Update 19 February 2017 – our rank tracker has seen more movement, exactly 10 days on from the last movement, which may seem like Google is testing part of an algorithm.
There are most changes on Mobile – we’ve seen more activity than on 9th which would indicate a larger test or a rollout of a mobile algorithm related to Google AMP.
On 9th of February 2016 – we’ve seen a huge increase in ranking fluctuations, but only on mobile on Google Grump, our SERP rank tracking monitoring tool.
The desktop ratings are looking steady, which indicates that Google’s update is focused on mobile ranking signals.
This could be another move from Google in boosting rankings of mobile friendly websites or boosting AMP enabled sites, which caused this fluctuation.
Below is the United States screenshot for Mobile rankings, you can see the spike today:
Similarly, for the United Kingdom and Australia, there is a visible spike today, on mobile only.
We also monitor the following European countries which all saw a spike:
If you’re seeing your mobile rankings move, please let us know in the comments and say if your site is mobile friendly according to Google too.
You can sign up for updates to be the first to know when rankings are fluctuating, over at Google Grump.
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