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Evolution of Whois Protocol to RDAP (2019)
The Registration Data Access Protocol, known as RDAP, was created by the technical community in the Internet Engineering Task Force (IETF) as an eventual replacement for the WHOIS protocol. RDAP enables users to access current registration data and was designed to help address the limitations of the WHOIS protocol.
RDAP enables users to access current registration data and was designed to help address the limitations of the WHOIS protocol. As we shared in February 2019, the ICANN organization took another important step in a multi-phased approach to transition WHOIS services to RDAP by mandating that all generic top-level domain (gTLD) registries and ICANN-accredited registrars provide RDDS over RDAP in addition to WHOIS by 26 August 2019. We look forward to taking these next steps and want to thank the members of the contracted parties community for their participation, support, and contributions during this transition.
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