WHOIS is dead: check domain expiry dates in bulk with Python and RDAP (free, no API key)
RDAP replaced WHOIS for gTLDs. Look up domain expiration dates, registrar and status as JSON in Python, then bulk-check hundreds of domains to CSV. Standard library only.
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.