Network tools
Scanners and analysers that show what is on a network and what it is sending.
251 results, page 8 of 9
TCPView
Sysinternals viewer for active TCP and UDP endpoints on Windows.
Technitium DNS Server
A self-hosted DNS server that blocks ads network-wide, hosts your own zones, and encrypts upstream queries.
Termshark
Terminal interface for tshark that feels like Wireshark.
tinc
A VPN daemon that builds an encrypted mesh network between hosts over the internet.
TinyWall
A free, lightweight firewall controller for Windows that works without pop-up prompts.
tlsx
Inspect TLS connections and certificates from the terminal.
Traefik
Reverse proxy that discovers services automatically from Docker, Kubernetes and more.
TrafficMonitor
A Windows floating window and taskbar widget showing network speed, CPU, memory and temperatures.
Triage
Online malware sandbox that runs submitted samples and reports their behavior and configuration.
Trippy
Combines traceroute and ping into one live interface showing loss and latency at every hop along a route.
Tunnelmole
An open-source tunneling tool that gives a server running on localhost a public HTTPS URL.
ufw
Uncomplicated Firewall, a command-line tool for managing a netfilter firewall on Linux.
ViewDNS.info
A web collection of more than 20 DNS, IP and domain lookup tools, with a paid API.
Vistumbler
An open-source Windows Wi-Fi scanner that maps and logs nearby access points using GPS data.
vnStat
A console network traffic monitor for Linux and BSD that logs interface usage over time.
VyOS
An open-source network operating system that combines routing, firewall and VPN functions in one platform.
wafw00f
Command-line tool that identifies and fingerprints web application firewalls in front of a site.
WatchYourLAN
Lightweight self-hosted network IP scanner with a web interface and alerts for new hosts.
Waveform Bufferbloat Test
Browser test that measures internet speed and how latency rises under load.
Web Check
Open-source, self-hostable tool that analyses a website's DNS, security, headers and other public details.
websocat
A command-line WebSocket client and server, like netcat or curl for ws:// with socat-style features.
whatsmydns.net
A free online tool that checks DNS propagation against nameservers in many countries.
WhatWeb
Command-line web scanner that fingerprints the technologies running on a website.
Who.is
A web lookup for WHOIS, RDAP, DNS records, nameservers and IP ownership of any domain.
Whois.com Lookup
A free web lookup for domain and IP registration details such as owner, registrar and expiry.
Whoxy
A WHOIS lookup site and pay-as-you-go API with WHOIS history and reverse WHOIS search.
WiFi Explorer
A Mac app that scans nearby Wi-Fi networks and shows channels, signal and configuration.
WiFiAnalyzer
Compare nearby Wi-Fi networks with an Android analyzer.
WiGLE
Crowdsourced database and app for mapping Wi-Fi and cellular networks.
Windows Firewall Control
A tray tool that extends Windows Firewall with outbound connection prompts and quick filtering modes.
