Registration records can provide chronology, but they rarely prove who operates a website and should be interpreted with care.
Record dates without overstating them
Creation, update and expiry dates describe registration events rather than the age or legitimacy of the visible content.
Compare those dates with the claim timeline and note conflicts as questions instead of conclusions.
Treat privacy services as neutral
Privacy protection is common and does not make a domain trustworthy or malicious by itself.
Focus on documented continuity and corroborating sources rather than the absence of a public registrant name.
Watch for registrar and status changes
A transfer, hold status or sudden nameserver change can justify a fresh review of a previously recorded Mars Market link.
Save the observation time because registration data can change quickly.
Compare exact hostnames
Similar-looking domains may have different registration histories and controllers.
Check the precise registered domain rather than a brand word appearing in a subdomain or path.
Combine registration with other evidence
Registration history is most useful beside DNS, certificate, redirect and source-provenance records.
Keep the address unverified when those signals conflict or cannot be tied to the same controller.