Posts Tagged ‘Canonicalization’

A lesson in Canonical URLs & Trailing Slashes

Most websites will use the http://www.website.com structure as their main website URL and this will be the address used in link building campaigns. However in some circumstances, you may find that Google has indexed two versions of your homepage. E.g.

  • http://www.website.com
  • http://www.website.com/
  • http://website.com
  • http://website.com/
  • http://www.website.com/index.html
  • http://www.website.com/index.html/

These are called “canonical” URLs and for the best search engine results, you should get rid of all but one, and stick to it!

Use the Google site command to see if there are any extraneous URLs. Type in site:www.website.com to see what pages are indexed. If you have a large site, also try site:www.website.com/index.html or whatever your “index” page is. If both exist, you should go through your website links and point all your “home” links to just one of them. Also consider putting a 301 redirect on extra pages to

Canonicalization and SEO

I am currently building up a glossary of terms for the Blueclaw site which I hope to put live soon and was inspired to write a post on canonicalization. Unfortunately I am still trying to come up with a good definition for it so I will stick with the definition of Matt Cutts:

“the process of picking the best URL when there are several choices…”