There are lots of news stories in recent years about Oracle sending lawyers round to demand money from orgs both commercial and non-commercial who are using Oracle Java SE, eg https://www.theregister.com/2025/05/09/users_advised_to_revi...
What could be happening there is that an Oracle customer uses their customer account to get access to a non-free JDK, such as an update that isn't offered on the public website because it's past the free update period.