How to redirect all visitors except your IP to another website?
To redirect everyone but you to another website, add this code to your website’s .htaccess file:
RewriteEngine On
RewriteBase /
RewriteCond %{REMOTE_ADDR} !^1.2.3.4
RewriteRule .* http://www.anothersite.com [R=302,L]Replace 1.2.3.4 with your IP Address and anothersite.com with the actual domain name.