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If its been redirected it will filter down to Google and get updated in the SERP so don't fret too much.  If you are worried you can always rel=canonical it to your preferred address which will back up any preferred index issues.

Hi Kamran, For a quick solution, you can go in for rel=canonical implementation that will take care of the duplicate content issue. Here is how you implement rel=canonical: https://support.google.com/webmasters/answer/139394?hl=en Here is another good information about the mistakes regarding rel=canonical implementation: http://googlewebmastercentral.blogspot.in/2013/04/5-common-mistakes-with-relcanonical.html rel=canonical implementation will be lot easier to go with and will fix the issues at hand. However, if you look in the long run, getting rid of the frames will be an ideal way to go with. Hope it helps. Best, Devanur Rafi