netdiscover

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1. 0.20 May 14, 2025 · release notes

   netdiscover 0.20 adds full CIDRCIDRA notation for a block of IP addresses, such as 10.0.0.0/24. The number after the slash says how many leading address bits identify the network. subnet support and an updated OUI table.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.20 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.20

   └──▷ TRY IT
   Scan a specific CIDR subnet to discover live hosts and their MAC vendors in one shot.
   copy

   $ netdiscover -r 192.168.1.0/24

   • Adds full CIDR subnet notation support for targeted network discovery ranges.
   • Updated OUI table for more accurate vendor identification of discovered hosts.

   2 details in Everything

2. 0.11 Mar 26, 2025 · release notes

   netdiscover 0.11 adds -R flag to skip root/capability checks and refreshes the OUI vendor table.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.11 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.11

   └──▷ TRY IT
   Run a passive ARPARPA network protocol that maps IP addresses to MAC addresses on a local Ethernet segment, letting tools resolve layer-3 targets to layer-2 hardware addresses for packet crafting or host discovery. scan inside a Docker container where CAP_NET_RAW is granted but root checks would otherwise fail.
   copy

   $ netdiscover -R -p -r 192.168.1.0/24

   • New -R flag skips root/capability checks, letting privileged containers or capability-granted users run netdiscover without the pre-flight verification overhead.
   • Updated OUI table for more accurate vendor identification of discovered hosts.

   2 details in Everything

3. 0.9 Feb 19, 2022 · release notes

   Adds --insecure flag to allow downloading OUI tables from the unencrypted IEEE source.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.9 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.9

   └──▷ TRY IT
   Scan a network while explicitly allowing insecure OUI table updates if the secure source is unreachable.
   copy

   $ netdiscover --interface eth0 --insecure

4. 0.3-beta7 Prerelease Mar 24, 2015 · release notes

   Adds -l switch for range files, custom pcappcapA packet capture, recorded network packets that can be inspected later. Analysts use it to reconstruct communication and investigate protocol behavior or suspicious traffic. filters, parsable output, and config file support

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.3-beta7 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.3-beta7

   └──▷ USE IT
   Scan targets defined in an external file rather than typing them on the CLI
   shell copy

   netdiscover -l targets.txt

   • Adds the -l flag to read target IP ranges from a specified file instead of command-line arguments
   • Adds custom pcap filter option via patch by Gustavo Chain allowing advanced packet filtering during scans
   • Adds parsable output format for automated processing, contributed by Guillaume Pratte
   • Adds support to read user config files for defining default IP ranges and fast mode lists

   4 details in Everything

   └──▷ BREAKING ON UPGRADE

   • !Netmask defaults to /24 if omitted, changing behavior from previous unspecified default
5. 0.3-beta6 Prerelease Oct 22, 2005 · release notes

   Netdiscover 0.3-beta6 adds interactive ARPARPA network protocol that maps IP addresses to MAC addresses on a local Ethernet segment, letting tools resolve layer-3 targets to layer-2 hardware addresses for packet crafting or host discovery. request display screen and help overlay

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.3-beta6 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.3-beta6

   • New visual screen dedicated to displaying live ARP requests

   1 detail in Everything

6. 0.3-beta4 Prerelease Aug 24, 2005 · release notes

   New -c flag for request counting and decimal sleep times in netdiscover 0.3-beta4

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.3-beta4 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.3-beta4

   └──▷ USE IT
   Use fractional sleep times for more granular control over packet spacing.
   shell copy

   netdiscover -s 0.5 192.168.1.0/24

   • Adds the -c command-line argument to specify the number of ARPARPA network protocol that maps IP addresses to MAC addresses on a local Ethernet segment, letting tools resolve layer-3 targets to layer-2 hardware addresses for packet crafting or host discovery. requests sent per IP
   • Enables decimal values for sleep time configuration (e.g., fractional seconds between scans)
   • Adds a customizable array for IPs scanned during fast mode

   3 details in Everything

7. 0.2 Jul 17, 2005 · release notes

   Netdiscover 0.2 adds passive mode, subnet scan modes, and auto scan

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch 0.2 https://github.com/netdiscover-scanner/netdiscover.git
   # already have the repo? check out this version:
   $ git checkout 0.2

   • Adds support for /8, /16, and /24 subnet scan modes
   • Adds auto scan mode for automated network discovery
   • Adds sleep time parameter control
   • Adds packet counters output

   4 details in Everything