Ruptime
This gives you the uptime and system load of shell servers.
anduinos up 6+23:08, 0 users, load 0.15, 0.14, 0.10 debian up 6+23:15, 5 users, load 0.04, 0.05, 0.01 fedora up 6+23:09, 0 users, load 0.14, 0.06, 0.06 kali up 6+23:09, 0 users, load 0.00, 0.01, 0.00 mint up 6+23:14, 0 users, load 0.08, 0.07, 0.03 mxlinux up 6+23:15, 0 users, load 0.03, 0.06, 0.01 rocky8 up 6+23:10, 0 users, load 0.00, 0.00, 0.00 ubuntu up 6+23:15, 11 users, load 2.23, 2.30, 2.27 zorin up 6+23:14, 6 users, load 0.00, 0.03, 0.00