RewriteEngine On
RewriteCond %{REQUEST_METHOD} POST
RewriteCond %{REQUEST_URI} !^.*/comment/reply/*
RewriteCond %{HTTP_REFERER} !.*домен.* [OR]
RewriteCond %{HTTP_USER_AGENT} ^$
RewriteRule (.*) ^http://%{REMOTE_ADDR}/$ [R=301,L]
RewriteCond %{HTTP_HOST} www.домен$
RewriteRule ^(.*)$ http://домен/$1 [NC,R=301,L]

AddOutputFilterByType DEFLATE text/html text/plain text/xml application/xml application/xhtml+xml text/javascript text/css application/x-javascript
BrowserMatch ^Mozilla/4 gzip-only-text/html
BrowserMatch ^Mozilla/4.0[678] no-gzip
BrowserMatch bMSIE !no-gzip !gzip-only-text/html

<Files "cron.php">
      Order Deny,Allow
      Deny from all
      Allow from localhost
      Allow from 127.0.0.1
      Allow from /* здесь ip хостинга */
</Files>