old stats does not work with www.
they have added below code in .htacess so issue occurred.
==============
#Force www:
#RewriteEngine on
#RewriteCond %{HTTP_HOST} ^bharatiyaindustries.com [NC]
#RewriteRule ^(. *)$ http://www.bharatiyaindustries.com/$1 [L,R=301,NC]
#RewriteEngine on
#RewriteCond %{HTTP_HOST} ^bharatiyaindustries.com [NC]
#RewriteRule ^(. *)$ http://www.bharatiyaindustries.com/$1 [L,R=301,NC]
==============
tell them to clear browser cache and check once through below URL
Redirection rule that needs to be added
Redirect 302 /stats https://tubecleaner.co.in/cgi-bin/awstats/awstats.pl