SELECT hosts.ip, hostnames.hostname
FROM hosts 
INNER JOIN hosts_hostnames__hostnames_hosts ON hosts.id=hosts_hostnames__hostnames_hosts.hosts_id
INNER JOIN hostnames on hosts_hostnames__hostnames_hosts.hostnames_id=hostnames.id


SELECT tool_runs.tool, tool_runs.output, hosts.ip, hostnames.hostname
FROM tool_runs
INNER JOIN hosts ON tool_runs.target=hosts.ip 
INNER JOIN hosts_hostnames__hostnames_hosts ON hosts.id=hosts_hostnames__hostnames_hosts.hosts_id
INNER JOIN hostnames on hosts_hostnames__hostnames_hosts.hostnames_id=hostnames.id