systemctl list-units --type target
returns:
UNIT LOAD ACTIVE SUB DESCRIPTION basic.target loaded active active Basic System bluetooth.target loaded active active Bluetooth Support cryptsetup.target loaded active active Local Encrypted Volumes getty-pre.target loaded active active Preparation for Logins getty.target loaded active active Login Prompts graphical.target loaded active active Graphical Interface local-fs-pre.target loaded active active Preparation for Local File Systems local-fs.target loaded active active Local File Systems multi-user.target loaded active active Multi-User System network-online.target loaded active active Network is Online network-pre.target loaded active active Preparation for Network network.target loaded active active Network nss-lookup.target loaded active active Host and Network Name Lookups nss-user-lookup.target loaded active active User and Group Name Lookups paths.target loaded active active Path Units remote-fs.target loaded active active Remote File Systems slices.target loaded active active Slice Units snapd.mounts-pre.target loaded active active Mounting snaps snapd.mounts.target loaded active active Mounted snaps sockets.target loaded active active Socket Units sound.target loaded active active Sound Card swap.target loaded active active Swaps sysinit.target loaded active active System Initialization time-set.target loaded active active System Time Set timers.target loaded active active Timer Units veritysetup.target loaded active active Local Verity Protected Volumes LOAD = Reflects whether the unit definition was properly loaded. ACTIVE = The high-level unit activation state, i.e. generalization of SUB. SUB = The low-level unit activation state, values depend on unit type. 26 loaded units listed. Pass --all to see loaded but inactive units, too. To show all installed unit files use 'systemctl list-unit-files'.