcifically. The 
 reason we have such low page rank is that google marks all of this as 
 duplicate content. I am sure there are other search engines that do as 
 well ( Bing has a policy of marking down duplicates as well ).
---
I do not think that's the whole problem:  Take into consideration this;
site:wiki.centos.org kernelbuild  
Use that at both bing.com and google.com.  Bing wins hands down.

BTW when was the last bing crawl date? Today?

John

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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread Karanbir Singh
On 16/04/10 17:06, JohnS wrote:
 I do not think that's the whole problem:  Take into consideration this;
 site:wiki.centos.org kernelbuild
 Use that at both bing.com and google.com.  Bing wins hands down.

 BTW when was the last bing crawl date? Today?

well, googlebot is always on centos.org, its not uncommon for search 
results from the forums to show content created within the last hour.

-- 
Karanbir Singh
kbsi...@karan.org | http://www.karan.org/ | twitter.com/kbsingh
ICQ: 2522219  | Yahoo IM: z00dax  | Gtalk: z00dax
GnuPG Key : http://www.karan.org/publickey.asc
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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread JohnS

On Fri, 2010-04-16 at 17:13 +0100, Karanbir Singh wrote:
 On 16/04/10 17:06, JohnS wrote:
  I do not think that's the whole problem:  Take into consideration this;
  site:wiki.centos.org kernelbuild
  Use that at both bing.com and google.com.  Bing wins hands down.
 
  BTW when was the last bing crawl date? Today?
 
 well, googlebot is always on centos.org, its not uncommon for search 
 results from the forums to show content created within the last hour.
---
Yes that is true but I can't wrap my head around how dns is going to
prevent or cause problems with crawling a site.  My understanding has
been if you submit wiki.centos.org then it is only going to crawl it
via /robots.txt.  However it finding duplicate files so it says is a
problem in it self.  Using the moin site map should just prevent that at
least in theory if it get regenerated.  Of which will happen if you
submit it through bing. Bing can auto pull the site map and every time
that happens it will get regened.  I'm guessing google can still do this
also.

Maybe fill us in on the dns issue effects.  

John

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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread JohnS

On Fri, 2010-04-16 at 17:54 +0100, Karanbir Singh wrote:
 On 16/04/10 17:43, JohnS wrote:
  Maybe fill us in on the dns issue effects.
 
 
 not sure what i can say beyond my first post. you seem to be confused 
 between www.centos.org and wiki.centos.org
---
Yea I thought they were separate entities in dns but not.  Now I see the
huge problem especially with how the ranking works in seo. 

John

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Re: [CentOS-docs] www.centos.org and the wildcard dns

2010-04-16 Thread Ed Heron
From: Karanbir Singh, Friday, April 16, 2010 8:57 AM

 ...
 At the moment there is a www.centos.org site. There is also a wildcard
 dns setup that directs anything.centos.org to www.centos.org's content
 ...

  Unless I'm missing something, http://yadda.centos.org doesn't redirect, it 
displays a copy of the (www.)centos.org content.

  I'm not that knowledgeable about SEO stuff, but wouldn't a redirect be 
better?

  Assuming an Apache setup, adding something like a catch-all virtual host 
after any other centos.org host definitions.  I prefer URL's without the www 
unless there is a good reason...

VirtualHost *:80
  ServerAlias *.centos.org
  Redirect permanent / http://centos.org
/VirtualHost

  That should get the browser client to notice and change where it is going.

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