RewriteEngine on
RewriteCond %{HTTP_HOST} ^ansarsunna\.com$ [OR]
RewriteCond %{HTTP_HOST} ^www\.ansarsunna\.com$
RewriteCond %{REQUEST_URI} !^/[0-9]+\..+\.cpaneldcv$
RewriteCond %{REQUEST_URI} !^/\.well-known/pki-validation/[A-F0-9]{32}\.txt(?:\ Comodo\ DCV)?$
RewriteCond %{REQUEST_URI} !^/\.well-known/acme-challenge/[0-9a-zA-Z_-]+$
RewriteCond %{REQUEST_URI} !^/\.well-known/cpanel-dcv/[0-9a-zA-Z_-]+$
RewriteRule ^/?$ "https\:\/\/www\.ansarsunna\.com\/vb\/" [R=301,L]
ErrorDocument 400 http://www.ansarsunna.com/vb/
ErrorDocument 401 http://www.ansarsunna.com/vb/
ErrorDocument 402 http://www.ansarsunna.com/vb/
ErrorDocument 403 http://www.ansarsunna.com/vb/
ErrorDocument 404 http://www.ansarsunna.com/vb/