You don’t need a domain name for HTTPS.

192.168.x.x is always an IP address that is not exposed to the internet.

If you’re trying to make your server accessible on the internet, you need to open a port (doesn’t have to be 80 for 443) and have a reverse proxy direct connections to the services running on it.

Here’s a post that explains the basics of how to set this up: https://lemmy.cif.su/post/3360504

Combine that with this and you should be good to go: https://www.digitalocean.com/community/tutorials/how-to-create-a-self-signed-ssl-certificate-for-nginx-on-debian-10

When are they going to learn?

Probably never.

Dipshits like this are going to be stupid for the rest of their lives.

Bluesky is a platform for scammers and morons.

If you’re not the one scamming, that only leaves one other option.