Please provide Wildcard Config Example for your own Firewall Product, like Sophos XG.
Don't let customer puzzle to try to get the Config right.
Config Example for Sophos XG Web Filter Exceptions:
^[A-Za-z0-9.-]*\.sophos\.com/ ^[A-Za-z0-9.-]*\.sophosupd\.com/ ^[A-Za-z0-9.-]*\.sophosupd\.net/ ^[A-Za-z0-9.-]*\.sophosxl\.net/ ^[A-Za-z0-9.-]*\.analysis\.sophos\.net/ ^[A-Za-z0-9.-]*\.ctr\.sophos\.com/ ^[A-Za-z0-9.-]*\.hydra\.sophos\.com/ ^[A-Za-z0-9.-]*\.hitmanpro\.com/