To verify the status of your Red Hat Enterprise Linux subscription and any technical support that you’re entitled to:
Log into the Red Hat website to access the subscriptions page: https://access.redhat.com/wapps/support/protected/subscriptions.html
If you have lost your Red Hat login credentials, please refer to this page.
Select the appropriate subscription from the table:
The details page will show the contract number, start and end dates, and which level of support is included:
If you have any further questions, please refer to How do I contact Red Hat for support? or email customerservice@redhat.com.