Colasoft MAC Scanner is a scan tool for scanning IP address and MAC address. It can automatically detect all subnets according to the IP addresses configured on multiple NICs of a machine and scan the MAC addresses and IP addresses of defined subnets as your need. By sending ARP queries to the specified subnet and listens to the ARP responses, Colasoft MAC Scanner can list IP addresses and MAC addresses with their correlation in seconds.Scan results can be edited and attached with attributes showing where is the host and who is the user. Moreover, with its database feature, scan results can be easily maintained as database records. By automatically comparing new scan results with the records in database, Colasoft MAC Scanner can instantly identify alien network equipment which does not belong to your local network.