RewriteEngine On
RewriteBase /
RewriteCond %{HTTP_HOST} ^domain.com [NC,OR]
RewriteCond %{HTTP_HOST} ^www.domain.com [NC]
RewriteRule ^(.*)$ http://new-domain.com/$1 [L,R=301,NC]
RewriteEngine On
RewriteBase /
RewriteCond %{HTTP_HOST} ^domain.com [NC,OR]
RewriteCond %{HTTP_HOST} ^www.domain.com [NC]
RewriteRule ^(.*)$ http://new-domain.com/$1 [L,R=301,NC]