Содержимое вашего .htaccess в студию.
<Files ".htaccess">
deny from all
</Files>
<IfModule mod_dir.c>
DirectoryIndex index.html$ index.php
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index.html$ index.php
RewriteRule ^sitemap.xml$ sitemap.php
RewriteRule ^info/([a-zA-Z0-9]+).html$ index.php?dn=info&pa=$1 [NC]
RewriteRule ^technologies/([a-zA-Z0-9]+).html$ index.php?dn=info&pa=$1 [NC]
RewriteRule ^click-([0-9]*).html$ banner.php?banid=$1 [NC]
RewriteRule ^yandex-([0-9]*)-([0-9]*).rss rss.php?dn=news&ya=$1&id=$2 [NC]
RewriteRule ^yandex-([0-9]*).rss rss.php?dn=news&ya=$1 [NC]
RewriteRule ^news-([0-9]*).rss rss.php?dn=news&id=$1 [NC]
RewriteRule ^news.rss rss.php?dn=news [NC]
RewriteRule ^ydown-([0-9]*)-([0-9]*).rss rss.php?dn=down&ya=$1&id=$2 [NC]
RewriteRule ^ydown-([0-9]*).rss rss.php?dn=down&ya=$1 [NC]
RewriteRule ^down-([0-9]*).rss rss.php?dn=down&id=$1 [NC]
RewriteRule ^down.rss rss.php?dn=down [NC]
RewriteRule ^(.*)/date-([0-9]*)-([0-9]*)-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=dat&ye=$2&mo=$3&da=$4&p=$5 [NC]
RewriteRule ^(.*)/date-([0-9]*)-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=dat&ye=$2&mo=$3&da=$4 [NC]
RewriteRule ^(.*)/view/([a-zA-Z0-9_]+)-([0-9]*).html$ index.php?dn=$1&to=cat&cpu=$2&p=$3 [NC]
RewriteRule ^(.*)/view/([a-zA-Z0-9_]+).html$ index.php?dn=$1&to=cat&cpu=$2 [NC]
RewriteRule ^(.*)/read/([a-zA-Z0-9_]+)-([0-9]*).html$ index.php?dn=$1&to=art&cpu=$2&p=$3 [NC]
RewriteRule ^(.*)/read/([a-zA-Z0-9_]+).html$ index.php?dn=$1&to=art&cpu=$2 [NC]
RewriteRule ^(.*)/open/([a-zA-Z0-9_]+)-([0-9]*).html$ index.php?dn=$1&to=open&cpu=$2&p=$3 [NC]
RewriteRule ^(.*)/open/([a-zA-Z0-9_]+).html$ index.php?dn=$1&to=open&cpu=$2 [NC]
RewriteRule ^(.*)/load/([a-zA-Z0-9_]+)-([a-zA-Z0-9]+).html$ index.php?dn=$1&re=load&ds=$3 [NC]
RewriteRule ^(.*)/load/([a-zA-Z0-9]+).html$ index.php?dn=$1&re=load&ds=$2 [NC]
RewriteRule ^(.*)/image/([a-zA-Z0-9_]+).html$ index.php?dn=$1&to=image&cpu=$2 [NC]
RewriteRule ^(.*)/search-([0-9]*)-([0-9]*).html$ index.php?dn=$1&re=search&id=$2&p=$3 [NC]
RewriteRule ^(.*)/comment.html$ index.php?dn=$1&re=comment [NC]
RewriteRule ^(.*)/add.html$ index.php?dn=$1&re=add [NC]
RewriteRule ^(.*)/rating.html$ index.php?dn=$1&to=rating [NC]
RewriteRule ^(.*)/media-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=media&list=$2&p=$3 [NC]
RewriteRule ^(.*)/image-([0-9]*).html$ index.php?dn=$1&to=image&id=$2 [NC]
RewriteRule ^(.*)/dl-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=open&id=$3 [NC]
RewriteRule ^(.*)/p-([0-9]*).html$ index.php?dn=$1&to=all&p=$2 [NC]
RewriteRule ^(.*)/o-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=open&id=$2&p=$3 [NC]
RewriteRule ^(.*)/o-([0-9]*).html$ index.php?dn=$1&to=open&id=$2 [NC]
RewriteRule ^(.*)/a-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=art&id=$2&p=$3 [NC]
RewriteRule ^(.*)/a-([0-9]*).html$ index.php?dn=$1&to=art&id=$2 [NC]
RewriteRule ^(.*)/b-([0-9]*).html$ index.php?dn=$1&re=broken&id=$2 [NC]
RewriteRule ^(.*)/r-([0-9]*)-([0-9]*).html$ index.php?dn=$1&to=cat&id=$2&p=$3 [NC]
RewriteRule ^(.*)/r-([0-9]*).html$ index.php?dn=$1&to=cat&id=$2 [NC]
RewriteRule ^(.*)/j-([0-9]*).html index.php?dn=$1&to=jump&id=$2 [NC]
RewriteRule ^(.*)/print-([0-9]*).html$ index.php?dn=$1&re=print&id=$2 [NC]
RewriteRule ^subscribe/act-([0-9]*)-([0-9]*).html$ index.php?dn=subscribe&to=act&id=$1&sa=$2
RewriteCond %{REQUEST_URI} !^/apanel/
RewriteCond %{REQUEST_URI} !^/apanel
RewriteCond %{REQUEST_URI} !^/forum/
RewriteCond %{REQUEST_URI} !^/forum
RewriteCond %{REQUEST_URI} !^/setur/
RewriteRule ^(.*)/$ index.php?dn=$1 [NC]
</IfModule>
<IfModule mod_expires.c>
ExpiresActive on
ExpiresByType image/jpeg "access plus 1 day"
ExpiresByType image/gif "access plus 1 day"
</IfModul
