Protect website via htaccess
This list for .htaccess contains more than 1900 bad bots, grabbers, spammers, combiners and other garbage. Blocking them will help to reduce the load on your site, which will positively affect it's performance and security.
At the same time, search engines bots wouldn't be blocked.
To use this, just find the .htaccess file in the root directory of your site, if it's not there then create it and copy the following into it: