Handle ?ftr=vidpgurl and ?replytocom URLs: Avoid Duplicate Content Penalty

Many bloggers and website owners face duplicate content problem because of two query strings in the URL’s. The query strings “?ftr=vidpgurl” and “?replytocom” results in duplicate contents. These query string are added dynamically. If you use WordPress as blogging platform then the query string “?replytocom” will appear. This is added dynamically to handle comments. We…