IP address management – scan for duplication of IP addresses.

Security procedures – spot rogue devices on your network.

Many network scanners will perform this task for you

Network mapping – create a graphical representation of your network from your device inventory.

Recheck for missing devices that would indicate equipment failure.

Device auditing – get a list of all live equipment on your network.

Here are some systems administration tasks that network scanners can help with:

WhatsUp Gold A network monitoring system that includes a device discovery feature and network topology mapper.Ī network scanner will help you document the network, monitor it, and guard it.

The Dude Suitable for SMEs, this network scanner automatically produces a range of network maps.

Nmap A very popular free command line network scanner and device identifier.

Capsa Free Network Analyzer An attractive free network monitor that is based on Wireshark – a paid version is also available.

Xirrus Wifi Inspector A real-time network monitor for wireless systems that includes SSID scanning to identify nearby devices.

OpenNMS A free, open source network management tool with a scanner included.

MiTeC’s Network Scanner A multi-threaded scanner with four different operating methods.

Nagios Discovery Tool A Nagios XI component that offers four scanning methodologies.

PortScan and Stuff A free network scanner that can identify open ports on all network-connected devices.

Available for Windows, Mac OS, and Linux.

GFI LanGuard A network management system that includes device discovery.

Advanced Port Scanner A free IP address and port scanner that also logs MAC addresses, hostname, and port protocols.

PRTG Network Monitor A network discovery sensor as part of a network and infrastructure monitoring suite.

ManageEngine OpManager (FREE TRIAL) A network and server monitoring system that includes automated network scanning, device discovery, and topology mapping.

ManageEngine OpUtils (FREE TRIAL) A network utility bundle that includes four scanners to discover connected devices.

SolarWinds Network Device Scanner (FREE TRIAL) Part of the Network Performance Monitor, this module identifies all connected devices by using SNMP procedures.

Here is our list of the best Network Scanners for Windows: The main incentive has been to improve transparency over the network.

Or does it? For years, network administrators have been using networks scanners to automate the process of scanning devices throughout corporate networks. Every minute of uptime needs to be meticulously maintained through sheer will. Without the right tools, network administration can be a nightmare.

Wifi inspector results screen