Alex (TuxCoding)

First of all this error is about DNS requests. (port 53 I believe) Furthermore how the port 80 related to this. FastLogin connecting to the Mojang API strictly using HTTPS...

Yes you can block that port, but maybe you should allow outgoing TCP connections in case any plugin requires HTTP (not HTTPS) connection. However, nowadays with certificate services like `Let's...

Besides `IPTables` are also easier solutions like `ufw`. IMO it's easier to manage it.

>[/127.0.0.11:53] query timed out after 5000 milliseconds Could please check if your local DNS server port is closed to the public? This sounds more like an attack (or just a...

I don't know how OVH DDOS protection works, but maybe it blocks DNS requests on the OVH DNS server if that happens. You could try to switch to different DNS...

No I meant the DNS server that is used **by** your server and not pointing to your server. EDIT: So your server trying to resolve addresses to connect to websites...

You could also use MariaDB. It's a fork of MySQL and largely replaced the mysql package in many Linux distributions. However MariaDB 10+ is a major release and it could...

BTW I noticed that the MySQL connector Spigot currently uses [should support MySQL 8](https://github.com/mysql/mysql-connector-j/commit/cfc78706659b0c0cd37a1ce18d7d637c09717e5b). The fix should be included in Connector 5.1.44. This is available in Spigot [1.12.2+](https://hub.spigotmc.org/stash/projects/SPIGOT/repos/craftbukkit/commits/9a1f5ee80a8665b0c388758003e2bda1ee924084#pom.xml)

Where is the server log? If it just prints the message. It means it disabled itself on startup.

It's a paid plugin. We need at least the table scheme and the password algorithm used to perform the conversion.