@stuggiboogie I'm not familiar with ionos. You should check with them to make sure they support java applications or docker applications as well as a shell account and a database. If they can provide these and meet the system requirements, you should be able to run FusionAuth.
System requirements: https://fusionauth.io/docs/v1/tech/installation-guide/system-requirements/
Installation using a package: https://fusionauth.io/docs/v1/tech/installation-guide/fusionauth-app/
Installation using docker: https://fusionauth.io/docs/v1/tech/installation-guide/docker/