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Network discovery

Find the devices nobody is monitoring

Network Discovery inventories every device on the subnets you authorise, with nothing installed on them. It combines ARP, reverse DNS, NetBIOS, mDNS and SSDP, vendor lookup and optional SNMP, then shows which devices are monitored and which are not, which switch port each one sits behind, and what has appeared, returned or changed. It is part of Company mode.

DISCOVERED DEVICESIllustrative data
LT-017 · Dell · 10.10.4.31Monitored
HP LaserJet · 10.10.4.60Not monitored
ESX-HOST-3 · 10.10.4.12Not monitored
Unknown device · 10.10.4.88Appeared today
41 devices23 monitored · 18 not
What it does

What is on the network, and what nobody is watching

The unmonitored list is the starting point for your next agent rollout.

🔍

Nothing to install

The scan runs from your monytr.ai instance with packets it builds itself, so no scanner software goes on your servers and no agent on the devices. A vendor database shipped with the product identifies makers without looking anything up on the internet.

✅

Monitored or not

Every device is matched by name against the servers, user devices and network equipment monytr.ai already watches, so each row says whether it is monitored. The rest is your gap.

🖨️

What each device is

Reverse DNS and NetBIOS give names, vendor lookup gives the maker, and optional SNMP adds model, serial number and uptime. Optional service probing tells a printer from a laptop when neither has a useful name.

🔌

Mapped to switch ports

Devices are tied to the switch port they sit behind using the MAC tables of your monitored switches, and marked as reached through a trunk where a port carries many devices.

🕘

A history of change

Each device records when it first appeared, when it returned, when its address changed and when it was renamed, with a daily log you can open by date.

🔒

Safe by design

Only the subnets you authorise are scanned, nothing is guessed or exploited, and active probing of service ports stays off until you switch it on for a subnet. Discovered devices never count as licence nodes.

Run it your way

A schedule per subnet, a report on demand

Each subnet has its own schedule, and a scan can be started on demand. Results are paged and sortable on every column, and the inventory and the daily log export as PDF or Excel.

  • An owner, location, asset tag and note on any device, and an acknowledge flag for the ones you know
  • Monitored devices link straight to their server or user device page
  • Optional SNMP v2c per subnet, with the community stored encrypted
  • A device becomes a licence node only when you install an agent on it
SUBNET 10.10.4.0/24Illustrative data
Last scanToday 07:17 · 41 devices
Appeared2 new devices
Returned1 device
Address changed1 device
How it looks

Passive first, active only when you say so

ARP
Reverse DNS
NetBIOS
mDNS and SSDP
Vendor lookup
Optional SNMP v2c
Optional service probing
Switch MAC tables
PDF and Excel export
FAQ

Questions teams
ask us first

Anything else? Ask on the demo.

Where does the scan run?
From your own monytr.ai Company instance, so the instance needs a network path to the subnets it scans. An instance installed on a VM inside your network scans directly, with no collector to deploy.
Does Discovery count against my licence?
No. Discovered devices are kept in their own tables and are never counted as licence nodes. A device becomes a node only when you install an agent on it.
Is it safe to run on my network?
Yes. It scans only the subnets you authorise, sends one small datagram per address to read the neighbour table, and never guesses credentials or probes for vulnerabilities. Service probing, which identifies printers by their open ports, stays off unless you enable it for a subnet.
How does it know which devices are monitored?
It matches each discovered device by name against the servers, user devices and network equipment monytr.ai already monitors, ignoring padding such as leading zeros, and shows the result on every row.
Will I be told when a new device appears?
Every device records when it first appeared and when it returns or changes address, and the Discovery page and its daily log list them by date.
Keep going

Related monitoring

See it against your own environment

Thirty minutes, your infrastructure, no slideware. We will show you the gaps you cannot currently see.

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