Ruptime
This gives you the uptime and system load of shell servers.
anduinos up 5+09:53, 0 users, load 1.17, 0.83, 0.90 debian up 5+10:06, 3 users, load 0.10, 0.05, 0.00 fedora down 5+10:05 kali up 5+09:54, 0 users, load 0.00, 0.02, 0.00 mint down 5+10:24 mxlinux up 5+10:07, 0 users, load 0.06, 0.07, 0.03 rocky8 up 5+09:52, 0 users, load 0.85, 0.76, 0.74 ubuntu up 5+10:06, 11 users, load 2.21, 2.60, 2.53 zorin up 5+10:08, 6 users, load 1.53, 1.56, 1.61