JSON Responses for the Registration Data Access Protocol (RDAP)

Abstract

This document describes JSON data structures representing registration information maintained by Regional Internet Registries (RIRs) and Domain Name Registries (DNRs). These data structures are used to form Registration Data Access Protocol (RDAP) query responses.

Registration Data Access Protocol (RDAP) Query Format

“…entities?fn=XXXX XXXX is a search pattern representing the "FN" property of an entity (such as a contact, registrant, or registrar) name as specified in Section 5.1 of [RFC7483]. The following URL would be used to find information for entity names matching the "Bobby Joe*" pattern:…”

“…When returning a 422 error, the server MAY also return an error response body as specified in Section 6 of [RFC7483] if the requested media type is one that is specified in [RFC7480].…”

“…Clients that support queries for internationalized domain and nameserver names MUST accept service provider responses that describe variants as specified in "JSON Responses for the Registration Data Access Protocol (RDAP)" [RFC7483].…”

Inventory and Analysis of WHOIS Registration Objects

“…So, the private WHOIS data were not covered by this document. There are some objects that are included in the existing WHOIS system but not mentioned in [RFC7483]. This document is intended to give a list of reference extension objects for discussion.…”

Finding the Authoritative Registration Data (RDAP) Service

“…Querying and retrieving registration data from registries are defined in Registration Data Access Protocol (RDAP) [RFC7480] [RFC7482] [RFC7483]. These documents do not specify where to send the queries.…”