View ~/.ssh/known_hosts key information $ ssh-keygen -l -f ~/.ssh/known_hosts Will return the SSH server key information for each host you have in your ~/.ssh/known_hosts file, including key size, key fingerprint, key IP address or domain name, and key type. Ex: [suresh@mercury ~]$ ssh-keygen -l -f ~/.ssh/known_hosts 2048 e9:6e:9a:20:53:04:66:87:6d:af:29:71:29:ab:3b:46 192.168.1.3 (RSA) 2048 0f:6f:24:7c:e0:33:29:db:71:76:d7:88:2f:38:0a:f2 192.168.1.8 (RSA) 2048 16:27:ac:a5:76:28:2d:36:63:1b:56:4d:eb:df:a6:48 github.com,207.97.227.239 (RSA) 2048 8b:48:5e:67:0e:c9:16:47:32:f2:87:0c:1f:c8:60:ad heroku.com,50.16.232.130 (RSA) -- Warm Regards, Tha.Suresh My experiences with Linux: http://thasulinux.wordpress.com