Thursday July 1, 2010

Mind Your Canonical Tags - Latency Issues

Introduction & Backstory

We had a site recently that was built to have a number of dynamically generated pages based on geographic locations. These were setup using a URL rewriting tool for “pretty URLs” and as such we wanted to make sure that Google always attributes the page to the nicer “pretty URLs” instead of the possible alternate URLs that include QueryString variables.

For this specific case, Google pioneered the “Canonical Tag” which is a flavor of the LINK tag that looks like this:

<link rel=“canonical” href=“http://dbdnet.com/” />

Where the “href” attribute is the desired URL for the page being looked at.

With this tag Google views it as a recommendation from the web developer…

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