NEDRI

For network engineers on Mac.

Network diagnostics
for Mac.

Network diagnostic tools for engineers using macOS. Discover IPv4/IPv6 devices and troubleshoot connections with ping, TCP, DNS and SNMP/MIB in one native Mac app.

NEDRI stands for Network Exploration, Diagnostics, Reference & Inspection.

Explore the license Explore the tools

macOS 12+ · Apple Silicon · Website available in eleven languages

Actual NEDRI home screen on macOS, with network tools in the sidebar.
Actual screenshot · NEDRI 1.0.1 beta 12
One purchase. One major version.Perpetual license, no subscription.
Your diagnostics stay local.History and reports on your Mac.
A desktop and a laptop.Two Macs per individual license by default.

A connected diagnostic workflow

Network troubleshooting tools for macOS.

For field work, connection troubleshooting and device analysis: move from discovery to diagnostics without losing context.

01

Discover

Find IPv4 and IPv6 devices and inspect available services.

ICMP · TCP · Bonjour
02

Ping, traceroute and DNS

Measure latency and loss, trace network paths and inspect DNS, HTTP and TLS responses.

Ping · Traceroute · DNS · TLS
03

SNMP and MIB browser

SNMP v1/v2c/v3 · MIB · GET · Walk · GETBULK · SET

SNMP · MIB
04

Review

Review saved analyses and prepare reports on your Mac.

History · Reports

See current features →Planned features and roadmap

Beta

1.2.0 beta 1 (Build 139)

These features are included in the beta. Validation is still in progress for some tools and hardware.

Packet Capture

Capture local traffic or inspect a PCAP/PCAPNG trace with packet fields and raw bytes.

Throughput Tests

Measure TCP or UDP throughput against an iPerf3 server, with local intervals and receiver results. Choose a public server…

NetFlow Collector

NetFlow v5/v9 · IPFIX · UDP. Receive NetFlow and IPFIX exports with templates and flow details.

Wi-Fi Diagnostics

RSSI · SNR · Inspect the Wi-Fi information available from macOS.

DHCP Diagnostic

IPv4/IPv6. Discover DHCP servers on this local interface. No lease is requested or applied to this Mac.

Contact support…

Report a bug, request a feature or suggest an improvement from the app after reviewing your message. No diagnostics or files are attached automatically.

See current features →

The application in pictures

NEDRI on your Mac.

Actual screenshots of NEDRI 1.0.1 beta 12 (build 88), French interface. Click an image to open it at full size.

NEDRI home screen — NEDRI 1.0.1 beta 12

NEDRI home screen

Tools grouped in one native macOS window.

Advanced ping and latency chart — NEDRI 1.0.1 beta 12

Advanced ping and latency chart

A real measurement of ten replies from 127.0.0.1, the Mac’s loopback address.

IPv4 subnet calculator — NEDRI 1.0.1 beta 12

IPv4 subnet calculator

Local calculation for 192.0.2.42/24, a documentation address.

MIB library and definitions — NEDRI 1.0.1 beta 12

MIB library and definitions

SNMPv2-MIB search and definition review without querying a device.

Offline RFC library — NEDRI 1.0.1 beta 12

Offline RFC library

Reading DNS RFC 1035 in the bundled corpus.

Licensing, made simple

Software you purchase.

Updates within your major version are included. Upgrading to a new major version remains your choice.

How it works →