VirtualCardxNginx: Redirect IP Access to Your Domain Automatically
Edit the /etc/nginx/sites-available/default file
Add the code in green:
server {
listen 80 default_server;
listen [::]:80 default_server;
return 301 https://servername.com:443$request_uri;
}
server {
listen 443 ssl default;
server_name _;
ssl_certificate /etc/letsencrypt/live/servername.com/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/servername.com/privkey.pem;
return 301 https://servername.com:443$request_uri;
}Save the file, then restart the nginx server:
# systemctl nginx restart
Nginx: Redirecting Direct IP Access to Your Domain Automatically: Pre-Operation Checklist
The worst thing about technical tutorials is copying commands while ignoring environment differences. Different system versions, web servers, plugin combinations, and permission settings all affect the final result. Before you start, it is a good idea to record your current configuration and, if necessary, take a snapshot or backup. That way, even if a step goes wrong, you can roll back quickly.
Things to confirm before you start
- System and software versions: Confirm the versions of Windows, Debian, Nginx, Apache, WordPress, or related tools.
- Permissions: When credentials, certificates, or configuration files are involved, first confirm that your current user has sufficient permissions.
- Backups: Before modifying configuration files, make a copy of the original; for WordPress sites, back up the database as well.
- Testing: Verify after every change — do not wait until everything is modified to start troubleshooting.
Troubleshooting approach
When you hit an error, first figure out which layer it occurs in: browser, DNS, server, application, plugin, or permissions. Breaking the problem down is more effective than repeatedly searching for the whole error message. For issues like WordPress, Nginx, certificates, and proxies, logs are usually more reliable than the front-end page.
If the paths or menus in a tutorial do not match your environment, trust what your current system shows and locate the equivalent feature by keywords. Windows Control Panel, WordPress plugin menus, and cloud console entry points in particular often change with version updates.
Follow-up maintenance tips
Completing one fix does not mean the problem is gone forever. Keep a record of key commands, modified files, modification times, and verification results. When you later migrate servers, upgrade plugins, or change themes, these records will save you a lot of debugging time.