A high-performance DNS stub resolver for bulk lookups and reconnaissance (subdomain enumeration)

dnsx is a fast and multi-purpose DNS toolkit allow to run multiple DNS queries of your choice with a list of user-supplied resolvers.

Puredns is a fast domain resolver and subdomain bruteforcing tool that can accurately filter out wildcard subdomains and DNS poisoned entries.

MassDNS wrapper written in go to enumerate valid subdomains using active bruteforce as well as resolve subdomains with wildcard filtering and easy input-output support.

Bass grabs you those "extra resolvers" you are missing out on when performing Active DNS enumeration. Add anywhere from 100-6k resolvers to your "resolver.txt"

An asynchronous domain name resolution module for nginx upstream.

dnsprober is a fast and multipurpose DNS reconnaissance tool designed for efficient DNS probing and enumeration. It supports multiple DNS queries, custom resolvers, wildcard filtering, and retryable DNS lookups for accuracy. Built for scalability and speed

Easy subdomain finder from a list of company names, IP ranges or domains.

DNS resolution via glibc for rust

Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.

This script requires the following modules for python: 1. Crypto 2. Paramiko It is designed to test all the cloud connectivity required for DNAC to download code and updates from the various URL's. See Readme.md for more information

Fast, multi-threaded subdomain discovery tool for security professionals. Leverages certificate transparency, wordlists, OSINT APIs, and intelligent bruteforce. Written in C with async DNS resolution and GeoIP support. Outputs enriched results in CSV/JSON.

A high-fidelity re-implementation of the classic ICMP network utility in C, focusing on low-level network programming.

Wrapper around noping which pings all resolving IP addresses for a hostname, useful for dual-stack boxes or loadbalancing systems.

Perform basic DNS resolution against a list of FQDNs.

little DNS tweak for ill configured network environment

A service which notifies you of changes in your internet connectivity and DNS resolution.

No description provided.

Quickly resolve domains using reliable resolvers

A fast and live subdomain checker with CLI output.

Blocklist Checker is a Python-based application designed to verify if domains listed in a hosts file are resolving or blocked by a DNS resolver. It features a user-friendly graphical interface built with Tkinter, making it easy for users to interact with the tool.

AltDns Generator.js Is An Application That Generates & Resolves Dynamic DNS Wildcards

A hierarchical DNS server simulation in Java demonstrating the complete DNS resolution process with Root, TLD, and Authoritative servers. Features multi-threaded architecture, UDP communication, and comprehensive DNS record management.

Simple DNS Resolving UI in PHP. Intended to be deployed on a server with a static IP and to be used when DNS services are not available on the current machine.

Implementation of a proxy server for the POP3 protocol - Subject: Communication protocols at @ ITBA

A network analysis and diagnostics toolkit built with Python. PyNetTools offers a suite of networking utilities, including ping, traceroute, port scanning, OS detection, ping sweeping, and speed testing with both command-line and interactive interfaces.

The `pycloudtrace` library provides a Python function for parsing data from the Cloudflare CDN "https://1.1.1.1/cdn-cgi/trace" endpoint. This endpoint provides information about the client's network and device, such as the IP address, location, and HTTP headers.

A Go implementation of an HTTP Getter with fully self-implemented URL parsing, DNS resolution and HTTP GET request and response parsing using only transport layer APIs.

A multithreaded Python-based TCP port scanner with DNS resolution, host availability check, and banner grabbing. Outputs structured results in CSV and human-readable summaries.

ADnsLookup is a DNS lookup tool written in Go language that allows to extract ip addresses.