A comprehensive RDAP (Registration Data Access Protocol) lookup tool and cybersecurity platform built with Next.js 16, React 19, and Tailwind CSS. This modern, open-source application provides domain intelligence, network analysis, and security research capabilities for cybersecurity professionals, IT administrators, and security researchers.
🌐 Live Demo:https://www.domainintel.in
RDAP is the modern, standardized replacement for the legacy WHOIS protocol, offering significant advantages:
- 🔧 Structured JSON Data: Machine-readable responses vs. unstructured text
- 🌍 Internationalization: Native support for IDNs and Unicode characters
- 🔒 Security First: HTTPS encryption and authentication support
- ⚡ RESTful API: Standard HTTP methods and status codes
- 🎯 Standardized: Consistent format across all registries and registrars
- 🛡️ Privacy Compliance: Built-in GDPR and privacy regulation support
- 📊 Structured Responses: Consistent JSON format eliminates parsing issues
- 🔍 Enhanced Search: Better support for IP ranges, ASNs, and entities
- ⚙️ Extensible: Designed for future enhancements and integrations
- Domain Lookup: Complete registration data, nameservers, contacts, and dates
- IP Address Lookup: Network allocation, organization details, and CIDR blocks
- ASN Lookup: Autonomous System information and routing data
- Entity Lookup: Registrar and contact information
- SSL/TLS Certificate Analysis: Certificate validation, chain verification, and security assessment
- Email Security: SPF, DMARC, and DKIM record validation and analysis
- DNSSEC Validation: Domain security extension verification
- Blacklist Checking: Multi-provider RBL/DNSBL verification
- Domain Intelligence: Age calculation, reputation scoring, and registration analysis
- Threat Detection: Typosquatting, homograph attacks, and malware C2 detection
- Certificate Transparency: CT log monitoring and anomaly detection
- Advanced Analysis: Domain parking, fast flux detection, and suspicious TLD flagging
- Clean, Minimalistic UI: Professional interface focused on usability
- Responsive Design: Works seamlessly on desktop, tablet, and mobile
- Real-time Results: Fast, comprehensive analysis with structured display
- Export Capabilities: Copy results as JSON for integration
- Rate Limiting: Configurable limits to prevent abuse
- Error Handling: User-friendly error messages and fallback mechanisms
- API Ready: Built for future API exposure and integrations
- Open Source: Fully transparent and community-driven development
- ⚡ Next.js 14: React framework with App Router for optimal performance
- ⚛️ React 18: Modern React with latest features and optimizations
- 🎨 Tailwind CSS: Utility-first CSS framework for rapid UI development
- 🔧 TypeScript Ready: Prepared for type-safe development
- ☁️ Vercel Deployment: Optimized for edge computing and global performance
- 🔒 Security Focused: Built-in security headers and best practices
- Node.js 18+ and npm/yarn
- Optional: hCaptcha account for bot protection
Clone the repository:
git clone https://github.com/wbfoss/rdap-lookup.git cd rdap-lookupInstall dependencies:
npm install # or yarn installEnvironment setup (optional): Create
.env.localfor advanced features:# hCaptcha (optional - for bot protection)HCAPTCHA_SECRET_KEY=your_hcaptcha_secret_keyNEXT_PUBLIC_HCAPTCHA_SITE_KEY=your_hcaptcha_site_key# Rate limiting (optional)RDAP_LOOKUP_MAX_QUERIES=100RDAP_LOOKUP_RATE_LIMIT_SECONDS=15
Run development server:
npm run dev
Open http://localhost:3000 in your browser.
Build for production:
npm run build npm run start
- Select Query Type: Choose from Domain, IP, ASN, or Entity
- Enter Target: Input domain name (e.g.,
google.com), IP address (e.g.,8.8.8.8), or ASN (e.g.,AS15169) - Optional Settings: For domains, specify DKIM selector if needed
- Execute Lookup: Click "Lookup" to retrieve comprehensive RDAP data
- Analyze Results: Review structured data in the Overview tab or raw JSON in the Raw tab
- Copy Results: Export complete analysis as JSON for further processing
- Security Analysis: Automatic SSL, DNS, and email security checks for domains
- Security Tools Suite: Access to 14 specialized cybersecurity analysis tools
- Fallback Mechanisms: Automatic failover to IANA RDAP service for reliability
- Rate Limiting: Built-in protection against abuse while allowing legitimate research
Our comprehensive cybersecurity toolkit is now available (see /tools page):
- ✅ Domain Age Calculator - Identify newly registered domains and flag suspicious young domains
- ✅ Domain Reputation Scoring - Multi-factor risk assessment and reputation analysis
- ✅ Domain Parking Analysis - Detect parked domains and potential cybersquatting
- ✅ Typosquatting Detection - Find domain variations and suspicious registrations
- ✅ Homograph Attack Detection - Identify Unicode character attacks and spoofing attempts
- ✅ Malware C2 Detection - Command & control infrastructure analysis
- ✅ Fast Flux Detection - Identify fast-changing malicious hosting patterns
- ✅ Suspicious TLD Flagging - Risk assessment based on top-level domains
- ✅ SSL Configuration Assessment - Comprehensive SSL/TLS security analysis
- ✅ Certificate Transparency Monitoring - CT log analysis and anomaly detection
- ✅ SPF Analysis - Sender Policy Framework record validation and assessment
- ✅ DMARC Assessment - DMARC policy analysis and implementation guidance
- ✅ Blacklist Aggregation - Multi-provider security vendor blacklist checking
- ✅ Phishing Lookup - Domain-based phishing detection and analysis
- Threat intelligence integration
- Passive DNS analysis
- Network topology mapping
- Machine learning threat detection
- Enterprise monitoring and alerting
We welcome contributions from the cybersecurity and development community!
- Fork the repository
- Create a feature branch:
git checkout -b feature/amazing-feature - Commit your changes:
git commit -m 'Add amazing feature' - Push to branch:
git push origin feature/amazing-feature - Open a Pull Request
- 🔧 Core Features: RDAP parsing improvements and new query types
- 🛡️ Security Tools: Implementation of planned cybersecurity features
- 🎨 UI/UX: Interface improvements and user experience enhancements
- 📚 Documentation: Guides, tutorials, and API documentation
- 🧪 Testing: Test coverage and quality assurance
- 🎯 Purpose: Domain intelligence and cybersecurity research
- 👥 Target Users: Security researchers, IT professionals, cybersecurity analysts
- 🛡️ Security Tools: 14 specialized tools available with 54+ more planned
- 📈 Roadmap: Phase 1 complete, continuing development across 4 phases
- 🔄 Updates: Active development with regular feature releases
- 🌍 Accessibility: Free, open-source, and globally available
This project is licensed under the MIT License - see the LICENSE file for details.
- ✅ Free Forever: Core functionality will always be free
- ✅ Community Driven: Development guided by user feedback
- ✅ Transparent: All code and development processes are public
- ✅ Secure: Regular security audits and updates
Special thanks to:
- IANA for RDAP bootstrap data and standards
- IETF for RDAP protocol development (RFC 7483)
- Vercel for hosting and deployment platform
- Open Source Community for contributions and feedback
- 🐛 Issues: GitHub Issues
- 💬 Discussions: GitHub Discussions
- 📧 Security: Report security issues responsibly via GitHub Security tab
- ⭐ Star: Show support by starring the repository
Built with ❤️ by the cybersecurity community for the cybersecurity community.