If domain.com and www.domain.com has same content, Google will think it as duplicate content. However, you can use .htaccess to avoid duplicate content. Solution is to redirect your visitor to one of the domain, either with www or without www. The trick below is a simple yet effective way to avoid duplicate content on the same domain.
To avoid duplicate content using.htaccess, follow the steps below:-
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It’s a good practice to block visitor access to file types that is not being used in web server. You can configure .htaccess to block access to specific file types (eg: inc, bak, log, sh). It’s common for webmaster to edit files at the server and rename the old filename to .bak. If your file contain sensitive information like login credentials, then your info will be expose to public.