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-- Google SEO News and Discussion
---- Add-on Domains - can also be accessed as subdomains
deadsea - 2:11 pm on May 31, 2011 (gmt 0)Thread source:: http://www.webmasterworld.com/google/4319903.htm
I would say that disabling weird subdomains or implementing canonicalization between them is a "nice to have", not a "do it now".
If things seem to be working fine, don't break them. ;-)
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