Network Tools

Measure ICMP, TCP, latency and bandwidth from Windows

Measure socket latency distributions and behavior under load

Compare a network path through tables, graphs and history

Compare Internet resilience, shutdown and interconnection data

Run mass pings and inspect hosts through a graphical toolbox

A consolidated suite for network measurements and discovery

An independent C++ client for Speedtest measurements

Base Linux utilities for interfaces, routes and connection inspection

Network statistics in an interactive terminal or script output

Capture packets and diagnose wired or wireless network behavior

Measure several network-performance dimensions with one tool

GNU's collection of common network clients and diagnostic commands

Internet speed testing with mobile coverage resources

Compare domain answers across public DNS resolvers

Discover addresses and map devices to switch ports

See a website from several geographic browser locations

Join or generate IPv4 and IPv6 multicast traffic

A Linux toolkit for packet capture, replay and statistics

Find network interconnection and exchange-point information

Inspect latency, HTTP connectivity and routes from remote locations

Android diagnostics for cellular voice and data engineering

Check website responses alongside issue history and user reports

Explore Internet trends and outages from Cloudflare's vantage point

Publish a configurable network looking glass