Can I take over XYZ? vs Nightwing DejaVM: Side-by-Side Comparison (2026)

Penetration testers and security researchers validating subdomain takeover risk will find Can I take over XYZ? invaluable for mapping dangling DNS exposure across service providers; the 5,341 GitHub stars reflect real-world adoption by practitioners who need a quick, free reference without vendor lock-in. The tool prioritizes Identify over Respond, giving you the inventory of vulnerable records and exact claim procedures for each provider, which is exactly what you need during assessment or remediation planning. Skip this if your org needs continuous monitoring or automated remediation; this is a reference tool for human-driven validation, not a managed service.