Ask joins Canonical URLs forces

After, Google, Microsoft and Yahoo! collaborated to clean duplicate URLs, now Ask.com also announced of joining forces with other major search engines in a timely partnership to support a special search index feature called "canonical URL tag". This feature gives webmasters an opportunity to set a "preferred" name for a page.
After, Google, Microsoft and Yahoo! collaborated to clean duplicate URLs, now Ask.com also announced of joining forces with other major search engines in a timely partnership to support a special search index feature called "canonical URL tag". This feature gives webmasters an opportunity to set a "preferred" name for a page.