Ruptime
This gives you the uptime and system load of shell servers.
debian up 2+18:46, 6 users, load 0.11, 0.15, 0.14 fedora up 2+19:01, 0 users, load 0.13, 0.14, 0.10 ftp up 2+19:40, 0 users, load 1.04, 1.15, 1.33 mint up 2+19:19, 0 users, load 0.04, 0.07, 0.08 mxlinux up 2+18:10, 0 users, load 0.00, 0.03, 0.04 popos up 2+18:33, 0 users, load 0.02, 0.06, 0.08 radius up 2+18:25, 2 users, load 0.15, 0.08, 0.01 rocky8 up 14+21:40, 0 users, load 0.02, 0.02, 0.00 ubuntu up 2+18:22, 6 users, load 2.06, 2.37, 2.49 zorin up 2+18:13, 0 users, load 0.11, 0.08, 0.07