RDAP is queried first when available because it returns structured data. WHOIS remains a fallback for the raw information published by the registry or registrar.
Depending on the extension and registry policy, the result may contain the registrar, dates, status codes, name servers and an abuse contact. Personal details are often redacted to comply with privacy rules.
Formats and fields vary widely. Missing information does not prove that a domain is suspicious; it may simply reflect a privacy policy or incomplete RDAP coverage.
RDAP provides structured data when supported by the registry; WHOIS remains available as a fallback. Personal details are often redacted by privacy policies.
Registries and registrars apply privacy and data-protection rules.
It is designed as its structured successor, but coverage and published fields still vary.
They can indicate transfer, update or deletion locks, among other states.