maintenance page .htaccess

.htaccess

#ADD this block of code to the very top of the htaccess file
#make sure maintenance.html is in the root
#make sure to edit maintenance.html to include client specific information
#remove this code when the site maintenance is completed

# MAINTENANCE-PAGE REDIRECT
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{REMOTE_ADDR} !^66\.27\.58\.251
RewriteCond %{REQUEST_URI} !/maintenance.html$ [NC]
RewriteCond %{REQUEST_URI} !\.(jpe?g?|png|gif) [NC]
RewriteRule .* /maintenance.html [R=302,L]
</IfModule>