Network Mapper, abbreviated as NMAP, is an open-source security diagnostic and network inspection tool. This software is designed for fast scanning of large networks, but it also works well on single hosts. NMAP uses raw IP packets in a new way to determine what hosts are available on the network, what services these hosts provide (application name and version), what operating systems they run (what version), what They have filter/firewall package type and many other features. Although NAMP is used for security inspections, many users also use it for routine tasks; Such as network management, service upgrade scheduling management, and hosting or service access time monitoring.