Spyder OSINT GUI — Graphical open-source intelligence research tool for phone number lookup, IP geolocation, social media reconnaissance, email validation, domain WHOIS, username search, with multi-module architecture and Tkinter-based interface for digital forensics

This PHP whois package enables developers to retrieve domain registration information and check domain availability via socket protocol. It's a useful tool for web developers and domain name registrars.

Bulk Domain WHOIS/RDAP/DNS Lookup Tool built with Tauri

Flask_Whois is a web application that allows you to look up domain names and IP addresses, providing detailed WHOIS information, including expiration dates and raw data.

is a modern domain resolver designed for Minecraft-related domains. It efficiently resolves subdomains and top-level domains, detects Cloudflare IP addresses, and allows multi-threaded execution. Results can be saved to a file for further analysis.

Domain Lookup from https://www.whois.com/whois/

Source code of Domane website

get quick domain info

🌐 Fully-featured DNS lookup and Domain WHOIS client for Go. Supports all DNS record types (A, AAAA, MX, TXT, NS, etc.) and 50+ TLDs. Includes CLI tool with JSON output. Clean API, comprehensive tests, zero dependencies.

Unified, type-safe RDAP client for Node.js — query domains, IPs, and ASNs across all global registries with SSRF protection & PII redaction

A web application that allows users to perform domain and hosting lookups, including WHOIS information and hosting provider details.

CLI multi tool for cybersecurity

Modern RDAP query client, built with static Next.js

Fast, secure RDAP client for Rust — query domains, IPs, and ASNs with SSRF protection. Also available as Node.js (rdapify-nd) and Python (rdapify-py) bindings.

🌐 RDAP Lookup Tool – A modern web interface for domain registration lookups using RDAP. Sleek UI, collapsible JSON, and real-time search.

Simple ip lookup build with php

Example domain lookup with SW Hosting Domains API

Simple RDAP MCP Server for domain information lookup using Model Context Protocol

Complete JSON list of WHOIS servers for all TLDs - Auto-synced with IANA Root Zone Database

Whois Domain Root Zones