zmap: zmap (Network scanner for Internet-wide network surveys) zmap: zmap: ZMap is an open-source network scanner that enables researchers to zmap: easily perform Internet-wide network studies. With a single machine zmap: and a well provisioned network uplink, ZMap is capable of performing zmap: a complete scan of the IPv4 address space in under 45 minutes, zmap: approaching the theoretical limit of gigabit Ethernet. zmap: zmap: zmap: zmap: