Should Google use rel=alternate on insights?

Google logo

I use Google Insights quite a lot and I think that the data you can extract from it, in its most basic form, is the first obvious step to keyword discovery if you embark on a new SEO project. Looking in the SERPs today, I noticed that Google.co.uk now has a version of insights, which is identical to Google.com.

I checked the backend code to look for a canonical tag and more importantly a rel=alternate tag. Both were not present, so I ask the question – why isn’t Google using the tag on their own products but are recommending webmasters use it on multi lingual and multi regional websites?

Read More