How about a stable server and not a fresh one? There are lots of server out there. It's much better than a fresh server then closes.
You have the following.
- Ragnafied Server - High Rate (https://panel.ragnafied.net)
- Limit Ragnarok Online - Mid Rate (https://www.limitro.com/)
- Nova Raganrok - Low Rate (https://novaragnarok.com/)
Good luck on your findings!