80a21f7a75
Handles records like "[20.20.7.168]:9722 ssh-rsa ..." This is a standard format for servers running on custom port according to http://man.openbsd.org/sshd.8#SSH_KNOWN_HOSTS_FILE_FORMAT A hostname or address may optionally be enclosed within ‘[’ and ‘]’ brackets then followed by ‘:’ and a non-standard port number.