ZMap is a fast single packet network scanner designed for Internet-wide network surveys. On a typical desktop computer with a gigabit Ethernet connection, ZMap is capable scanning the entire public IPv4 address space in under 45 minutes.


MASSCAN is described as 'This is the fastest Internet port scanner. It can scan the entire Internet in under 6 minutes, transmitting 10 million packets per second' and is a IP Scanner in the network & admin category. There are more than 10 alternatives to MASSCAN for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best MASSCAN alternative is Nmap, which is both free and Open Source. Other great apps like MASSCAN are Angry IP Scanner, Fing, NetPeek and Advanced IP Scanner.
ZMap is a fast single packet network scanner designed for Internet-wide network surveys. On a typical desktop computer with a gigabit Ethernet connection, ZMap is capable scanning the entire public IPv4 address space in under 45 minutes.


Netdiscover is an active/passive address reconnaissance tool, mainly developed for those wireless networks without dhcp server, when you are wardriving. It can be also used on hub/switched networks.
LanScan Pro is a simple and efficient IPv4 network scanner that discovers all active devices on any subnet: the local one, or any public subnet that you configure.



Fingbox is a cloud system to monitor and manage your network, based on Fing Apps, Applications and Tools. It's a secure, cross-platform, comprehensive solution to discover devices, scan services, analyze and customize your networks, from anywhere.



Fingbox is the most popular Web-based alternative to MASSCAN.
Total Network Inventory is a PC audit and network inventory software for office and large-scale enterprise networks. Total Network Inventory interrogates all computers and notebooks on a network and reports back with complete information about the OS, service packs, hotfixes...




runZero provides asset inventory and network visibility for security and IT teams. You can discover your entire inventory including managed and unmanaged devices, on-premises and cloud assets, IT and OT infrastructure, endpoints at work and at home.




runZero Network Discovery is the most popular SaaS alternative to MASSCAN.
This specialized application allows you to perform periodical checks of multiple hosts, IPs, websites and, if required, even ports.




Port Scanner Online is a user-friendly website that allows you to quickly and easily scan the ports of a target system over the internet.



grIP is a console-based, multiplatorm TCP port scanner with support for IPv4 ranges as well as individual IPv6 IPs. It will shuffle the scan range and utilize a configurable number of sockets to scan it in parallel.


