htaccess

or html refresh

.htaccess
Redirect 301 / https://example.com/

<IfModule mod_rewrite.c>
  RewriteEngine On
  RewriteCond %{HTTP_HOST} ^example.com$ [OR]
  RewriteCond %{HTTP_HOST} ^www.example.com$
  RewriteRule (.*)$ https://www.dreamhostexample.com/$1 [R=301,L]
</IfModule>

## Redirect to a local site file
## Redirect /path/to/old/file/old.html /path/to/new/file/new.html

## Redirect to an external site file
## Redirect /path/to/old/file/old.html https://www.example.com/new/file/new.html

Redirecting a Single URL
ErrorDocument 404 https://example.com/
Redirecting a Single Folder
RedirectMatch 301 /oldpage/ /newpage/

RewriteRule ^/?folder/(.\*)$ /location/$1 [R,L]