RewriteEngine On

RewriteCond %{HTTP_HOST} ^(www\.jcas\.co\.kr)(:80)? [NC]
RewriteRule ^(.*) http://jcas.co.kr/$1 [R=301,L]

RewriteBase /

RewriteCond %{ENV:REDIRECT_SURI} ^$ [OR]
RewriteCond %{ENV:REDIRECT_SURI} ^/$
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ /zbxe/$1 [R]

RewriteRule ^/$ /zbxe/?mid=home [L]
RewriteRule ^$ /zbxe/?mid=home [L]

SetEnvIfNoCase remote_addr 93.174.93 go_out
SetEnvIfNoCase remote_addr 92.48.84 go_out
SetEnvIfNoCase remote_addr 77.91 go_out
SetEnvIfNoCase remote_addr 211.252 go_out
SetEnvIfNoCase remote_addr 222.122.194.76 go_out
SetEnvIfNoCase remote_addr 211.245.21 go_out
SetEnvIfNoCase remote_addr 192.68 go_out
SetEnvIfNoCase remote_addr 121.200 go_out
SetEnvIfNoCase remote_addr 78.110 go_out
SetEnvIfNoCase remote_addr 211.51 go_out
SetEnvIfNoCase remote_addr 78.46 go_out
SetEnvIfNoCase remote_addr 161.222 go_out
SetEnvIfNoCase remote_addr 57.68 go_out
SetEnvIfNoCase remote_addr 167.206 go_out
SetEnvIfNoCase remote_addr 217 go_out
SetEnvIfNoCase remote_addr 216 go_out
SetEnvIfNoCase remote_addr 213 go_out
SetEnvIfNoCase remote_addr 212 go_out
SetEnvIfNoCase remote_addr 209 go_out
SetEnvIfNoCase remote_addr 94.102 go_out
SetEnvIfNoCase remote_addr 158.64 go_out

Order Allow,Deny 
Allow from all 
Deny from env=go_out