Have you ever noticed that sometimes, Google shows a slightly different URL for your content in their search results? So maybe they show your normal URL with tracking parameters at the end? Or maybe something else but similar?
Google’s John Mueller said you can use the info: command, so info:URLgoesHere to check to see which URL Google has indexed. This will tell you which URL Google really thinks is the canonical URL.
He said this in a Google hangout video at the 9:35 minute mark a couple weeks ago:
Here is the video embed:
Here is the transcript:
Forum discussion at Twitter.
This post was scheduled to go live today but was written earlier – I am currently offline today.