If you are a member of the general public:
The fact that you are seeing this page indicates that the website you just visited is either experiencing problems, or is undergoing routine maintenance.
If you would like to let the administrators of this website know that you've seen this page instead of the page you expected, you should send them e-mail. In general, mail sent to the name "webmaster" and directed to the website's domain should reach the appropriate person.
For example, try contacting webmaster@www.ip-info.org.
Learn more about FrankenPHP at the official website.
If you are the website administrator:
Your server is running and serving requests using FrankenPHP
To replace this page, deploy your application files to /usr/share/frankenphp.
Configuration is handled in your Caddyfile.