Ruptime
This gives you the uptime and system load of shell servers.
debian up 3+04:37, 6 users, load 0.15, 0.24, 0.35 fedora up 3+04:22, 0 users, load 0.01, 0.04, 0.07 ftp up 3+04:43, 0 users, load 1.40, 1.63, 1.85 manjaro up 6+17:34, 0 users, load 0.00, 0.01, 0.01 mint up 3+05:25, 0 users, load 0.04, 0.11, 0.08 popos up 8+02:36, 0 users, load 0.02, 0.10, 0.06 radius up 3+07:31, 3 users, load 0.03, 0.03, 0.04 rocky8 up 8+02:34, 0 users, load 0.00, 0.00, 0.00 ubuntu up 3+04:10, 4 users, load 2.70, 3.11, 3.22 zorin up 6+10:37, 1 user, load 0.11, 0.09, 0.09