It seems that the Google PR update is going on. We have been noticing the dropping and updating of some website’s page ranks in the last couple of days. Also the number of backlinks have been showing a change on different data centers from the last week of July.
These are signs of an update. My guess is that Page rank is being updated by google and well there’s no rocket science there as it was expected to be around this time.. Keep an eye on the Big G.
Check out some tools to help the cause: