Network tools
Scanners and analysers that show what is on a network and what it is sending.
251 results, page 7 of 9
Qualys Community Edition
Free, cloud-based edition of the Qualys security platform for asset discovery and vulnerability assessment.
Radio Silence
A lightweight outbound firewall and network monitor for macOS that blocks individual apps from the internet.
Reqable
An HTTP debugging proxy and REST API client for desktop and mobile in one application.
Reticulum
Cryptography-based networking stack that spans radio and IP links.
RIPE Atlas
A global network of measurement probes for testing internet connectivity and reachability from many locations.
RIPEstat
A web service for looking up routing, registration and geolocation data on IP addresses and ASNs.
RITA
A network traffic analysis framework that detects command and control communication such as beaconing.
Robtex
A free lookup service for domains, IP addresses, AS numbers and reputation data.
RouteDNS
A DNS stub resolver, proxy and router with blocklists and DoT, DoH, DoQ and DTLS support.
RustNet
Terminal network monitor showing live connections per process with packet inspection.
RustScan
Discover open ports with a configurable scanner written in Rust.
SafeLine
A self-hosted web application firewall and reverse proxy that protects web apps from attacks.
Security Onion
A free Linux distribution for network security monitoring, packet capture, detection and threat hunting.
Shodan
A search engine that indexes internet-connected devices and the services they expose.
SmartDNS
A local DNS server that queries several upstream resolvers and returns the fastest-responding IP address.
sngrep
A terminal tool that captures SIP traffic and displays call message flows as ladder diagrams.
Sniffnet
Shows what your machine is actually talking to, with charts instead of a wall of packets.
socat
Multipurpose relay that connects almost any two data channels.
SoftEther VPN
An open-source multi-protocol VPN server and client for remote access and site-to-site networking.
SoftPerfect Network Scanner
A multi-threaded IPv4 and IPv6 scanner that finds network devices, open ports and shared folders.
Spamhaus IP and Domain Reputation Checker
Online lookup that shows whether an IP address or domain appears on Spamhaus blocklists.
Speedify
A channel bonding VPN that combines Wi-Fi, cellular, Ethernet and satellite connections into one.
Speedtest CLI
Official Ookla speed test for the command line.
SSLyze
Open-source command-line scanner and Python library that analyzes a server's SSL/TLS configuration.
strongSwan
An open-source IPsec VPN implementation using the IKEv2 and IKEv1 key exchange protocols.
Subfinder
Find subdomains using passive online data sources.
T-Pot
An all-in-one multi-honeypot platform with dashboards for analysing collected attack data.
TapMap
Shows the services your computer connects to on a world map.
tcpdump
The classic command-line packet capture and analysis tool.
Tcpreplay
A suite of command-line tools for editing captured network traffic and replaying it onto a network.
