Ruptime
This gives you the uptime and system load of shell servers.
anduinos up 14+07:20, 0 users, load 0.30, 0.22, 0.18 debian up 14+08:46, 4 users, load 0.04, 0.04, 0.05 fedora up 5+00:10, 0 users, load 0.24, 0.33, 0.35 kali up 14+07:23, 0 users, load 0.06, 0.05, 0.00 manjaro down 11+03:16 mint up 14+08:45, 0 users, load 0.05, 0.07, 0.01 mxlinux up 14+08:47, 0 users, load 0.11, 0.04, 0.05 rocky8 up 14+07:22, 0 users, load 0.24, 0.42, 0.45 ubuntu up 14+08:47, 9 users, load 1.90, 2.14, 2.23 zorin up 14+08:47, 6 users, load 0.11, 0.14, 0.10