checks an IP address for network availability and DNS PTR record
Please edit the file networks to add a list of networks and hosts.
Requirements: bash resolveip nmap
execute ./free_ip.sh to get a list of free ip address at that exact moment output into file "free_ip". The command also checks for a DNS record and outputs a random free IP address from your selected networks.
execute ./get_ip.sh IP ADDRESS to check a specific IP address.