При добавление в URL сайта WWW текущая страница сбрасывается на главную - Поисковая оптимизация, продвижение сайтов на Joomla (SEO)

RewriteCond %{HTTP_HOST} ^www\.(.*) [NC]
RewriteRule ^(.*)$ http://%1/$1 [R=301,L]

RedirectMatch 301 ^/index.php/ http://site.com/

RedirectMatch 301 ^/index.php/ http://site.com/

RedirectMatch 301 ^/index.php/ http://сайт.ru/

Options +FollowSymLinks

RewriteEngine On

RewriteCond %{HTTP_HOST} ^www\.(.+)$ [NC]
RewriteRule ^(.*) http://%1/$1 [L,R=301]

RewriteCond %{QUERY_STRING} base64_encode[^(]*\([^)]*\) [OR]

RewriteCond %{QUERY_STRING} (<|%3C)([^s]*s)+cript.*(>|%3E) [NC,OR]

RewriteCond %{QUERY_STRING} GLOBALS(=|\[|\%[0-9A-Z]{0,2}) [OR]

RewriteCond %{QUERY_STRING} _REQUEST(=|\[|\%[0-9A-Z]{0,2})

RewriteRule .* index.php [F]

RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]

RewriteCond %{REQUEST_URI} !^/index\.php

RewriteCond %{REQUEST_URI} /component/|(/[^.]*|\.(php|html?|feed|pdf|vcf|raw))$ [NC]

RewriteCond %{REQUEST_FILENAME} !-f

RewriteCond %{REQUEST_FILENAME} !-d

RewriteRule .* index.php [L]

RewriteCond %{THE_REQUEST} ^[A-Z]{3,9}\ /index\.php\ HTTP/ 
RewriteRule ^index\.php$ http://вашдомен.ru/ [R=301,L]

AddDefaultCharset utf-8

# compress text, HTML, javascript, CSS, xml:
AddOutputFilterByType DEFLATE text/plain
AddOutputFilterByType DEFLATE text/html
AddOutputFilterByType DEFLATE text/xml
AddOutputFilterByType DEFLATE text/css
AddOutputFilterByType DEFLATE application/xml
AddOutputFilterByType DEFLATE application/xhtml+xml
AddOutputFilterByType DEFLATE application/rss+xml
AddOutputFilterByType DEFLATE application/javascript
AddOutputFilterByType DEFLATE application/x-javascript
 
# Or, compress certain file types by extension:
 
SetOutputFilter DEFLATE

<ifModule mod_expires.c>
ExpiresActive On
#по умолчанию кеш в 5 секунд
ExpiresDefault "access plus 2 days"
# Включаем кэширование изображений и Flash на месяц
ExpiresByType image/x-icon "access plus 1 month"
ExpiresByType image/jpeg "access plus 4 weeks"
ExpiresByType image/png "access plus 30 days"
ExpiresByType image/gif "access plus 43829 minutes"
ExpiresByType application/x-shockwave-flash "access plus 2592000 seconds"
# Включаем кэширование CSS, javascript и текстовых файлоф на одну неделю
ExpiresByType text/css "access plus 604800 seconds"
ExpiresByType text/javascript "access plus 604800 seconds"
ExpiresByType application/javascript "access plus 604800 seconds"
ExpiresByType application/x-javascript "access plus 604800 seconds"
# Включаем кэширование HTML и htm файлов на один день
ExpiresByType text/html "access plus 43200 seconds"
# Включаем кэширование XML файлов на десять минут
ExpiresByType application/xhtml+xml "access plus 600 seconds"
</ifModule>
<ifModule mod_headers.c>
<filesMatch "\.(ico|pdf|flv|jpg|jpeg|png|gif|swf)$">
Header set Cache-Control "max-age=604800, private, must-revalidate"
</filesMatch>
<filesMatch "\.(css|js)$">
Header set Cache-Control "max-age=604800, private, must-revalidate"
</filesMatch>
<filesMatch "\.(xml|txt)$">
Header set Cache-Control "max-age=604800, public, must-revalidate"
</filesMatch>
<filesMatch "\.(html|htm|php)$">
Header set Cache-Control "max-age=604800, private, must-revalidate"
</filesMatch>
</ifModule>

<IfModule mod_setenvif.c>
BrowserMatch "MSIE" force-no-vary
BrowserMatch "Mozilla/4.[0-9]{2}" force-no-vary
</IfModule>