So we just covered that Google said the best approach is to force your syndication partners to use the rel=canonical attribute to point to the content they distributed from your site. But Glenn Gabe said on Twitter he has seen Google not honoring that.

First, here is the Google statement – note that Google did say “it doesn’t guarantee only one version is shown though.”

Here is Glenn’s tweet:

Here is a bit more:

So while Google says you should make the syndication partner use the rel=canonical – Google admits it might not just list your content, but might list the partner and here is Glenn Gabe showing Google ignoring the rel=canonical tag completely anyway?

Forum discussion at Twitter.

Update: See below: